PRESTON SPRABERRY UNIT

Oil // district 10 // lease#18551

op: PIONEER NATURAL RES. USA, INC.

fields: SPRABERRY (TREND AREA)

cum_oil

17.8M BBL

cum_gas

0 MCF

wells

391

production

1993-01 — 2026-03

peak_month

1994-12

-- production_history

cum_oil: 17,838,933 BBL cum_gas: 0 MCF

-- decline_curve_analysis

101,759 BBL/mo

Di (annual)

6.9%

b-factor

0.0

EUR

17,070,725 BBL

R-squared

0.879

type

exponential

-- wells (391)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
901H	42-329-45144	PIONEER NATURAL RES. USA, INC.	1	8,518	2021-09-16
902H	42-329-45145	PIONEER NATURAL RES. USA, INC.	1	8,518	2021-09-16
27	42-329-31712	PIONEER NATURAL RES. USA, INC.	2	10,300	2015-07-22
12	42-329-00859	PIONEER NATURAL RES. USA, INC.	1	9,000	2015-06-03
3450H	42-329-39598	PIONEER NATURAL RES. USA, INC.	2	8,673	2014-08-20
3451H	42-329-39599	PIONEER NATURAL RES. USA, INC.	2	8,673	2014-08-20
4102D	42-329-39311	PIONEER NATURAL RES. USA, INC.	1	4,850	2014-05-09
1702H	42-329-38889	PIONEER NATURAL RES. USA, INC.	2	11,500	2013-09-16
1701H	42-329-38848	PIONEER NATURAL RES. USA, INC.	1	8,390	2013-07-26
4180A	42-329-35983	PIONEER NATURAL RES. USA, INC.	1	9,175	2008-08-28
4022A	42-329-35988	PIONEER NATURAL RES. USA, INC.	1	9,175	2008-08-19
4020A	42-329-35979	PIONEER NATURAL RES. USA, INC.	1	9,175	2008-08-14
4021A	42-329-35989	PIONEER NATURAL RES. USA, INC.	1	9,175	2008-08-14
4179A	42-329-35980	PIONEER NATURAL RES. USA, INC.	1	9,175	2008-08-14
3116A	42-329-35970	PIONEER NATURAL RES. USA, INC.	1	9,375	2008-07-22
3117A	42-329-35971	PIONEER NATURAL RES. USA, INC.	1	9,375	2008-07-22
3118A	42-329-35968	PIONEER NATURAL RES. USA, INC.	1	9,375	2008-07-22
4102 A	42-329-35259	PIONEER NATURAL RES. USA, INC.	1	8,800	2005-04-06
2612A	42-329-35260	PIONEER NATURAL RES. USA, INC.	2	9,000	2005-02-28
3431A	42-329-35257	PIONEER NATURAL RES. USA, INC.	1	9,000	2005-02-28
4177 A	42-329-35258	PIONEER NATURAL RES. USA, INC.	1	8,800	2005-02-28
2101A	42-329-34951	PIONEER NATURAL RES. USA, INC.	1	8,900	2003-07-24
1702A	42-329-34950	PIONEER NATURAL RES. USA, INC.	1	9,050	2003-07-23
3430A	42-329-34933	PIONEER NATURAL RES. USA, INC.	1	9,050	2003-06-27
4019A	42-329-34917	PIONEER NATURAL RES. USA, INC.	1	8,750	2003-06-11
4175A	42-329-34916	PIONEER NATURAL RES. USA, INC.	1	8,750	2003-06-05
4172A	42-329-34914	PIONEER NATURAL RES. USA, INC.	1	8,750	2003-06-04
4173A	42-329-34913	PIONEER NATURAL RES. USA, INC.	1	8,800	2003-06-04
3317A	42-329-34811	PIONEER NATURAL RES. USA, INC.	1	8,950	2003-01-27
3315A	42-329-34808	PIONEER NATURAL RES. USA, INC.	1	8,950	2003-01-24
3316A	42-329-34809	PIONEER NATURAL RES. USA, INC.	1	8,900	2003-01-24
2122A	42-329-34806	PIONEER NATURAL RES. USA, INC.	1	8,900	2003-01-23
2504A	42-329-34805	PIONEER NATURAL RES. USA, INC.	1	9,000	2003-01-23
2610A	42-329-34804	PIONEER NATURAL RES. USA, INC.	1	9,050	2003-01-22
1504A	42-329-34788	PIONEER NATURAL RES. USA, INC.	1	9,000	2003-01-02
1808A	42-329-34789	PIONEER NATURAL RES. USA, INC.	1	9,050	2003-01-02
