SPRABERRY DRIVER UNIT

Oil · District 08 · Lease #15400

Operator: PIONEER NATURAL RES. USA, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

39.2M BBL

Cum Gas

143.7M MCF

casinghead

Wells

901

Production

1993-01 — 2026-04

Peak Month

2005-03

Production History

Cum Oil: 39,209,973 BBL Cum Gas: 143,744,993 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

296,226 BBL/mo

Di (annual)

10.6%

b-factor

0.0

EUR

33,305,268 BBL

R-squared

0.970

type

exponential

Operator History (from monthly production reports)

1997-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 347 mo

1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo

1994-08 — 1995-02 MIDPAR L.P. 7 mo

1993-01 — 1994-07 PG&E RESOURCES COMPANY 19 mo

Wells (901)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
304H	42-329-47774	PIONEER NATURAL RES. USA, INC.	1	8,335	2025-04-22
309H	42-173-39291	PIONEER NATURAL RES. USA, INC.	1	8,335	2025-04-22
3501HR	42-383-41950	PIONEER NATURAL RES. USA, INC.	1	8,335	2025-02-13
3501H	42-383-41872	PIONEER NATURAL RES. USA, INC.	1	8,335	2024-10-24
3502H	42-383-41873	PIONEER NATURAL RES. USA, INC.	1	8,335	2024-10-24
3503H	42-383-41874	PIONEER NATURAL RES. USA, INC.	1	8,335	2024-10-24
3901H	42-383-41875	PIONEER NATURAL RES. USA, INC.	1	8,335	2024-10-24
3902H	42-383-41876	PIONEER NATURAL RES. USA, INC.	1	8,335	2024-10-24
3903H	42-383-41877	PIONEER NATURAL RES. USA, INC.	1	8,335	2024-10-24
2807H	42-383-41277	PIONEER NATURAL RES. USA, INC.	1	8,335	2023-01-05
2801H	42-383-41131	PIONEER NATURAL RES. USA, INC.	1	8,075	2022-04-01
2802H	42-383-41132	PIONEER NATURAL RES. USA, INC.	1	8,075	2022-04-01
1667A	42-383-36257	PIONEER NATURAL RES. USA, INC.	1	8,800	2008-06-19
D195A	42-383-36241	PIONEER NATURAL RES. USA, INC.	1	8,800	2008-06-12
E195A	42-383-36240	PIONEER NATURAL RES. USA, INC.	1	8,800	2008-06-12
933A	42-173-33364	PIONEER NATURAL RES. USA, INC.	2	8,400	2008-01-04
913A	42-173-33362	PIONEER NATURAL RES. USA, INC.	2	8,400	2008-01-02
924A	42-173-33363	PIONEER NATURAL RES. USA, INC.	1	8,400	2008-01-02
1878A	42-383-36083	PIONEER NATURAL RES. USA, INC.	1	10,000	2007-11-14
1577A	42-383-36082	PIONEER NATURAL RES. USA, INC.	1	10,000	2007-11-13
2315A	42-383-36081	PIONEER NATURAL RES. USA, INC.	1	10,000	2007-11-12
2225A	42-383-35511	PIONEER NATURAL RES. USA, INC.	1	8,490	2005-01-10
1494A	42-173-33143	PIONEER NATURAL RES. USA, INC.	1	8,700	2004-12-22
643 A	42-173-33144	PIONEER NATURAL RES. USA, INC.	1	8,700	2004-12-07
2297 A	42-383-35502	PIONEER NATURAL RES. USA, INC.	1	8,700	2004-11-22
A168 A	42-383-35501	PIONEER NATURAL RES. USA, INC.	1	8,700	2004-11-22
1493A	42-173-33133	PIONEER NATURAL RES. USA, INC.	1	8,300	2004-07-27
1109A	42-173-33132	PIONEER NATURAL RES. USA, INC.	1	8,600	2004-07-15
B229A	42-383-35436	PIONEER NATURAL RES. USA, INC.	1	8,600	2004-07-15
A229A	42-383-35437	PIONEER NATURAL RES. USA, INC.	1	8,600	2004-07-14
1292A	42-383-35429	PIONEER NATURAL RES. USA, INC.	1	8,710	2004-06-14
1446A	42-173-33131	PIONEER NATURAL RES. USA, INC.	1	8,290	2004-06-14
572A	42-329-35120	PIONEER NATURAL RES. USA, INC.	2	8,750	2004-06-10
1699A	42-383-35408	PIONEER NATURAL RES. USA, INC.	1	8,340	2004-04-06
2273A	42-383-35406	PIONEER NATURAL RES. USA, INC.	1	8,610	2004-04-06
2274A	42-383-35407	PIONEER NATURAL RES. USA, INC.	1	8,610	2004-04-06
C112A	42-173-33125	PIONEER NATURAL RES. USA, INC.	1	8,500	2003-12-12
C195A	42-383-35364	PIONEER NATURAL RES. USA, INC.	1	8,500	2003-12-12
2267A	42-383-35362	PIONEER NATURAL RES. USA, INC.	1	8,700	2003-12-08
2313A	42-383-35363	PIONEER NATURAL RES. USA, INC.	1	8,600	2003-12-08
145A	42-173-33116	PIONEER NATURAL RES. USA, INC.	1	8,650	2003-06-24
143A	42-173-33115	PIONEER NATURAL RES. USA, INC.	1	8,650	2003-06-17
141A	42-173-33113	PIONEER NATURAL RES. USA, INC.	1	8,650	2003-06-16
142A	42-173-33114	PIONEER NATURAL RES. USA, INC.	2	8,650	2003-06-16
1445A	42-173-33107	PIONEER NATURAL RES. USA, INC.	1	8,410	2003-02-10
1698A	42-383-35304	PIONEER NATURAL RES. USA, INC.	1	8,430	2003-02-07
1995A	42-383-35305	PIONEER NATURAL RES. USA, INC.	1	8,410	2003-02-07
136A	42-173-33106	PIONEER NATURAL RES. USA, INC.	1	8,640	2003-01-30
845A	42-173-33105	PIONEER NATURAL RES. USA, INC.	2	8,530	2003-01-30
1996A	42-383-35300	PIONEER NATURAL RES. USA, INC.	1	8,340	2003-01-27
1419A	42-173-33103	PIONEER NATURAL RES. USA, INC.	1	8,440	2003-01-23
846A	42-173-33104	PIONEER NATURAL RES. USA, INC.	1	8,530	2003-01-23
A141A	42-383-35297	PIONEER NATURAL RES. USA, INC.	1	8,440	2003-01-22
B141A	42-383-35298	PIONEER NATURAL RES. USA, INC.	1	8,440	2003-01-22
C170A	42-383-35299	PIONEER NATURAL RES. USA, INC.	1	8,340	2003-01-22
1576A	42-383-35295	PIONEER NATURAL RES. USA, INC.	2	8,500	2003-01-14
2206A	42-383-35296	PIONEER NATURAL RES. USA, INC.	1	8,500	2003-01-14
1903A	42-383-35292	PIONEER NATURAL RES. USA, INC.	2	8,550	2003-01-09
2137A	42-383-35290	PIONEER NATURAL RES. USA, INC.	1	8,620	2003-01-08
2268A	42-383-35291	PIONEER NATURAL RES. USA, INC.	1	8,630	2003-01-08
2314A	42-383-35289	PIONEER NATURAL RES. USA, INC.	1	8,520	2003-01-08
1566A	42-383-35285	PIONEER NATURAL RES. USA, INC.	1	8,590	2003-01-03
1575A	42-383-35271	PIONEER NATURAL RES. USA, INC.	1	8,600	2002-12-31
1679A	42-383-35274	PIONEER NATURAL RES. USA, INC.	1	8,440	2002-12-31
1535A	42-383-35270	PIONEER NATURAL RES. USA, INC.	1	8,670	2002-12-19
A 61A	42-173-33101	PIONEER NATURAL RES. USA, INC.	1	8,550	2002-12-17
A 39A	42-173-33099	PIONEER NATURAL RES. USA, INC.	1	8,580	2002-12-11
C 81A	42-173-33100	PIONEER NATURAL RES. USA, INC.	1	8,600	2002-12-11
1792A	42-383-35265	PIONEER NATURAL RES. USA, INC.	1	8,700	2002-12-06
905A	42-173-33090	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-08-09
135A	42-173-33087	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-08-01
1685A	42-383-35219	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-08-01
B170A	42-383-35220	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-08-01
1078A	42-383-35216	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-07-10
1333A	42-383-35215	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-07-10
1876A	42-383-35217	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-07-10
1877A	42-383-35214	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-07-10
1087A	42-173-33084	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-07-03
1088A	42-173-33085	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-07-03
B 60A	42-173-32989	PIONEER NATURAL RES. USA, INC.	2	8,550	2001-01-23
1893A	42-383-35041	PIONEER NATURAL RES. USA, INC.	1	8,500	2000-01-20
A101A	42-461-34027	PIONEER NATURAL RES. USA, INC.	1	8,700	2000-01-20
1697A	42-383-35033	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-12-21
B111A	42-173-32999	PIONEER NATURAL RES. USA, INC.	1	8,400	1999-10-27
1666A	42-383-35018	PIONEER NATURAL RES. USA, INC.	1	8,400	1999-09-16
2265A	42-383-35020	PIONEER NATURAL RES. USA, INC.	1	8,580	1999-09-16
2325A	42-383-35017	PIONEER NATURAL RES. USA, INC.	1	8,430	1999-09-16
2326A	42-383-35019	PIONEER NATURAL RES. USA, INC.	1	8,450	1999-09-16
B101A	42-461-34013	PIONEER NATURAL RES. USA, INC.	1	8,700	1999-09-16
1019A	42-461-34012	PIONEER NATURAL RES. USA, INC.	1	8,680	1999-09-13
1129A	42-173-32991	PIONEER NATURAL RES. USA, INC.	1	8,380	1999-09-13
553A	42-329-34194	PIONEER NATURAL RES. USA, INC.	1	8,730	1999-09-13
A111A	42-173-32993	PIONEER NATURAL RES. USA, INC.	1	8,430	1999-09-13
A112A	42-173-32992	PIONEER NATURAL RES. USA, INC.	1	8,350	1999-09-13
C142A	42-173-32990	PIONEER NATURAL RES. USA, INC.	1	8,300	1999-09-13
1119A	42-173-32985	PIONEER NATURAL RES. USA, INC.	1	8,400	1999-09-08
A 60A	42-173-32986	PIONEER NATURAL RES. USA, INC.	1	8,580	1999-09-08
B112A	42-173-32987	PIONEER NATURAL RES. USA, INC.	1	8,380	1999-09-08
1326A	42-383-35012	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-07-29
1695A	42-383-34989	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-19