1910A	42-329-34741	PIONEER NATURAL RES. USA, INC.	1	8,950	2002-08-09
4169A	42-329-34742	PIONEER NATURAL RES. USA, INC.	1	8,940	2002-08-09
4170A	42-329-34743	PIONEER NATURAL RES. USA, INC.	1	8,900	2002-08-09
4171A	42-329-34744	PIONEER NATURAL RES. USA, INC.	1	9,100	2002-08-09
4511A	42-329-34745	PIONEER NATURAL RES. USA, INC.	1	8,940	2002-08-09
2120A	42-329-34740	PIONEER NATURAL RES. USA, INC.	1	9,070	2002-08-07
2121A	42-329-34739	PIONEER NATURAL RES. USA, INC.	1	9,000	2002-08-07
3918A	42-329-34749	PIONEER NATURAL RES. USA, INC.	1	9,030	2002-08-02
1710A	42-329-34737	PIONEER NATURAL RES. USA, INC.	1	9,210	2002-07-08
1711A	42-329-34738	PIONEER NATURAL RES. USA, INC.	1	9,130	2002-07-08
3429A	42-329-34736	PIONEER NATURAL RES. USA, INC.	1	9,100	2002-07-08
4317A	42-329-34066	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-04-09
3427A	42-329-34047	PIONEER NATURAL RES. USA, INC.	1	9,100	1998-03-24
3428A	42-329-34051	PIONEER NATURAL RES. USA, INC.	1	9,100	1998-03-24
4316A	42-329-34055	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-24
4202	42-329-01182	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-03-12
1302	42-329-01561	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-11
1302A	42-329-01561	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-11
3105	42-329-30986	PIONEER NATURAL RES. USA, INC.	2	9,000	1998-03-11
3105A	42-329-30986	PIONEER NATURAL RES. USA, INC.	2	9,000	1998-03-11
2119A	42-329-34027	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-03-04
3205A	42-329-34026	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-03-04
4168A	42-329-34025	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-03-04
2404A	42-329-34061	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-03
2704A	42-329-34062	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-03-03
2805A	42-329-34021	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-23
4018A	42-329-34020	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-02-23
2304A	42-329-34052	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-02-20
3917A	42-329-34050	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-02-20
4220A	42-329-34053	PIONEER NATURAL RES. USA, INC.	1	9,000	1998-02-20
1807A	42-329-34022	PIONEER NATURAL RES. USA, INC.	1	9,200	1998-01-28
1909A	42-329-33979	PIONEER NATURAL RES. USA, INC.	1	8,850	1998-01-23
4605A	42-329-33978	PIONEER NATURAL RES. USA, INC.	1	8,950	1998-01-23
4164A	42-329-33977	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-01-21
4165A	42-329-33976	PIONEER NATURAL RES. USA, INC.	1	8,900	1998-01-21
4166A	42-329-33974	PIONEER NATURAL RES. USA, INC.	1	8,800	1998-01-07
3115A	42-329-33985	PIONEER NATURAL RES. USA, INC.	1	8,900	1997-12-17
3821A	42-329-33983	PIONEER NATURAL RES. USA, INC.	1	9,000	1997-12-17
3822A	42-329-33983	PIONEER NATURAL RES. USA, INC.	1	9,000	1997-12-17
3916A	42-329-33984	PIONEER NATURAL RES. USA, INC.	1	8,950	1997-12-17
3004A	42-329-33980	PIONEER NATURAL RES. USA, INC.	1	8,900	1997-12-15
4163A	42-329-33981	PIONEER NATURAL RES. USA, INC.	2	8,900	1997-12-15
4017A	42-329-33815	PARKER & PARSLEY DEVELOPMENT L.P	1	8,740	1997-08-14
2303A	42-329-33822	PARKER & PARSLEY DEVELOPMENT L.P	1	8,990	1997-07-22
4315A	42-329-33817	PARKER & PARSLEY DEVELOPMENT L.P	1	8,935	1997-07-16
3314A	42-329-33816	PARKER & PARSLEY DEVELOPMENT L.P	1	8,940	1997-07-15
708	42-329-33814	PARKER & PARSLEY DEVELOPMENT L.P	1	8,275	1997-07-15
2910	42-329-33810	PARKER & PARSLEY DEVELOPMENT L.P	1	8,380	1997-07-14
4160A	42-329-33811	PARKER & PARSLEY DEVELOPMENT L.P	1	8,780	1997-07-14
101	42-329-33803	PARKER & PARSLEY DEVELOPMENT L.P	1	8,300	1997-07-10
1608A	42-329-33808	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1997-07-10
202	42-329-33802	PARKER & PARSLEY DEVELOPMENT L.P	1	8,275	1997-07-10
2117A	42-329-33804	PARKER & PARSLEY DEVELOPMENT L.P	1	8,950	1997-07-07
3426A	42-329-33801	PARKER & PARSLEY DEVELOPMENT L.P	1	8,975	1997-07-07
4413A	42-329-33792	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1997-06-25
4414A	42-329-33793	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1997-06-25
3425A	42-329-33765	PARKER & PARSLEY DEVELOPMENT L.P	1	9,020	1997-05-23
3424A	42-329-33760	PARKER & PARSLEY DEVELOPMENT L.P	1	8,900	1997-05-22
4159A	42-329-33761	PARKER & PARSLEY DEVELOPMENT L.P	1	8,800	1997-05-22
3423A	42-329-33759	PARKER & PARSLEY DEVELOPMENT L.P	1	8,910	1997-05-21
4158A	42-329-33757	PARKER & PARSLEY DEVELOPMENT L.P	1	8,780	1997-05-20
2116A	42-329-33751	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1997-05-12
4411A	42-329-33730	PARKER & PARSLEY DEVELOPMENT L.P	1	8,980	1997-05-05
4412A	42-329-33729	PARKER & PARSLEY DEVELOPMENT L.P	1	8,950	1997-05-05
3915A	42-329-33726	PARKER & PARSLEY DEVELOPMENT L.P	1	8,910	1997-04-28
2804A	42-329-33721	PARKER & PARSLEY DEVELOPMENT L.P	1	8,770	1997-04-22
2909A	42-329-33714	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1997-04-17
1503A	42-329-33701	PARKER & PARSLEY DEVELOPMENT L.P	1	8,950	1997-04-15
1606A	42-329-33703	PARKER & PARSLEY DEVELOPMENT L.P	1	8,930	1997-04-15
1607A	42-329-33702	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1997-04-15
1908A	42-329-33704	PARKER & PARSLEY DEVELOPMENT L.P	2	8,910	1997-04-15
3710A	42-329-33696	PARKER & PARSLEY DEVELOPMENT L.P	1	8,920	1997-04-08
4510B	42-329-31729	PARKER & PARSLEY DEVELOPMENT L.P	2	9,500	1997-02-10
2009A	42-329-33590	PARKER & PARSLEY DEVELOPMENT L.P	1	8,890	1996-09-25
2908A	42-329-33570	PIONEER NATURAL RES. USA, INC.	2	8,800	1996-09-17
4219A	42-329-33558	PARKER & PARSLEY DEVELOPMENT L.P	1	8,810	1996-09-09
4013A	42-329-33553	PARKER & PARSLEY DEVELOPMENT L.P	2	8,810	1996-09-06
3820	42-329-33535	PARKER & PARSLEY DEVELOPMENT L.P	2	8,820	1996-08-29
3113A	42-329-33528	PARKER & PARSLEY DEVELOPMENT L.P	1	8,940	1996-08-15
3422A	42-329-33526	PARKER & PARSLEY DEVELOPMENT L.P	1	8,935	1996-08-08
3313A	42-329-33515	PARKER & PARSLEY DEVELOPMENT L.P	1	9,035	1996-07-29
3114-A	42-329-33513	PARKER & PARSLEY DEVELOPMENT L.P	1	8,885	1996-07-25
1204 A	42-329-33495	PARKER & PARSLEY DEVELOPMENT L.P	1	9,000	1996-07-12