1696A	42-383-34990	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-19
1922A	42-383-34991	PIONEER NATURAL RES. USA, INC.	1	8,601	1999-02-19
1934A	42-383-34992	PIONEER NATURAL RES. USA, INC.	1	8,602	1999-02-19
1974A	42-383-34993	PIONEER NATURAL RES. USA, INC.	1	8,601	1999-02-19
2082A	42-383-34994	PIONEER NATURAL RES. USA, INC.	1	8,602	1999-02-19
2271A	42-383-34995	PIONEER NATURAL RES. USA, INC.	1	8,604	1999-02-19
2272A	42-383-34996	PIONEER NATURAL RES. USA, INC.	1	8,603	1999-02-19
2324A	42-383-34997	PIONEER NATURAL RES. USA, INC.	1	8,602	1999-02-19
1187A	42-173-32959	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
1481A	42-173-32958	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
1687A	42-383-34986	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-02-18
1688A	42-383-34987	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
1689A	42-383-34988	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
291A	42-329-34162	PIONEER NATURAL RES. USA, INC.	1	8,601	1999-02-18
292A	42-329-34161	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
447A	42-173-32960	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
454A	42-173-32962	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-02-18
455A	42-173-32961	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-18
311A	42-329-34159	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-17
312A	42-329-34160	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-17
409A	42-173-32955	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-17
608A	42-173-32956	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-02-17
609A	42-173-32957	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-02-17
835A	42-173-32954	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-02-17
113A	42-173-32953	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-16
199A	42-173-32952	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-16
281A	42-329-34158	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-16
41A	42-329-34157	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-16
A 40A	42-173-32950	PIONEER NATURAL RES. USA, INC.	2	8,600	1999-02-16
B 40A	42-173-32951	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-16
472A	42-329-34156	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-10
834A	42-173-32949	PIONEER NATURAL RES. USA, INC.	2	8,440	1999-02-10
1678A	42-383-34984	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-02-01
1676A	42-383-34983	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-25
512A	42-329-34152	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-25
521A	42-329-34153	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-25
1677A	42-383-34982	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-19
B 81A	42-173-32948	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-19
1482A	42-173-32946	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-07
567A	42-329-34138	PIONEER NATURAL RES. USA, INC.	1	8,600	1999-01-07
1405A	42-383-34981	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-28
566A	42-173-32945	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-28
1406A	42-383-34980	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-21
1118A	42-173-32943	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-17
398A	42-173-32942	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-17
1128A	42-173-32938	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-14
1416A	42-173-32939	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-14
583A	42-173-32941	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-12-14
828A	42-173-32940	PIONEER NATURAL RES. USA, INC.	2	8,600	1998-12-14
2143DR	42-383-34958	PIONEER NATURAL RES. USA, INC.	1	5,000	1998-12-11
1791A	42-383-34957	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-08
1832A	42-383-34956	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-12-08
1241A	42-461-33961	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-04
1407A	42-173-32936	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-12-02
1018A	42-461-33959	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-11-25
1831A	42-383-34954	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-11-25
243A	42-173-32916	PIONEER NATURAL RES. USA, INC.	1	8,410	1998-11-18
1025A	42-383-34952	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-11-17
1373A	42-383-34953	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-11-17
754A	42-173-32933	PIONEER NATURAL RES. USA, INC.	1	8,630	1998-11-12
753A	42-173-32932	PIONEER NATURAL RES. USA, INC.	2	8,650	1998-11-06
1086A	42-173-32927	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-11-04
1092A	42-173-32928	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-11-04
752A	42-173-32925	PIONEER NATURAL RES. USA, INC.	1	8,650	1998-10-30
1404A	42-383-34951	PIONEER NATURAL RES. USA, INC.	2	8,390	1998-10-27
42A	42-329-34126	PIONEER NATURAL RES. USA, INC.	1	8,710	1998-10-27
571A	42-173-32921	PIONEER NATURAL RES. USA, INC.	2	8,670	1998-10-27
A142A	42-173-32922	PIONEER NATURAL RES. USA, INC.	1	8,300	1998-10-27
B142A	42-173-32923	PIONEER NATURAL RES. USA, INC.	1	8,310	1998-10-27
1144A	42-173-32918	PIONEER NATURAL RES. USA, INC.	2	8,320	1998-10-26
843	42-383-01350	PIONEER NATURAL RES. USA, INC.	1	7,686	1998-10-26
1417A	42-173-32915	PIONEER NATURAL RES. USA, INC.	1	8,350	1998-10-23
1418A	42-173-32917	PIONEER NATURAL RES. USA, INC.	1	8,330	1998-10-23
12A	42-329-34125	PIONEER NATURAL RES. USA, INC.	1	8,720	1998-10-13
198A	42-173-32913	PIONEER NATURAL RES. USA, INC.	2	8,470	1998-10-13
1428A	42-173-32912	PIONEER NATURAL RES. USA, INC.	1	8,290	1998-10-08
482A	42-329-34123	PIONEER NATURAL RES. USA, INC.	1	8,750	1998-10-08
619A	42-173-32911	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-10-08
884A	42-173-32910	PIONEER NATURAL RES. USA, INC.	1	8,350	1998-10-08
133A	42-173-32908	PIONEER NATURAL RES. USA, INC.	1	8,550	1998-10-07
134A	42-173-32906	PIONEER NATURAL RES. USA, INC.	1	8,530	1998-10-07
1429A	42-173-32907	PIONEER NATURAL RES. USA, INC.	2	8,320	1998-10-07
1024A	42-383-34949	PIONEER NATURAL RES. USA, INC.	1	8,640	1998-10-05
582A	42-173-32905	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-10-05
1261A	42-383-34948	PIONEER NATURAL RES. USA, INC.	1	8,670	1998-10-02
1325A	42-383-34945	PIONEER NATURAL RES. USA, INC.	1	8,610	1998-10-02
1534A	42-383-34947	PIONEER NATURAL RES. USA, INC.	1	8,630	1998-10-02
1592A	42-383-34946	PIONEER NATURAL RES. USA, INC.	2	8,470	1998-10-02
912A	42-173-32903	PIONEER NATURAL RES. USA, INC.	1	8,260	1998-10-01
1686A	42-383-34944	PIONEER NATURAL RES. USA, INC.	1	8,360	1998-09-29
895	42-173-31603	PIONEER NATURAL RES. USA, INC.	5	12,400	1998-09-22
582	42-461-04184	PIONEER NATURAL RES. USA, INC.	1	8,710	1998-06-18
310	42-173-00848	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-05-08
1186A	42-173-00593	PIONEER NATURAL RES. USA, INC.	1	8,230	1998-04-08
630	42-173-00593	PIONEER NATURAL RES. USA, INC.	1	8,230	1998-04-08
1127A	42-173-32869	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-10
1143A	42-173-32870	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-10
521	42-173-00883	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-03-10
565A	42-329-34065	PIONEER NATURAL RES. USA, INC.	3	9,000	1998-03-10
762A	42-173-00883	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-03-10
1117A	42-173-32868	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-03-06
911A	42-173-32867	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-03-06
552A	42-329-34028	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-03-04
2302A	42-383-34924	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-02-20
2303A	42-383-34925	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-02-20
501A	42-329-34054	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-20
1281A	42-383-34923	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-02-18
2301A	42-383-34922	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-02-18