3312A	42-329-33177	PARKER & PARSLEY DEVELOPMENT CO.	1	8,975	1994-12-05
3003A	42-329-33166	PARKER & PARSLEY DEVELOPMENT CO.	1	8,800	1994-11-18
1806A	42-329-33159	PARKER & PARSLEY DEVELOPMENT CO.	1	9,025	1994-11-02
4156A	42-329-33121	PARKER & PARSLEY DEVELOPMENT CO.	1	8,825	1994-09-21
4217A	42-329-33120	PARKER & PARSLEY DEVELOPMENT CO.	1	8,800	1994-09-21
1709A	42-329-33047	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1994-05-06
1104A	42-329-33043	PARKER & PARSLEY DEVELOPMENT CO.	1	8,900	1994-04-28
2609A	42-329-33042	PARKER & PARSLEY DEVELOPMENT CO.	1	9,050	1994-04-26
2703A	42-329-33041	PARKER & PARSLEY DEVELOPMENT CO.	1	9,050	1994-04-26
4312A	42-329-33040	PARKER & PARSLEY DEVELOPMENT CO.	1	8,850	1994-04-26
1408A	42-329-33039	PARKER & PARSLEY DEVELOPMENT CO.	1	8,925	1994-04-20
3417A	42-329-32895	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-08-12
4508A	42-329-32896	PARKER & PARSLEY DEVELOPMENT CO.	1	8,900	1993-08-12
2608A	42-329-32894	PARKER & PARSLEY DEVELOPMENT CO.	1	9,025	1993-08-11
4146A	42-329-32892	PARKER & PARSLEY DEVELOPMENT CO.	1	8,828	1993-08-10
4409A	42-329-32893	PARKER & PARSLEY DEVELOPMENT CO.	1	9,050	1993-08-10
2203A	42-329-32875	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-08-02
3420A	42-329-32876	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-08-02
2113A	42-329-32868	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-07-22
2113AQ	42-329-32868	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-07-22
1805A	42-329-32857	PARKER & PARSLEY DEVELOPMENT CO.	2	9,025	1993-07-08
3419A	42-329-32858	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1993-07-08
1804A	42-329-32855	PARKER & PARSLEY DEVELOPMENT CO.	1	9,025	1993-07-07
3418A	42-329-32854	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-07-07
2606A	42-329-32851	PARKER & PARSLEY DEVELOPMENT CO.	1	9,025	1993-07-02
4311A	42-329-32839	PARKER & PARSLEY DEVELOPMENT CO.	1	8,875	1993-06-03
4408A	42-329-32840	PARKER & PARSLEY DEVELOPMENT CO.	1	8,975	1993-06-03
2403A	42-329-32838	PARKER & PARSLEY DEVELOPMENT CO.	2	9,000	1993-06-02
3416A	42-329-32837	PARKER & PARSLEY DEVELOPMENT CO.	1	8,975	1993-06-02
2607A	42-329-32835	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-06-01
4144A	42-329-32836	PARKER & PARSLEY DEVELOPMENT CO.	1	8,775	1993-06-01
4012A	42-329-32831	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1993-05-17
4145A	42-329-32829	PARKER & PARSLEY DEVELOPMENT CO.	1	8,800	1993-05-14
1803A	42-329-32825	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-04-30
3309A	42-329-32797	PARKER & PARSLEY DEVELOPMENT CO.	1	8,975	1993-03-10
1103A	42-329-32794	PARKER & PARSLEY DEVELOPMENT CO.	1	8,900	1993-03-09
2007A	42-329-32795	PARKER & PARSLEY DEVELOPMENT CO.	1	8,875	1993-03-09
4143A	42-329-32796	PARKER & PARSLEY DEVELOPMENT CO.	1	8,800	1993-03-09
2503A	42-329-32790	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-03-08
2702A	42-329-32788	PARKER & PARSLEY DEVELOPMENT CO.	1	9,050	1993-02-24