481A	42-329-34036	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-12
981A	42-461-33925	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-12
531A	42-329-34019	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-06
551A	42-329-34029	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-05
2266A	42-383-34920	PIONEER NATURAL RES. USA, INC.	2	8,600	1998-01-28
1476A	42-173-32863	PIONEER NATURAL RES. USA, INC.	1	8,200	1998-01-27
271A	42-329-34017	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-01-27
2242A	42-383-34915	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-01-22
2243A	42-383-34916	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-01-22
407A	42-173-32861	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-22
737A	42-329-34011	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-01-22
11A	42-329-34010	PIONEER NATURAL RES. USA, INC.	1	8,750	1998-01-20
1475A	42-173-32860	PIONEER NATURAL RES. USA, INC.	1	8,200	1998-01-20
2241A	42-383-34914	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-01-20
332A	42-173-32858	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-01-20
408A	42-173-32859	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-20
2126A	42-383-34910	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-14
2136A	42-383-34909	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-14
2298A	42-383-34912	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-14
2299A	42-383-34911	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-14
1443A	42-173-32855	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-02
1444A	42-173-32854	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-02
1665A	42-383-34908	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-01-02
2125A	42-383-34905	PIONEER NATURAL RES. USA, INC.	1	8,700	1998-01-02
2135A	42-383-34906	PIONEER NATURAL RES. USA, INC.	1	8,600	1998-01-02
2205A	42-383-34907	PIONEER NATURAL RES. USA, INC.	1	8,500	1998-01-02
1415A	42-383-34902	PIONEER NATURAL RES. USA, INC.	1	8,400	1997-12-30
1709A	42-383-34903	PIONEER NATURAL RES. USA, INC.	1	8,300	1997-12-30
2147A	42-383-34901	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-12-30
2153A	42-383-34900	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-12-30
2213A	42-383-34899	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-12-30
2214A	42-383-34898	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-12-30
2223A	42-383-34897	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-12-30
1565A	42-383-34896	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-12-23
1983A	42-383-34892	PIONEER NATURAL RES. USA, INC.	1	8,800	1997-12-23
1984A	42-383-34893	PIONEER NATURAL RES. USA, INC.	1	8,800	1997-12-23
2211A	42-383-34894	PIONEER NATURAL RES. USA, INC.	1	8,800	1997-12-23
A170A	42-383-34895	PIONEER NATURAL RES. USA, INC.	1	8,800	1997-12-23
503	42-329-00069	PIONEER NATURAL RES. USA, INC.	1	8,730	1997-12-19
721A	42-329-00069	PIONEER NATURAL RES. USA, INC.	1	8,730	1997-12-19
1077A	42-383-34889	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-12-17
1085A	42-383-34890	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-12-17
1875A	42-383-34891	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-12-17
1675A	42-383-34887	PIONEER NATURAL RES. USA, INC.	1	8,400	1997-12-15
1076A	42-173-32852	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-12-12
1673A	42-383-34886	PIONEER NATURAL RES. USA, INC.	1	8,400	1997-12-10
618A	42-173-32849	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-12-10
901A	42-173-32851	PIONEER NATURAL RES. USA, INC.	1	8,330	1997-12-10
1674A	42-383-34884	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-11-26
824A	42-173-32650	PIONEER NATURAL RES. USA, INC.	3	9,000	1997-11-26
902A	42-173-32846	PIONEER NATURAL RES. USA, INC.	1	8,270	1997-11-14
818A	42-173-32845	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-11-12
819A	42-173-32844	PIONEER NATURAL RES. USA, INC.	1	8,510	1997-11-12
235A	42-173-32842	PIONEER NATURAL RES. USA, INC.	1	8,430	1997-11-03
236A	42-173-32841	PIONEER NATURAL RES. USA, INC.	1	8,400	1997-11-03
617A	42-173-32837	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-10-30
1101A	42-173-32835	PIONEER NATURAL RES. USA, INC.	1	8,480	1997-10-23
1102A	42-173-32834	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-10-23
1103A	42-173-32833	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-10-23
1104A	42-173-32832	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-10-23
739A	42-461-33872	PIONEER NATURAL RES. USA, INC.	1	8,690	1997-10-23
562A	42-173-32830	PIONEER NATURAL RES. USA, INC.	1	8,700	1997-10-15
564A	42-173-32831	PIONEER NATURAL RES. USA, INC.	1	8,700	1997-10-15
561A	42-329-33916	PIONEER NATURAL RES. USA, INC.	1	8,700	1997-09-24
563A	42-173-32825	PIONEER NATURAL RES. USA, INC.	1	8,660	1997-09-24
1014A	42-383-34851	PIONEER NATURAL RES. USA, INC.	1	8,680	1997-09-18
1414A	42-173-32823	PIONEER NATURAL RES. USA, INC.	1	8,380	1997-09-16
1105A	42-173-32818	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-09-10
1106A	42-173-32820	PIONEER NATURAL RES. USA, INC.	1	8,480	1997-09-10
111A	42-173-32822	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-09-10
1303A	42-383-34856	PIONEER NATURAL RES. USA, INC.	1	8,630	1997-09-10
1315A	42-383-34855	PIONEER NATURAL RES. USA, INC.	1	8,610	1997-09-10
1959A	42-383-34854	PIONEER NATURAL RES. USA, INC.	1	8,430	1997-09-10
396A	42-173-32821	PIONEER NATURAL RES. USA, INC.	1	8,570	1997-09-10
397A	42-173-32819	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-09-10
A195A	42-383-34853	PIONEER NATURAL RES. USA, INC.	1	8,430	1997-09-10
B195A	42-383-34852	PIONEER NATURAL RES. USA, INC.	1	8,430	1997-09-10
112A	42-173-32817	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-09-09
1023A	42-383-34850	PIONEER NATURAL RES. USA, INC.	1	8,630	1997-09-05
1115A	42-173-32815	PIONEER NATURAL RES. USA, INC.	2	8,400	1997-09-05
1116A	42-173-32814	PIONEER NATURAL RES. USA, INC.	1	8,390	1997-09-05
1291A	42-383-34849	PIONEER NATURAL RES. USA, INC.	1	8,630	1997-09-05
395A	42-173-32813	PIONEER NATURAL RES. USA, INC.	1	8,570	1997-09-03
1013A	42-461-33836	PIONEER NATURAL RES. USA, INC.	1	8,700	1997-08-22
1603A	42-383-34835	PIONEER NATURAL RES. USA, INC.	1	8,430	1997-08-22
1017A	42-461-33835	PIONEER NATURAL RES. USA, INC.	1	8,700	1997-08-20
131A	42-173-32809	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-08-20
132A	42-173-32808	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-08-20
738A	42-329-33854	PIONEER NATURAL RES. USA, INC.	1	8,720	1997-08-14
1011A	42-461-33834	PIONEER NATURAL RES. USA, INC.	1	8,690	1997-08-13
1012A	42-461-33833	PIONEER NATURAL RES. USA, INC.	2	8,680	1997-08-13
1016A	42-383-34827	PIONEER NATURAL RES. USA, INC.	1	8,670	1997-08-13
1015A	42-461-33824	PIONEER NATURAL RES. USA, INC.	1	8,690	1997-08-04
1107A	42-173-32801	PIONEER NATURAL RES. USA, INC.	1	8,480	1997-07-29
1108A	42-173-32802	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-07-29
1543A	42-383-34820	PIONEER NATURAL RES. USA, INC.	1	8,590	1997-07-23
923A	42-173-32800	PIONEER NATURAL RES. USA, INC.	1	8,230	1997-07-23
1185A	42-173-32793	PIONEER NATURAL RES. USA, INC.	1	8,230	1997-07-10
1191A	42-173-32795	PIONEER NATURAL RES. USA, INC.	1	8,240	1997-07-10
1192A	42-173-32796	PIONEER NATURAL RES. USA, INC.	1	8,240	1997-07-10
1913A	42-383-34810	PIONEER NATURAL RES. USA, INC.	1	8,490	1997-07-10
1943A	42-383-34811	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-07-10
2003A	42-383-34812	PIONEER NATURAL RES. USA, INC.	1	8,270	1997-07-10
446A	42-173-32794	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-07-10
672A	42-461-33815	PIONEER NATURAL RES. USA, INC.	1	8,750	1997-07-10
1525A	42-383-34802	PIONEER NATURAL RES. USA, INC.	1	8,700	1997-07-07
331	42-173-00079	PIONEER NATURAL RES. USA, INC.	1	8,610	1997-07-07
331A	42-173-00079	PIONEER NATURAL RES. USA, INC.	1	8,610	1997-07-07
597A	42-173-32792	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-07-07
348	42-173-00638	PIONEER NATURAL RES. USA, INC.	1	7,005	1997-07-03
1091A	42-383-34794	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-06-24
126A	42-173-32789	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-06-24
671A	42-329-33776	PIONEER NATURAL RES. USA, INC.	1	8,780	1997-06-06
751A	42-173-32785	PIONEER NATURAL RES. USA, INC.	1	8,640	1997-06-06
125A	42-173-32783	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-06-05
853A	42-173-32782	PIONEER NATURAL RES. USA, INC.	1	8,410	1997-06-05
827A	42-173-32781	PIONEER NATURAL RES. USA, INC.	1	8,470	1997-06-04
829A	42-173-32780	PIONEER NATURAL RES. USA, INC.	1	8,490	1997-06-04
1801A	42-383-34780	PIONEER NATURAL RES. USA, INC.	2	8,700	1997-06-02
1863A	42-383-34778	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-05-30
103A	42-173-32778	PIONEER NATURAL RES. USA, INC.	1	8,610	1997-05-28
1813A	42-383-34775	PIONEER NATURAL RES. USA, INC.	1	8,620	1997-05-28
761A	42-173-32777	PIONEER NATURAL RES. USA, INC.	1	8,640	1997-05-28
607A	42-173-32773	PIONEER NATURAL RES. USA, INC.	1	8,800	1997-05-21
893	42-383-34769	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-05-20
449	42-173-00903	PIONEER NATURAL RES. USA, INC.	1	8,660	1997-05-15
449A	42-173-00903	PIONEER NATURAL RES. USA, INC.	1	8,660	1997-05-15
511A	42-329-33756	PIONEER NATURAL RES. USA, INC.	1	8,730	1997-05-15
581A	42-173-32772	PIONEER NATURAL RES. USA, INC.	1	8,660	1997-05-15
742A	42-173-32771	PIONEER NATURAL RES. USA, INC.	1	8,650	1997-05-15
1084	42-173-32770	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-05-13
1084A	42-173-32770	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-05-13
2002A	42-383-34765	PIONEER NATURAL RES. USA, INC.	1	8,290	1997-05-13
1614A	42-383-34764	PIONEER NATURAL RES. USA, INC.	1	8,470	1997-05-06
181A	42-173-32766	PIONEER NATURAL RES. USA, INC.	1	8,510	1997-04-28
182A	42-173-32765	PIONEER NATURAL RES. USA, INC.	1	8,490	1997-04-28
2145A	42-383-34754	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-04-11
2146A	42-383-34753	PIONEER NATURAL RES. USA, INC.	1	8,540	1997-04-11
2152A	42-383-34755	PIONEER NATURAL RES. USA, INC.	1	8,560	1997-04-11
595A	42-173-32756	PIONEER NATURAL RES. USA, INC.	2	8,600	1997-04-11
596A	42-173-32757	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-04-11
101A	42-173-32754	PIONEER NATURAL RES. USA, INC.	1	8,640	1997-04-10
102A	42-173-32755	PIONEER NATURAL RES. USA, INC.	1	8,630	1997-04-10
2222A	42-383-34750	PIONEER NATURAL RES. USA, INC.	2	8,420	1997-04-10
614A	42-173-32753	PIONEER NATURAL RES. USA, INC.	2	8,540	1997-04-09
2262A	42-383-34747	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-04-03
2263A	42-383-34748	PIONEER NATURAL RES. USA, INC.	1	8,530	1997-04-03
2264A	42-383-34749	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-04-03
843A	42-173-32750	PIONEER NATURAL RES. USA, INC.	1	8,380	1997-04-02
844A	42-173-32751	PIONEER NATURAL RES. USA, INC.	2	8,380	1997-04-02
615A	42-173-32749	PIONEER NATURAL RES. USA, INC.	1	8,510	1997-03-31
862	42-383-01091	PIONEER NATURAL RES. USA, INC.	1	7,654	1997-03-31
2261A	42-383-34745	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-03-27
842A	42-173-32748	PIONEER NATURAL RES. USA, INC.	1	8,450	1997-03-27
841 A	42-173-32741	PIONEER NATURAL RES. USA, INC.	2	8,410	1997-03-14
322	42-173-00318	PIONEER NATURAL RES. USA, INC.	1	7,120	1997-03-07
351	42-173-00791	PIONEER NATURAL RES. USA, INC.	1	7,000	1997-03-07
2293A	42-383-34735	PIONEER NATURAL RES. USA, INC.	1	8,570	1997-03-05
262A	42-173-32740	PIONEER NATURAL RES. USA, INC.	1	8,360	1997-03-05
261A	42-173-32739	PIONEER NATURAL RES. USA, INC.	1	8,360	1997-02-26
2296A	42-383-34733	PIONEER NATURAL RES. USA, INC.	2	8,530	1997-02-25
2295A	42-383-34727	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-02-14
2311A	42-383-34724	PIONEER NATURAL RES. USA, INC.	1	8,520	1997-02-07
2312A	42-383-34723	PIONEER NATURAL RES. USA, INC.	1	8,510	1997-02-07
2124A	42-383-34720	PIONEER NATURAL RES. USA, INC.	1	8,580	1997-02-05
2132A	42-383-34721	PIONEER NATURAL RES. USA, INC.	1	8,600	1997-02-05
2292A	42-383-34722	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-02-05
2122A	42-383-34716	PIONEER NATURAL RES. USA, INC.	1	8,620	1997-01-28
2123A	42-383-34715	PIONEER NATURAL RES. USA, INC.	1	8,590	1997-01-28
2131A	42-383-34714	PIONEER NATURAL RES. USA, INC.	1	8,620	1997-01-28
2291A	42-383-34710	PIONEER NATURAL RES. USA, INC.	1	8,560	1997-01-24
2294A	42-383-34711	PIONEER NATURAL RES. USA, INC.	1	8,550	1997-01-24
2121A	42-383-34702	PIONEER NATURAL RES. USA, INC.	1	8,630	1997-01-16
2133A	42-383-34701	PIONEER NATURAL RES. USA, INC.	1	8,590	1997-01-16
1362A	42-383-34698	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-01-08
1992A	42-383-34697	PIONEER NATURAL RES. USA, INC.	1	8,310	1997-01-08
1684A	42-383-34693	PIONEER NATURAL RES. USA, INC.	1	8,310	1997-01-07
1352A	42-383-34691	PIONEER NATURAL RES. USA, INC.	1	8,500	1997-01-03
1991A	42-383-34692	PIONEER NATURAL RES. USA, INC.	1	8,310	1997-01-03
1671A	42-383-34689	PIONEER NATURAL RES. USA, INC.	2	8,380	1997-01-02
1672A	42-383-34690	PIONEER NATURAL RES. USA, INC.	1	8,370	1997-01-02
1183A	42-173-32719	PIONEER NATURAL RES. USA, INC.	1	8,260	1996-12-31
1184A	42-173-32720	PIONEER NATURAL RES. USA, INC.	1	8,240	1996-12-31
2144A	42-383-34685	PIONEER NATURAL RES. USA, INC.	1	8,530	1996-12-31
1423A	42-173-32718	PIONEER NATURAL RES. USA, INC.	1	8,340	1996-12-27
1933 A	42-383-34677	PIONEER NATURAL RES. USA, INC.	1	8,290	1996-12-23
932A	42-173-32716	PIONEER NATURAL RES. USA, INC.	1	8,240	1996-12-20
1574A	42-383-34669	PIONEER NATURAL RES. USA, INC.	1	8,560	1996-12-12
2012A	42-383-34670	PIONEER NATURAL RES. USA, INC.	1	8,260	1996-12-12
594A	42-173-32713	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-12-12
772A	42-173-32714	PIONEER NATURAL RES. USA, INC.	1	8,600	1996-12-12
1344A	42-383-34667	PIONEER NATURAL RES. USA, INC.	1	8,520	1996-12-03
1994 A	42-383-34664	PIONEER NATURAL RES. USA, INC.	1	8,280	1996-11-27
1542A	42-383-34660	PIONEER NATURAL RES. USA, INC.	1	8,630	1996-11-26
593A	42-173-32711	PIONEER NATURAL RES. USA, INC.	1	8,580	1996-11-26
890	42-329-33621	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-11-22
606A	42-173-32710	PIONEER NATURAL RES. USA, INC.	1	8,540	1996-11-21
1181A	42-173-32708	PIONEER NATURAL RES. USA, INC.	1	8,270	1996-11-13
1524A	42-383-34644	PIONEER NATURAL RES. USA, INC.	1	8,650	1996-11-13
1852A	42-383-34643	PIONEER NATURAL RES. USA, INC.	1	8,610	1996-11-13
1993A	42-383-34642	PIONEER NATURAL RES. USA, INC.	1	8,290	1996-11-13
1324A	42-383-34640	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-11-12
1182A	42-173-32705	PIONEER NATURAL RES. USA, INC.	2	8,260	1996-11-08
1361	42-383-34638	PIONEER NATURAL RES. USA, INC.	1	8,510	1996-11-08
1361A	42-383-34638	PIONEER NATURAL RES. USA, INC.	1	8,510	1996-11-08
883A	42-173-32706	PIONEER NATURAL RES. USA, INC.	1	8,350	1996-11-08
891	42-383-34639	PIONEER NATURAL RES. USA, INC.	1	7,875	1996-11-08
196A	42-173-32702	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-10-23
1632A	42-383-34633	PIONEER NATURAL RES. USA, INC.	1	8,470	1996-10-18
642A	42-173-32701	PIONEER NATURAL RES. USA, INC.	1	8,420	1996-10-18
736 A	42-461-33687	PIONEER NATURAL RES. USA, INC.	1	8,690	1996-10-11
782A	42-173-32697	PIONEER NATURAL RES. USA, INC.	1	8,590	1996-10-11
1492A	42-173-32695	PIONEER NATURAL RES. USA, INC.	1	8,150	1996-10-09
1491A	42-173-32694	PIONEER NATURAL RES. USA, INC.	1	8,150	1996-10-08
1874A	42-383-34632	PIONEER NATURAL RES. USA, INC.	1	8,560	1996-10-04
623 A	42-173-32691	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-10-04
832A	42-173-32692	PIONEER NATURAL RES. USA, INC.	1	8,470	1996-10-04
1683A	42-383-34631	PIONEER NATURAL RES. USA, INC.	1	8,310	1996-10-02
1942A	42-383-34630	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-09-27