3415A	42-329-32787	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1993-02-24
4011A	42-329-32786	PARKER & PARSLEY DEVELOPMENT CO.	2	8,800	1993-02-24
1605A	42-329-32777	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-02-23
1707A	42-329-32780	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-02-23
1708A	42-329-32779	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-02-23
1717A	42-329-32780	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1993-02-23
2907A	42-329-32778	PARKER & PARSLEY DEVELOPMENT CO.	1	8,850	1993-02-23
1704A	42-329-32720	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1992-12-04
2605A	42-329-32719	PARKER & PARSLEY DEVELOPMENT CO.	1	9,050	1992-12-04
4010A	42-329-32721	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-12-04
2402A	42-329-32714	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-12-02
4142A	42-329-32713	PARKER & PARSLEY DEVELOPMENT CO.	1	8,800	1992-12-01
3412A	42-329-32702	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1992-11-20
1705A	42-329-32698	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1992-11-17
1706A	42-329-32697	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1992-11-17
2604A	42-329-32699	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1992-11-17
3002A	42-329-32696	PARKER & PARSLEY DEVELOPMENT CO.	1	9,100	1992-11-16
3308A	42-329-32695	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-11-16
4141A	42-329-32694	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-11-16
4407A	42-329-32693	PARKER & PARSLEY DEVELOPMENT CO.	1	9,000	1992-11-16
2906A	42-329-32679	PARKER & PARSLEY DEVELOPMENT CO.	1	9,100	1992-11-03
3307A	42-329-32680	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-11-03
3413A	42-329-32681	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-11-03
3414A	42-329-32682	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-11-03
4140A	42-329-32683	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-11-03
4139A	42-329-32678	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-10-23
1502A	42-329-32677	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-10-22
2803A	42-329-32667	PARKER & PARSLEY DEVELOPMENT CO.	1	8,975	1992-08-28
4008A	42-329-32668	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-08-28
4009A	42-329-32666	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-08-28
4137A	42-329-32656	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-08-13
4138A	42-329-32660	PARKER & PARSLEY DEVELOPMENT CO.	1	8,775	1992-08-13
4309A	42-329-32657	PARKER & PARSLEY DEVELOPMENT CO.	1	8,850	1992-08-13
4310A	42-329-32659	PARKER & PARSLEY DEVELOPMENT CO.	1	8,850	1992-08-13
4507A	42-329-32658	PARKER & PARSLEY DEVELOPMENT CO.	1	8,775	1992-08-13
3109A	42-329-32652	PARKER & PARSLEY DEVELOPMENT L.P	2	8,850	1992-08-12
4134A	42-329-32650	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-08-12
3910A	42-329-32655	PARKER & PARSLEY DEVELOPMENT L.P	2	8,875	1992-08-11
4135A	42-329-32649	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-08-11