1621A	42-383-34628	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-09-25
1622A	42-383-34629	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-09-25
252A	42-173-32690	PIONEER NATURAL RES. USA, INC.	1	8,360	1996-09-25
771A	42-173-32689	PIONEER NATURAL RES. USA, INC.	1	8,590	1996-09-25
1343A	42-383-34627	PIONEER NATURAL RES. USA, INC.	1	8,540	1996-09-19
1464A	42-173-32687	PIONEER NATURAL RES. USA, INC.	1	8,200	1996-09-19
1523A	42-461-33683	PIONEER NATURAL RES. USA, INC.	2	8,670	1996-09-19
622A	42-173-32686	PIONEER NATURAL RES. USA, INC.	1	8,470	1996-09-19
772	42-383-01307	PIONEER NATURAL RES. USA, INC.	1	7,808	1996-09-19
852A	42-173-32685	PIONEER NATURAL RES. USA, INC.	1	8,380	1996-09-19
1513A	42-383-34625	PIONEER NATURAL RES. USA, INC.	1	8,630	1996-09-17
1514A	42-383-34624	PIONEER NATURAL RES. USA, INC.	1	8,670	1996-09-17
1631A	42-383-34623	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-09-17
1342A	42-383-34621	PIONEER NATURAL RES. USA, INC.	1	8,530	1996-09-13
1463A	42-173-32681	PIONEER NATURAL RES. USA, INC.	1	8,220	1996-09-13
1573A	42-383-34622	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-09-13
1612A	42-383-34620	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-09-13
171A	42-173-32678	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-09-09
604A	42-173-32679	PIONEER NATURAL RES. USA, INC.	1	8,530	1996-09-09
605A	42-173-32676	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-09-06
349A	42-173-32675	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-09-04
394A	42-173-32675	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-09-04
1851A	42-383-34617	PIONEER NATURAL RES. USA, INC.	1	8,610	1996-08-30
1323A	42-383-34615	PIONEER NATURAL RES. USA, INC.	1	8,560	1996-08-29
1602A	42-383-34616	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-08-29
401 A	42-173-32674	PIONEER NATURAL RES. USA, INC.	1	8,520	1996-08-27
445A	42-173-32673	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-08-27
2134A	42-383-34611	PIONEER NATURAL RES. USA, INC.	1	8,580	1996-08-26
734A	42-329-33533	PIONEER NATURAL RES. USA, INC.	1	8,690	1996-08-26
592A	42-173-32672	PIONEER NATURAL RES. USA, INC.	1	8,580	1996-08-23
1533A	42-383-34609	PIONEER NATURAL RES. USA, INC.	2	8,600	1996-08-15
735A	42-329-33529	PIONEER NATURAL RES. USA, INC.	2	8,690	1996-08-15
826A	42-173-32669	PIONEER NATURAL RES. USA, INC.	1	8,480	1996-08-15
825A	42-173-32668	PIONEER NATURAL RES. USA, INC.	1	8,490	1996-08-14
1314A	42-383-34608	PIONEER NATURAL RES. USA, INC.	1	8,630	1996-08-12
1921A	42-383-34607	PIONEER NATURAL RES. USA, INC.	1	8,510	1996-08-12
1694A	42-383-34605	PIONEER NATURAL RES. USA, INC.	2	8,500	1996-08-08
1902A	42-383-34604	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-08-08
894	42-383-34610	PIONEER NATURAL RES. USA, INC.	2	8,630	1996-08-08
1931A	42-383-34601	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-08-02
1958A	42-383-34602	PIONEER NATURAL RES. USA, INC.	1	8,400	1996-08-02
1351A	42-383-34596	PIONEER NATURAL RES. USA, INC.	1	8,250	1996-07-24
1461A	42-173-32661	PIONEER NATURAL RES. USA, INC.	1	8,190	1996-07-24
1462A	42-173-32660	PIONEER NATURAL RES. USA, INC.	1	8,200	1996-07-24
1474A	42-173-32657	PIONEER NATURAL RES. USA, INC.	1	8,180	1996-07-24
1564A	42-383-34595	PIONEER NATURAL RES. USA, INC.	1	8,510	1996-07-24
1871A	42-383-34597	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-07-24
1872A	42-383-34598	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-07-24
1873A	42-383-34599	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-07-24
2204A	42-383-34600	PIONEER NATURAL RES. USA, INC.	1	8,420	1996-07-24
801A	42-173-32658	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-07-24
817A	42-173-32659	PIONEER NATURAL RES. USA, INC.	1	8,530	1996-07-24
1075A	42-383-34590	PIONEER NATURAL RES. USA, INC.	1	8,380	1996-07-17
1511A	42-461-33664	PIONEER NATURAL RES. USA, INC.	1	8,680	1996-07-17
1512A	42-383-34591	PIONEER NATURAL RES. USA, INC.	1	8,660	1996-07-17
1522A	42-383-34592	PIONEER NATURAL RES. USA, INC.	1	8,650	1996-07-17
1611-A	42-383-34593	PIONEER NATURAL RES. USA, INC.	1	8,420	1996-07-17
1611A	42-383-34593	PIONEER NATURAL RES. USA, INC.	1	8,420	1996-07-17
1613A	42-383-34594	PIONEER NATURAL RES. USA, INC.	1	8,320	1996-07-17
1932A	42-383-34589	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-07-15
1374A	42-383-34588	PIONEER NATURAL RES. USA, INC.	1	8,490	1996-07-11
616A	42-173-32652	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-07-11
802 A	42-173-32651	PIONEER NATURAL RES. USA, INC.	1	8,580	1996-07-11
1141A	42-173-32646	PIONEER NATURAL RES. USA, INC.	1	8,320	1996-06-20
1142 A	42-173-32644	PIONEER NATURAL RES. USA, INC.	1	8,300	1996-06-20
732 A	42-329-33488	PIONEER NATURAL RES. USA, INC.	1	8,710	1996-06-20
733 A	42-461-33647	PIONEER NATURAL RES. USA, INC.	2	8,680	1996-06-20
815 A	42-173-32645	PIONEER NATURAL RES. USA, INC.	1	8,530	1996-06-20
816A	42-173-32643	PIONEER NATURAL RES. USA, INC.	1	8,520	1996-06-20
1051A	42-383-34585	PIONEER NATURAL RES. USA, INC.	1	8,600	1996-06-19
1052A	42-383-34586	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-06-19
1372A	42-383-34584	PIONEER NATURAL RES. USA, INC.	2	8,500	1996-06-19
2011A	42-383-34582	PIONEER NATURAL RES. USA, INC.	1	8,260	1996-06-19
2322A	42-383-34580	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-06-14
1113A	42-173-32636	PIONEER NATURAL RES. USA, INC.	1	8,370	1996-06-07
1114A	42-173-32640	PIONEER NATURAL RES. USA, INC.	1	8,410	1996-06-07
2321A	42-383-34577	PIONEER NATURAL RES. USA, INC.	1	8,460	1996-06-07
2323A	42-383-34578	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-06-07
433 A	42-173-32639	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-06-07
443 A	42-173-32639	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-06-07
603A	42-173-32638	PIONEER NATURAL RES. USA, INC.	1	8,560	1996-06-07
814 A	42-173-32637	PIONEER NATURAL RES. USA, INC.	1	8,540	1996-06-07
1126A	42-173-32635	PIONEER NATURAL RES. USA, INC.	1	8,340	1996-06-06
1312A	42-383-34575	PIONEER NATURAL RES. USA, INC.	1	8,610	1996-06-06
1313A	42-383-34576	PIONEER NATURAL RES. USA, INC.	1	8,580	1996-06-06
444A	42-173-32633	PIONEER NATURAL RES. USA, INC.	1	8,410	1996-06-04
233A	42-173-32632	PIONEER NATURAL RES. USA, INC.	1	8,390	1996-05-30
621A	42-173-32631	PIONEER NATURAL RES. USA, INC.	1	8,440	1996-05-23
124A	42-173-32630	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-05-13
1302-A	42-383-34569	PIONEER NATURAL RES. USA, INC.	1	8,625	1996-05-13
1311-A	42-383-34568	PIONEER NATURAL RES. USA, INC.	2	8,600	1996-05-13
2081A	42-383-34570	PIONEER NATURAL RES. USA, INC.	1	8,130	1996-05-13
234A	42-173-32626	PIONEER NATURAL RES. USA, INC.	2	8,370	1996-05-13
241A	42-173-32627	PIONEER NATURAL RES. USA, INC.	2	8,400	1996-05-13
393A	42-173-32628	PIONEER NATURAL RES. USA, INC.	1	8,550	1996-05-13
823A	42-173-32629	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-05-13
1332A	42-383-34560	PIONEER NATURAL RES. USA, INC.	1	8,570	1996-04-23
1531A	42-383-34561	PIONEER NATURAL RES. USA, INC.	1	8,600	1996-04-23
1563A	42-383-34562	PIONEER NATURAL RES. USA, INC.	1	8,600	1996-04-23
2001-A	42-383-34563	PIONEER NATURAL RES. USA, INC.	1	8,240	1996-04-23
2143A	42-383-34564	PIONEER NATURAL RES. USA, INC.	1	8,485	1996-04-23
123A	42-173-32617	PIONEER NATURAL RES. USA, INC.	2	8,570	1996-03-29
1532A	42-383-34556	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-03-29
1693A	42-383-34554	PIONEER NATURAL RES. USA, INC.	1	8,130	1996-03-29
1892A	42-383-34555	PIONEER NATURAL RES. USA, INC.	1	8,350	1996-03-29
195A	42-173-32618	PIONEER NATURAL RES. USA, INC.	2	8,290	1996-03-29
1112A	42-173-32612	PIONEER NATURAL RES. USA, INC.	2	8,400	1996-03-15
641A	42-173-32613	PIONEER NATURAL RES. USA, INC.	1	8,400	1996-03-15
1073A	42-173-32610	PIONEER NATURAL RES. USA, INC.	1	8,525	1996-03-05
1074A	42-383-34547	PIONEER NATURAL RES. USA, INC.	1	8,525	1996-03-05
1442A	42-173-32603	PIONEER NATURAL RES. USA, INC.	1	8,300	1996-02-12
1862A	42-383-34539	PIONEER NATURAL RES. USA, INC.	1	8,600	1996-02-12
2181A	42-383-34540	PIONEER NATURAL RES. USA, INC.	1	8,425	1996-02-12
2203A	42-383-34541	PIONEER NATURAL RES. USA, INC.	1	8,425	1996-02-12
731A	42-329-33430	PIONEER NATURAL RES. USA, INC.	1	8,675	1996-01-24
1041A	42-383-34529	PIONEER NATURAL RES. USA, INC.	1	8,650	1996-01-19
1083A	42-173-32596	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-01-19
1422A	42-173-32594	PIONEER NATURAL RES. USA, INC.	1	8,300	1996-01-19
1591A	42-383-34530	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-19
1882A	42-383-34531	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-01-19
1957A	42-383-34528	PIONEER NATURAL RES. USA, INC.	1	8,375	1996-01-19
1022A	42-383-34527	PIONEER NATURAL RES. USA, INC.	1	8,500	1996-01-10
862A	42-173-32588	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-09
1956A	42-383-34525	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-08
1391A	42-383-34524	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-05
1472A	42-173-32586	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-05
1473A	42-173-32587	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-05
1912A	42-383-34523	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-05
1955A	42-383-34522	PIONEER NATURAL RES. USA, INC.	1	8,450	1996-01-05
1125A	42-173-32583	PIONEER NATURAL RES. USA, INC.	1	8,375	1995-12-20
1471A	42-173-32582	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-12-20
1664A	42-383-34517	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-12-20
1706A	42-383-34518	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-12-20
1707A	42-383-34519	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-12-20
1708A	42-173-32581	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-12-20
1973A	42-383-34516	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-12-20
1382A	42-383-34514	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-12-19
1383A	42-383-34513	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-12-19
1124A	42-173-32580	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-12-11
1381A	42-383-34509	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-12-11
1663A	42-383-34510	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-12-11
1705A	42-383-34508	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-12-11
1371A	42-383-34503	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-11-21
1111A	42-173-32575	PIONEER NATURAL RES. USA, INC.	1	8,750	1995-11-06
1123A	42-173-32566	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-10-06
1412A	42-383-34494	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-10-06
1541A	42-383-34493	PIONEER NATURAL RES. USA, INC.	1	8,650	1995-10-06
1703A	42-383-34492	PIONEER NATURAL RES. USA, INC.	1	8,250	1995-10-06
1704A	42-383-34491	PIONEER NATURAL RES. USA, INC.	1	8,250	1995-10-06
1861A	42-383-34490	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-10-06
2331A	42-173-32564	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-10-06
2332A	42-173-32565	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-10-06
392A	42-173-32569	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-10-06
613A	42-173-32568	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-10-06
931A	42-173-32567	PIONEER NATURAL RES. USA, INC.	2	8,250	1995-10-06
2201A	42-383-34488	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-10-03
1301A	42-383-34483	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-09-20
1072A	42-383-34482	PIONEER NATURAL RES. USA, INC.	1	8,550	1995-09-19
1411A	42-383-34481	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-09-19
1702A	42-383-34480	PIONEER NATURAL RES. USA, INC.	1	8,250	1995-09-19
861A	42-173-32562	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-09-19
922A	42-173-32561	PIONEER NATURAL RES. USA, INC.	1	8,250	1995-09-19
1331A	42-383-34479	PIONEER NATURAL RES. USA, INC.	1	8,700	1995-09-01
1661A	42-383-34478	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-09-01
921A	42-173-32555	PIONEER NATURAL RES. USA, INC.	2	8,700	1995-09-01
1413A	42-173-32554	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-08-31
1601A	42-383-34476	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-08-31
1692A	42-383-34477	PIONEER NATURAL RES. USA, INC.	1	8,300	1995-08-31
882A	42-173-32553	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-08-31
1521A	42-461-33572	PIONEER NATURAL RES. USA, INC.	1	8,750	1995-08-30
442A	42-173-32552	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-08-30
1562A	42-383-34466	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-08-24
1561A	42-383-34464	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-08-23
1662A	42-383-34465	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-08-23
453A	42-173-32548	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-08-23
1701A	42-383-34463	PIONEER NATURAL RES. USA, INC.	1	8,300	1995-08-22
2202A	42-383-34462	PIONEER NATURAL RES. USA, INC.	1	8,500	1995-08-22
194A	42-173-32547	PIONEER NATURAL RES. USA, INC.	1	8,450	1995-08-10
251A	42-173-32545	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-08-10
602A	42-173-32546	PIONEER NATURAL RES. USA, INC.	1	8,550	1995-08-10
1401A	42-383-34451	PIONEER NATURAL RES. USA, INC.	1	8,650	1995-08-09
1402A	42-383-34454	PIONEER NATURAL RES. USA, INC.	1	8,650	1995-08-09
1403A	42-383-34455	PIONEER NATURAL RES. USA, INC.	1	8,650	1995-08-09
1953A	42-383-34453	PIONEER NATURAL RES. USA, INC.	1	8,650	1995-08-09
2143D	42-383-34452	PIONEER NATURAL RES. USA, INC.	1	5,000	1995-08-09
452A	42-173-32544	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-08-09
1572 A	42-383-34448	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-08-03
1954A	42-383-34449	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-08-03
1571A	42-383-34447	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-07-31
1341A	42-383-34443	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-07-18
471A	42-329-33336	PIONEER NATURAL RES. USA, INC.	1	8,700	1995-07-18
781A	42-173-32540	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-07-18
121A	42-173-32539	PIONEER NATURAL RES. USA, INC.	1	8,450	1995-07-17
1322A	42-383-34437	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-07-17
1681A	42-383-34438	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-07-17
1682A	42-383-34439	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-07-17
2191A	42-383-34440	PIONEER NATURAL RES. USA, INC.	1	8,380	1995-07-17
1321A	42-383-34433	PIONEER NATURAL RES. USA, INC.	1	8,600	1995-07-14
2142A	42-383-34434	PIONEER NATURAL RES. USA, INC.	1	8,390	1995-07-14
824D	42-173-32538	PIONEER NATURAL RES. USA, INC.	1	5,000	1995-07-14
1421A	42-173-32534	PIONEER NATURAL RES. USA, INC.	1	8,300	1995-07-05
1441A	42-173-32533	PIONEER NATURAL RES. USA, INC.	1	8,300	1995-07-05
1941A	42-383-34425	PIONEER NATURAL RES. USA, INC.	1	8,360	1995-06-21
1811A	42-383-34423	PIONEER NATURAL RES. USA, INC.	1	8,700	1995-06-20
1812A	42-383-34424	PIONEER NATURAL RES. USA, INC.	1	8,700	1995-06-20
1071A	42-383-34413	PIONEER NATURAL RES. USA, INC.	1	8,410	1995-06-06
122A	42-173-32529	PIONEER NATURAL RES. USA, INC.	1	8,425	1995-06-06
1881A	42-383-34412	PIONEER NATURAL RES. USA, INC.	1	8,405	1995-06-06
1951A	42-383-34411	PIONEER NATURAL RES. USA, INC.	1	8,325	1995-06-06
1891A	42-383-34404	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-05-26
192A	42-173-32525	PIONEER NATURAL RES. USA, INC.	1	8,325	1995-05-26
1952A	42-383-34406	PIONEER NATURAL RES. USA, INC.	1	8,300	1995-05-26
2141A	42-383-34407	PIONEER NATURAL RES. USA, INC.	1	8,410	1995-05-26
2151A	42-383-34405	PIONEER NATURAL RES. USA, INC.	1	8,405	1995-05-26
881A	42-173-32526	PIONEER NATURAL RES. USA, INC.	2	8,354	1995-05-26
191A	42-173-32523	PIONEER NATURAL RES. USA, INC.	1	8,325	1995-05-23
193A	42-173-32524	PIONEER NATURAL RES. USA, INC.	1	8,300	1995-05-23