4136A	42-329-32651	PARKER & PARSLEY DEVELOPMENT CO.	1	8,775	1992-08-11
3909A	42-329-32653	PARKER & PARSLEY DEVELOPMENT CO.	1	8,875	1992-08-10
4213A	42-329-32648	PARKER & PARSLEY DEVELOPMENT L.P	2	9,100	1992-08-06
3908A	42-329-32645	PARKER & PARSLEY DEVELOPMENT CO.	1	9,100	1992-08-05
3911A	42-329-32644	PARKER & PARSLEY DEVELOPMENT CO.	1	8,875	1992-08-05
4212A	42-329-32643	PARKER & PARSLEY DEVELOPMENT CO.	1	9,100	1992-08-04
2006A	42-329-32638	PARKER & PARSLEY DEVELOPMENT CO.	1	8,800	1992-07-17
2112A	42-329-32639	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-07-17
3411A	42-329-32637	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-07-17
2202A	42-329-32631	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-07-14
2502A	42-329-32632	PARKER & PARSLEY DEVELOPMENT L.P	2	8,950	1992-07-14
3815A	42-329-32634	PARKER & PARSLEY DEVELOPMENT CO.	2	9,100	1992-07-14
3845A	42-329-32634	PARKER & PARSLEY DEVELOPMENT CO.	2	9,100	1992-07-14
4131A	42-329-32635	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-07-14
4132A	42-329-32633	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-07-14
1407A	42-329-32627	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-07-06
3814A	42-329-32628	PARKER & PARSLEY DEVELOPMENT CO.	2	9,100	1992-07-06
4133A	42-329-32626	PARKER & PARSLEY DEVELOPMENT CO.	1	8,750	1992-07-06
1406A	42-329-32622	PARKER & PARSLEY DEVELOPMENT CO.	1	8,950	1992-07-03
3410	42-329-31638	MOBIL PRODUCING TX. & N.M. INC.	2	9,200	1990-11-28
30	42-329-32175	MOBIL PRODUCING TX. & N.M. INC.	1	9,000	1989-10-23
4155B	42-329-32175	MOBIL PRODUCING TX. & N.M. INC.	1	9,000	1989-10-23
3914B	42-329-32164	MOBIL PRODUCING TX. & N.M. INC.	1	9,000	1989-10-06
2118B	42-329-31855	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1987-06-18
3310B	42-329-31857	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1987-06-18
3311B	42-329-31856	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1987-06-18
6	42-329-31856	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1987-06-18
2008B	42-329-31851	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1987-06-10
38	42-329-31819	MOBIL PRODUCING TX. & N.M. INC.	1	9,150	1987-02-13
3819B	42-329-31819	MOBIL PRODUCING TX. & N.M. INC.	1	9,150	1987-02-13
4509B	42-329-31809	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1987-01-29
29	42-329-31800	MOBIL PRODUCING TX. & N.M. INC.	1	10,700	1987-01-13
4154B	42-329-31800	MOBIL PRODUCING TX. & N.M. INC.	1	10,700	1987-01-13
2302B	42-329-31789	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1987-01-02
2114B	42-329-31787	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1986-12-31
2144B	42-329-31787	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1986-12-31
2115B	42-329-31748	MOBIL PRODUCING TX. & N.M. INC.	1	10,000	1986-09-29
3112B	42-329-31747	MOBIL PRODUCING TX. & N.M. INC.	1	10,200	1986-09-29
3913B	42-329-31718	MOBIL PRODUCING TX. & N.M. INC.	1	9,500	1986-06-18
4314B	42-329-31719	MOBIL PRODUCING TX. & N.M. INC.	1	9,500	1986-06-18