1691A	42-383-34392	PIONEER NATURAL RES. USA, INC.	1	8,145	1995-05-19
1901A	42-383-34393	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-05-19
591A	42-173-32522	PIONEER NATURAL RES. USA, INC.	1	8,440	1995-05-18
1911A	42-383-34384	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-05-02
1683D	42-383-34383	PIONEER NATURAL RES. USA, INC.	1	5,000	1995-05-01
1021A	42-383-34378	PIONEER NATURAL RES. USA, INC.	1	8,510	1995-04-21
231A	42-173-32520	PIONEER NATURAL RES. USA, INC.	1	8,450	1995-04-21
1971A	42-383-34376	PIONEER NATURAL RES. USA, INC.	1	8,225	1995-04-12
1972A	42-383-34377	PIONEER NATURAL RES. USA, INC.	1	8,210	1995-04-12
232A	42-173-32515	PIONEER NATURAL RES. USA, INC.	2	8,450	1995-04-10
451A	42-173-32514	PIONEER NATURAL RES. USA, INC.	1	8,260	1995-04-10
811A	42-173-32512	PIONEER NATURAL RES. USA, INC.	1	8,390	1995-04-10
813A	42-173-32513	PIONEER NATURAL RES. USA, INC.	1	8,385	1995-04-10
812A	42-173-32510	PIONEER NATURAL RES. USA, INC.	1	8,385	1995-04-03
1981A	42-383-34370	PIONEER NATURAL RES. USA, INC.	1	8,215	1995-03-24
1982A	42-383-34371	PIONEER NATURAL RES. USA, INC.	1	8,205	1995-03-24
391A	42-173-32507	PIONEER NATURAL RES. USA, INC.	1	8,400	1995-03-24
1021D	42-383-34369	PIONEER NATURAL RES. USA, INC.	1	5,000	1995-03-23
441A	42-173-32504	PIONEER NATURAL RES. USA, INC.	1	8,265	1995-03-23
612A	42-173-32503	PIONEER NATURAL RES. USA, INC.	1	8,350	1995-03-23
822A	42-173-32502	PIONEER NATURAL RES. USA, INC.	1	8,325	1995-03-23
831A	42-173-32505	PIONEER NATURAL RES. USA, INC.	1	8,295	1995-03-23
1121A	42-173-32501	PIONEER NATURAL RES. USA, INC.	1	8,245	1995-03-16
1122A	42-173-32500	PIONEER NATURAL RES. USA, INC.	1	8,220	1995-03-16
611A	42-173-32499	PIONEER NATURAL RES. USA, INC.	1	8,375	1995-03-13
1081A	42-173-32492	PIONEER NATURAL RES. USA, INC.	1	8,550	1995-03-09
1082A	42-173-32491	PIONEER NATURAL RES. USA, INC.	1	8,550	1995-03-09
601A	42-173-32495	PIONEER NATURAL RES. USA, INC.	2	8,600	1995-02-27
821A	42-173-32489	PIONEER NATURAL RES. USA, INC.	2	8,550	1995-02-23
851A	42-173-32490	PIONEER NATURAL RES. USA, INC.	2	8,400	1995-02-23
4203D	42-173-32480	PIONEER NATURAL RES. USA, INC.	1	5,000	1995-01-05
6007D	42-173-32479	PIONEER NATURAL RES. USA, INC.	1	5,000	1995-01-05
346	42-173-00405	PIONEER NATURAL RES. USA, INC.	1	8,650	1994-04-18
598B	42-173-30951	PIONEER NATURAL RES. USA, INC.	3	8,560	1993-03-19
889	42-173-31278	PIONEER NATURAL RES. USA, INC.	2	8,580	1993-01-22
1404B	42-173-31239	PIONEER NATURAL RES. USA, INC.	2	8,442	1991-09-06
1416B	42-173-31238	PIONEER NATURAL RES. USA, INC.	2	8,400	1991-09-05
404B	42-173-31438	PIONEER NATURAL RES. USA, INC.	2	8,520	1991-06-28
A 81B	42-173-32162	PIONEER NATURAL RES. USA, INC.	1	8,400	1991-04-01
A110B	42-173-32143	PIONEER NATURAL RES. USA, INC.	2	8,500	1991-02-11
903A	42-173-32150	PIONEER NATURAL RES. USA, INC.	1	8,400	1990-11-21
402B	42-173-31270	PIONEER NATURAL RES. USA, INC.	2	8,570	1990-07-16
403B	42-173-31279	PIONEER NATURAL RES. USA, INC.	2	8,550	1990-07-16
405B	42-173-31764	PIONEER NATURAL RES. USA, INC.	2	8,600	1990-07-16
1425B	42-173-31137	PIONEER NATURAL RES. USA, INC.	2	8,349	1990-07-13
884	42-173-32126	PIONEER NATURAL RES. USA, INC.	1	8,100	1990-04-12
885	42-173-32127	PIONEER NATURAL RES. USA, INC.	2	8,100	1990-04-12
886	42-383-34005	PIONEER NATURAL RES. USA, INC.	1	8,100	1990-04-12
888	42-173-32128	PIONEER NATURAL RES. USA, INC.	1	8,100	1990-04-12
599B	42-173-31195	PIONEER NATURAL RES. USA, INC.	2	8,570	1987-03-20
406B	42-173-31932	PIONEER NATURAL RES. USA, INC.	1	8,600	1986-01-17
A 73B	42-329-31452	PIONEER NATURAL RES. USA, INC.	1	9,000	1984-12-11
741B	42-173-31429	PIONEER NATURAL RES. USA, INC.	1	8,670	1983-08-11
883	42-173-31433	PIONEER NATURAL RES. USA, INC.	1	7,720	1983-07-08
521B	42-329-31160	PIONEER NATURAL RES. USA, INC.	1	8,800	1983-06-01
881	42-173-31395	PIONEER NATURAL RES. USA, INC.	1	7,800	1983-02-24
882	42-173-31394	PIONEER NATURAL RES. USA, INC.	1	7,850	1983-02-24
399B	42-173-31333	PIONEER NATURAL RES. USA, INC.	1	8,600	1982-08-23
398B	42-173-31323	PIONEER NATURAL RES. USA, INC.	1	8,575	1982-08-05
880	42-383-32292	PIONEER NATURAL RES. USA, INC.	1	7,800	1982-06-04
877	42-329-31035	PIONEER NATURAL RES. USA, INC.	1	8,060	1981-11-10
878	42-383-32110	PIONEER NATURAL RES. USA, INC.	1	7,840	1981-11-10
879R	42-173-31235	PIONEER NATURAL RES. USA, INC.	1	7,900	1981-11-10
876	42-173-31234	PIONEER NATURAL RES. USA, INC.	1	7,800	1981-11-05
1427B	42-173-31205	PIONEER NATURAL RES. USA, INC.	1	8,330	1981-08-25
1685B	42-383-31992	PIONEER NATURAL RES. USA, INC.	1	8,400	1981-06-09
1426B	42-173-31136	PIONEER NATURAL RES. USA, INC.	1	8,330	1981-03-19
874	42-173-31132	PIONEER NATURAL RES. USA, INC.	1	7,900	1981-03-11
1424B	42-173-31089	PIONEER NATURAL RES. USA, INC.	1	8,350	1980-09-12
833B	42-173-31090	PIONEER NATURAL RES. USA, INC.	1	8,470	1980-09-12
873	42-383-31749	PIONEER NATURAL RES. USA, INC.	1	7,830	1980-09-12
512B	42-329-30901	PIONEER NATURAL RES. USA, INC.	1	8,770	1980-05-02
872	42-173-31048	PIONEER NATURAL RES. USA, INC.	1	7,900	1980-03-13
481	42-173-00144	DIAMONDBACK E&P LLC	1	8,400	1979-10-26
242B	42-173-30988	PIONEER NATURAL RES. USA, INC.	1	8,600	1979-03-13
197B	42-173-30934	PIONEER NATURAL RES. USA, INC.	1	8,800	1978-08-23
2334B	42-173-30895	PIONEER NATURAL RES. USA, INC.	1	8,500	1977-11-30
2333B	42-173-30894	PIONEER NATURAL RES. USA, INC.	1	8,500	1977-11-17
649	42-383-01482	PIONEER NATURAL RES. USA, INC.	1	8,600	1977-07-25
198B	42-173-00251	PIONEER NATURAL RES. USA, INC.	--	--	--
303	42-329-01762	PIONEER NATURAL RES. USA, INC.	--	--	--
304W	42-173-00801	PIONEER NATURAL RES. USA, INC.	--	--	--
312	42-173-00846	PIONEER NATURAL RES. USA, INC.	--	--	--
314	42-173-00844	PIONEER NATURAL RES. USA, INC.	--	--	--
317	42-173-00925	PIONEER NATURAL RES. USA, INC.	--	--	--
321WS	42-173-00308	PIONEER NATURAL RES. USA, INC.	--	--	--
327	42-173-00082	PIONEER NATURAL RES. USA, INC.	--	--	--
328	42-173-00081	PIONEER NATURAL RES. USA, INC.	--	--	--
329	42-173-00080	PIONEER NATURAL RES. USA, INC.	--	--	--
332	42-173-80281	PIONEER NATURAL RES. USA, INC.	--	--	--
338	42-173-00404	PIONEER NATURAL RES. USA, INC.	--	--	--
339	42-173-00406	PIONEER NATURAL RES. USA, INC.	--	--	--
340	42-173-00402	PIONEER NATURAL RES. USA, INC.	--	--	--
342	42-173-00128	PIONEER NATURAL RES. USA, INC.	--	--	--
343	42-173-00125	PIONEER NATURAL RES. USA, INC.	--	--	--
345	42-173-00407	PIONEER NATURAL RES. USA, INC.	--	--	--
347	42-173-00126	PIONEER NATURAL RES. USA, INC.	--	--	--
349	42-173-00634	PIONEER NATURAL RES. USA, INC.	--	--	--
352	42-173-00252	PIONEER NATURAL RES. USA, INC.	--	--	--
355	42-173-00411	PIONEER NATURAL RES. USA, INC.	--	--	--
356	42-173-00409	PIONEER NATURAL RES. USA, INC.	--	--	--
357	42-173-00412	PIONEER NATURAL RES. USA, INC.	--	--	--
359	42-173-00459	PIONEER NATURAL RES. USA, INC.	--	--	--
360	42-173-00400	PIONEER NATURAL RES. USA, INC.	--	--	--
368	42-329-00149	PIONEER NATURAL RES. USA, INC.	--	--	--
370	42-173-00310	PIONEER NATURAL RES. USA, INC.	--	--	--
376	42-173-00931	PIONEER NATURAL RES. USA, INC.	--	--	--
377	42-173-00870	PIONEER NATURAL RES. USA, INC.	--	--	--
380	42-173-00875	PIONEER NATURAL RES. USA, INC.	--	--	--
384W	42-173-00890	PIONEER NATURAL RES. USA, INC.	--	--	--
385	42-173-00887	PIONEER NATURAL RES. USA, INC.	--	--	--
386	42-173-00884	PIONEER NATURAL RES. USA, INC.	--	--	--
397	42-173-00865	PIONEER NATURAL RES. USA, INC.	--	--	--
400	42-173-00827	PIONEER NATURAL RES. USA, INC.	--	--	--
402	42-173-00828	PIONEER NATURAL RES. USA, INC.	--	--	--
404	42-173-00829	PIONEER NATURAL RES. USA, INC.	--	--	--
406	42-173-00830	PIONEER NATURAL RES. USA, INC.	--	--	--
407	42-173-00831	PIONEER NATURAL RES. USA, INC.	--	--	--
411	42-173-00824	PIONEER NATURAL RES. USA, INC.	--	--	--
411W	42-173-00824	PIONEER NATURAL RES. USA, INC.	--	--	--
414	42-173-00819	PIONEER NATURAL RES. USA, INC.	--	--	--
417W	42-173-00640	PIONEER NATURAL RES. USA, INC.	--	--	--