26	42-329-31714	MOBIL PRODUCING TX. & N.M. INC.	1	9,500	1986-06-17
4152B	42-329-31714	MOBIL PRODUCING TX. & N.M. INC.	1	9,500	1986-06-17
4153B	42-329-31715	MOBIL PRODUCING TX. & N.M. INC.	1	9,500	1986-06-17
3110B	42-329-31690	MOBIL PRODUCING TX. & N.M. INC.	1	9,300	1986-02-18
3111B	42-329-31691	MOBIL PRODUCING TX. & N.M. INC.	1	9,300	1986-02-18
3421B	42-329-31639	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-11-18
3912B	42-329-31627	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-11-01
4313B	42-329-31626	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-11-01
4215B	42-329-31621	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-31
4216B	42-329-31620	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-31
4410B	42-329-31619	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-29
3708B	42-329-31618	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-25
25	42-329-31613	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-18
4150B	42-329-31612	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-18
4151B	42-329-31613	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-10-18
3709B	42-329-31542	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-06-12
3818B	42-329-31526	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-06-04
22	42-329-31525	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-05-16
23	42-329-31528	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-05-16
3817B	42-329-31527	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-05-16
4149B	42-329-31525	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-05-16
4162B	42-329-31528	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1985-05-16
20	42-329-31462	MOBIL PRODUCING TX. & N.M. INC.	1	11,800	1984-12-27
4147B	42-329-31462	MOBIL PRODUCING TX. & N.M. INC.	1	11,800	1984-12-27
4148B	42-329-31463	MOBIL PRODUCING TX. & N.M. INC.	1	9,200	1984-12-27
4214B	42-329-31386	MOBIL PRODUCING TX. & N.M. INC.	1	12,400	1984-08-28
2	42-329-01099	MOBIL PRODUCING TX. & N.M. INC.	1	9,000	1984-07-25
4015B	42-329-01099	MOBIL PRODUCING TX. & N.M. INC.	1	9,000	1984-07-25
4014B	42-329-30858	MOBIL PRODUCING TX. & N.M. INC.	2	9,200	1983-12-29
2905	42-329-30991	MOBIL PRODUCING TX. & N.M. INC.	1	8,000	1981-05-08
1907	42-329-30989	MOBIL PRODUCING TX. & N.M. INC.	1	8,000	1981-04-27
2108	42-329-30859	MOBIL OIL CORPORATION	1	8,100	1979-10-16
2004	42-329-30822	MOBIL OIL CORPORATION	1	8,100	1979-02-20
1001	42-329-01751	--	--	--	--
10WS	42-329-80883	--	--	--	--
1101	42-329-00118	--	--	--	--
11WS	42-329-80911	--	--	--	--
1202	42-329-00339	--	--	--	--
1203	42-329-00348	--	--	--	--
12WS	42-329-80884	--	--	--	--
1301	42-329-01581	--	--	--	--
1303	42-329-01557	--	--	--	--
1304	42-329-01638	--	--	--	--
13WS	42-329-80885	--	--	--	--
1401	42-329-01065	--	--	--	--
1402	42-329-01073	--	--	--	--
1403	42-329-01083	--	--	--	--
1405	42-329-00993	--	--	--	--
14WS	42-329-80912	--	--	--	--
1501	42-329-01664	--	--	--	--
15WS	42-329-80886	--	--	--	--
1601D	42-329-01761	--	--	--	--
1601W	42-329-01761	--	--	--	--
1603	42-329-01757	--	--	--	--
16WS	42-329-80887	--	--	--	--
17	42-329-00863	--	--	--	--
17WS	42-329-80888	--	--	--	--
1802	42-329-00125	--	--	--	--
18WS	42-329-80906	--	--	--	--
1904	42-329-00350	--	--	--	--
1WS	42-329-80879	--	--	--	--
2001W	42-329-01064	--	--	--	--
2003	42-329-01082	--	--	--	--
20WS	42-329-80890	--	--	--	--
2101	42-329-01177	--	--	--	--
2102	42-329-01168	--	--	--	--
2103	42-329-01172	--	--	--	--
2104	42-329-01173	--	--	--	--
2201	42-329-01178	--	--	--	--
2301	42-329-01181	--	--	--	--
2501	42-329-00512	--	--	--	--
2602	42-329-00444	--	--	--	--
2701W	42-329-00852	--	--	--	--
2801W	42-329-00882	--	--	--	--
2903	42-329-00097	--	--	--	--
2903D	42-329-00097	--	--	--	--
2904	42-329-00094	--	--	--	--
2WS	42-329-80907	--	--	--	--
3001	42-329-00144	--	--	--	--
304W	42-329-01886	--	--	--	--
3102	42-329-01075	--	--	--	--
3104	42-329-00990	--	--	--	--
3201	42-329-01511	--	--	--	--
3301	42-329-01180	--	--	--	--
3302	42-329-01169	--	--	--	--
3303	42-329-01171	--	--	--	--
3304	42-329-01174	--	--	--	--
3401	42-329-00943	--	--	--	--
3402	42-329-00944	--	--	--	--
3403	42-329-00945	--	--	--	--
3405	42-329-00947	--	--	--	--
3405D	42-329-00947	--	--	--	--
3407	42-329-00949	--	--	--	--
3408	42-329-00950	--	--	--	--
3501	42-329-00498	--	--	--	--
3502	42-329-00501	--	--	--	--
3503	42-329-00504	--	--	--	--
3504	42-329-00441	--	--	--	--
3603	42-329-00325	--	--	--	--
3701	42-329-01066	--	--	--	--
3702	42-329-01074	--	--	--	--
3703W	42-329-00980	--	--	--	--
3704	42-329-00989	--	--	--	--
3801	42-329-01166	--	--	--	--
3801D	42-329-01166	--	--	--	--
3803	42-329-01155	--	--	--	--
3804	42-329-01156	--	--	--	--
3805	42-329-01158	--	--	--	--
3806	42-329-01161	--	--	--	--
3807	42-329-01163	--	--	--	--
3816B	42-329-10125	--	--	--	--
3902	42-329-01139	--	--	--	--
3903	42-329-01141	--	--	--	--
3904W	42-329-01142	--	--	--	--
3WS	42-329-80908	--	--	--	--
4001	42-329-01091	--	--	--	--
4003	42-329-01092	--	--	--	--
4016B	42-329-01094	--	--	--	--
4101	42-329-00820	--	--	--	--
4103	42-329-00822	--	--	--	--
4104	42-329-01179	--	--	--	--
4108	42-329-00855	--	--	--	--
4111D	42-329-00858	--	--	--	--
4157	42-329-00863	--	--	--	--
4161B	42-329-00854	--	--	--	--
4167B	42-329-00856	--	--	--	--
4201	42-329-01176	--	--	--	--
4203	42-329-01170	--	--	--	--
4205	42-329-01160	--	--	--	--
4206	42-329-01162	--	--	--	--
4218	42-329-10352	--	--	--	--
4301	42-329-01167	--	--	--	--
4302	42-329-01157	--	--	--	--
4304	42-329-01151	--	--	--	--
4305	42-329-01140	--	--	--	--
4306W	42-329-10337	--	--	--	--
4401	42-329-01419	--	--	--	--
4WS	42-329-80909	--	--	--	--
5	42-329-01094	--	--	--	--
502	42-329-00088	--	--	--	--
5WS	42-329-80880	--	--	--	--
7	42-329-00854	--	--	--	--
701	42-329-02036	--	--	--	--
704	42-329-01887	--	--	--	--
705	42-329-01889	--	--	--	--
706	42-329-01891	--	--	--	--
707	42-329-01893	--	--	--	--
7WS	42-329-01154	--	--	--	--
802	42-329-01750	--	--	--	--
8WS	42-329-80910	--	--	--	--
9	42-329-00856	--	--	--	--
9WS	42-329-80882	--	--	--	--
B 1WS	42-329-80891	--	--	--	--