432	42-329-01457	PIONEER NATURAL RES. USA, INC.	--	--	--
433	42-329-00075	PIONEER NATURAL RES. USA, INC.	--	--	--
437	42-329-00152	PIONEER NATURAL RES. USA, INC.	--	--	--
439	42-329-02054	PIONEER NATURAL RES. USA, INC.	--	--	--
441	42-173-00603	PIONEER NATURAL RES. USA, INC.	--	--	--
443	42-173-00422	PIONEER NATURAL RES. USA, INC.	--	--	--
445	42-173-00616	PIONEER NATURAL RES. USA, INC.	--	--	--
456	42-173-00876	PIONEER NATURAL RES. USA, INC.	--	--	--
457	42-173-00888	PIONEER NATURAL RES. USA, INC.	--	--	--
459	42-173-00817	PIONEER NATURAL RES. USA, INC.	--	--	--
460	42-173-00837	PIONEER NATURAL RES. USA, INC.	--	--	--
464	42-173-00855	PIONEER NATURAL RES. USA, INC.	--	--	--
466	42-173-00854	PIONEER NATURAL RES. USA, INC.	--	--	--
467	42-173-00839	PIONEER NATURAL RES. USA, INC.	--	--	--
469	42-173-00822	PIONEER NATURAL RES. USA, INC.	--	--	--
475	42-173-00764	PIONEER NATURAL RES. USA, INC.	--	--	--
475W	42-173-00764	PIONEER NATURAL RES. USA, INC.	--	--	--
477	42-173-00765	PIONEER NATURAL RES. USA, INC.	--	--	--
483W	42-173-00146	PIONEER NATURAL RES. USA, INC.	--	--	--
488	42-173-00065	PIONEER NATURAL RES. USA, INC.	--	--	--
499	42-461-10641	PIONEER NATURAL RES. USA, INC.	--	--	--
505W	42-329-00067	PIONEER NATURAL RES. USA, INC.	--	--	--
507	42-329-01453	PIONEER NATURAL RES. USA, INC.	--	--	--
509	42-461-01752	PIONEER NATURAL RES. USA, INC.	--	--	--
510	42-461-01751	PIONEER NATURAL RES. USA, INC.	--	--	--
511	42-461-01753	PIONEER NATURAL RES. USA, INC.	--	--	--
513	42-173-00685	PIONEER NATURAL RES. USA, INC.	--	--	--
514	42-329-02203	PIONEER NATURAL RES. USA, INC.	--	--	--
515	42-173-00688	PIONEER NATURAL RES. USA, INC.	--	--	--
516	42-173-10548	PIONEER NATURAL RES. USA, INC.	--	--	--
519	42-173-00686	PIONEER NATURAL RES. USA, INC.	--	--	--
522W	42-173-00900	PIONEER NATURAL RES. USA, INC.	--	--	--
530	42-173-00895	PIONEER NATURAL RES. USA, INC.	--	--	--
531	42-173-00866	PIONEER NATURAL RES. USA, INC.	--	--	--
535	42-173-00063	PIONEER NATURAL RES. USA, INC.	--	--	--
536	42-173-00061	PIONEER NATURAL RES. USA, INC.	--	--	--
540W	42-173-00496	PIONEER NATURAL RES. USA, INC.	--	--	--
551	42-173-00812	PIONEER NATURAL RES. USA, INC.	--	--	--
553	42-173-00811	PIONEER NATURAL RES. USA, INC.	--	--	--
554	42-173-00813	PIONEER NATURAL RES. USA, INC.	--	--	--
557	42-173-00483	PIONEER NATURAL RES. USA, INC.	--	--	--
571	42-173-01022	PIONEER NATURAL RES. USA, INC.	--	--	--
572	42-173-00006	PIONEER NATURAL RES. USA, INC.	--	--	--
575W	42-461-04185	PIONEER NATURAL RES. USA, INC.	--	--	--
577	42-461-01113	PIONEER NATURAL RES. USA, INC.	--	--	--
578	42-461-01111	PIONEER NATURAL RES. USA, INC.	--	--	--
580	42-461-02140	PIONEER NATURAL RES. USA, INC.	--	--	--
583	42-461-01598	PIONEER NATURAL RES. USA, INC.	--	--	--
585	42-461-01600	PIONEER NATURAL RES. USA, INC.	--	--	--
589	42-383-01487	PIONEER NATURAL RES. USA, INC.	--	--	--
592W	42-383-01479	PIONEER NATURAL RES. USA, INC.	--	--	--
594	42-173-00941	PIONEER NATURAL RES. USA, INC.	--	--	--
596W	42-383-01491	PIONEER NATURAL RES. USA, INC.	--	--	--
597	42-383-01110	PIONEER NATURAL RES. USA, INC.	--	--	--
598W	42-173-00940	PIONEER NATURAL RES. USA, INC.	--	--	--
600	42-383-01489	PIONEER NATURAL RES. USA, INC.	--	--	--
602	42-173-00377	PIONEER NATURAL RES. USA, INC.	--	--	--
603	42-173-00376	PIONEER NATURAL RES. USA, INC.	--	--	--
607WS	42-383-01536	PIONEER NATURAL RES. USA, INC.	--	--	--
608	42-173-01030	PIONEER NATURAL RES. USA, INC.	--	--	--
609	42-173-00982	PIONEER NATURAL RES. USA, INC.	--	--	--
610	42-173-01028	PIONEER NATURAL RES. USA, INC.	--	--	--
612	42-383-01693	PIONEER NATURAL RES. USA, INC.	--	--	--
614	42-173-00911	PIONEER NATURAL RES. USA, INC.	--	--	--
618	42-173-00810	PIONEER NATURAL RES. USA, INC.	--	--	--
632	42-173-00029	PIONEER NATURAL RES. USA, INC.	--	--	--
640	42-383-00175	PIONEER NATURAL RES. USA, INC.	--	--	--
641	42-383-01331	PIONEER NATURAL RES. USA, INC.	--	--	--
645	42-383-01273	PIONEER NATURAL RES. USA, INC.	--	--	--
646W	42-383-01276	PIONEER NATURAL RES. USA, INC.	--	--	--
648	42-383-01488	PIONEER NATURAL RES. USA, INC.	--	--	--
654	42-383-01760	PIONEER NATURAL RES. USA, INC.	--	--	--
655	42-383-00691	PIONEER NATURAL RES. USA, INC.	--	--	--
656	42-383-00690	PIONEER NATURAL RES. USA, INC.	--	--	--
657	42-383-00881	PIONEER NATURAL RES. USA, INC.	--	--	--
658	42-383-00880	PIONEER NATURAL RES. USA, INC.	--	--	--
660W	42-383-01669	PIONEER NATURAL RES. USA, INC.	--	--	--
663W	42-383-01666	PIONEER NATURAL RES. USA, INC.	--	--	--
665	42-383-01667	PIONEER NATURAL RES. USA, INC.	--	--	--
666	42-383-01665	PIONEER NATURAL RES. USA, INC.	--	--	--
683W	42-173-00842	PIONEER NATURAL RES. USA, INC.	--	--	--
685	42-383-01419	PIONEER NATURAL RES. USA, INC.	--	--	--
692W	42-173-00148	PIONEER NATURAL RES. USA, INC.	--	--	--
693	42-173-00659	PIONEER NATURAL RES. USA, INC.	--	--	--
705	42-383-00109	PIONEER NATURAL RES. USA, INC.	--	--	--
707	42-383-01278	PIONEER NATURAL RES. USA, INC.	--	--	--
708	42-383-01277	PIONEER NATURAL RES. USA, INC.	--	--	--
713	42-383-01481	PIONEER NATURAL RES. USA, INC.	--	--	--
717	42-383-01274	PIONEER NATURAL RES. USA, INC.	--	--	--
719	42-383-00896	PIONEER NATURAL RES. USA, INC.	--	--	--
721	42-383-00895	PIONEER NATURAL RES. USA, INC.	--	--	--
722	42-383-01480	PIONEER NATURAL RES. USA, INC.	--	--	--
723	42-383-01485	PIONEER NATURAL RES. USA, INC.	--	--	--
724	42-383-01396	PIONEER NATURAL RES. USA, INC.	--	--	--
726	42-383-00461	PIONEER NATURAL RES. USA, INC.	--	--	--
727W	42-383-00462	PIONEER NATURAL RES. USA, INC.	--	--	--
728	42-383-00463	PIONEER NATURAL RES. USA, INC.	--	--	--
730	42-383-00783	PIONEER NATURAL RES. USA, INC.	--	--	--
731	42-383-00790	PIONEER NATURAL RES. USA, INC.	--	--	--
739	42-383-00144	PIONEER NATURAL RES. USA, INC.	--	--	--
745	42-383-01662	PIONEER NATURAL RES. USA, INC.	--	--	--
747	42-383-01420	PIONEER NATURAL RES. USA, INC.	--	--	--
749	42-383-01423	PIONEER NATURAL RES. USA, INC.	--	--	--
771	42-383-01303	PIONEER NATURAL RES. USA, INC.	--	--	--
774	42-383-00789	PIONEER NATURAL RES. USA, INC.	--	--	--
777	42-383-00668	PIONEER NATURAL RES. USA, INC.	--	--	--
779	42-383-01483	PIONEER NATURAL RES. USA, INC.	--	--	--
781	42-383-00793	PIONEER NATURAL RES. USA, INC.	--	--	--
782	42-383-00787	PIONEER NATURAL RES. USA, INC.	--	--	--
783W	42-383-01764	PIONEER NATURAL RES. USA, INC.	--	--	--
784	42-383-01763	PIONEER NATURAL RES. USA, INC.	--	--	--
785	42-383-01758	PIONEER NATURAL RES. USA, INC.	--	--	--
787	42-383-01399	PIONEER NATURAL RES. USA, INC.	--	--	--
791	42-383-01751	PIONEER NATURAL RES. USA, INC.	--	--	--
804	42-383-01560	PIONEER NATURAL RES. USA, INC.	--	--	--
807	42-383-01558	PIONEER NATURAL RES. USA, INC.	--	--	--
808	42-383-00822	PIONEER NATURAL RES. USA, INC.	--	--	--
810	42-383-00821	PIONEER NATURAL RES. USA, INC.	--	--	--
814	42-383-00122	PIONEER NATURAL RES. USA, INC.	--	--	--
835	42-383-01304	PIONEER NATURAL RES. USA, INC.	--	--	--
836	42-383-01309	PIONEER NATURAL RES. USA, INC.	--	--	--
838	42-383-01462	PIONEER NATURAL RES. USA, INC.	--	--	--
840	42-383-01305	PIONEER NATURAL RES. USA, INC.	--	--	--
842	42-383-01351	PIONEER NATURAL RES. USA, INC.	--	--	--
844	42-383-01102	PIONEER NATURAL RES. USA, INC.	--	--	--
848	42-383-01755	PIONEER NATURAL RES. USA, INC.	--	--	--
849	42-383-00785	PIONEER NATURAL RES. USA, INC.	--	--	--
850	42-383-00796	PIONEER NATURAL RES. USA, INC.	--	--	--
851	42-383-00791	PIONEER NATURAL RES. USA, INC.	--	--	--
852	42-383-00794	PIONEER NATURAL RES. USA, INC.	--	--	--
856	42-383-01306	PIONEER NATURAL RES. USA, INC.	--	--	--
859	42-383-01312	PIONEER NATURAL RES. USA, INC.	--	--	--
860	42-383-01313	PIONEER NATURAL RES. USA, INC.	--	--	--
865	42-383-01316	PIONEER NATURAL RES. USA, INC.	--	--	--
871	42-173-10056	PIONEER NATURAL RES. USA, INC.	--	--	--

SPRABERRY DRIVER UNIT

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (901)

Production History