JAMESON REEF UNIT

Oil · District 7C · Lease #621

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Fields: JAMESON

Cum Oil

3.6M BBL

Cum Gas

18.5M MCF

casinghead

Wells

215

Production

1993-01 — 2026-04

Peak Month

2012-08

Production History

Cum Oil: 3,634,538 BBL Cum Gas: 18,546,528 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

43,674 BBL/mo

Di (annual)

26.2%

b-factor

0.0

EUR

1,999,318 BBL

R-squared

0.609

type

exponential

Operator History (from monthly production reports)

2022-05 — 2026-07 CITATION OIL & GAS CORP. 51 mo

2020-04 — 2022-04 FDL OPERATING, LLC 25 mo

2007-12 — 2020-03 SHERIDAN PRODUCTION COMPANY, LLC 148 mo

2002-12 — 2007-11 AETHON I LP 60 mo

1999-10 — 2002-11 KERR-MCGEE OIL & GAS ONSHORE LLC 38 mo

1999-04 — 1999-09 KERR-MCGEE CORPORATION 6 mo

1993-01 — 1999-03 ORYX ENERGY COMPANY 75 mo

Wells (215)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1921	42-081-32122	CITATION OIL & GAS CORP.	1	7,000	2014-08-25
1417	42-081-32076	CITATION OIL & GAS CORP.	1	6,900	2013-12-06
1157	42-081-30811	CITATION OIL & GAS CORP.	3	6,500	2012-10-12
1157R	42-081-30811	CITATION OIL & GAS CORP.	3	6,500	2012-10-12
1183W	42-081-32040	CITATION OIL & GAS CORP.	1	7,000	2012-06-07
1218W	42-081-32037	CITATION OIL & GAS CORP.	1	7,000	2012-06-07
1219W	42-081-32045	CITATION OIL & GAS CORP.	1	7,000	2012-06-07
2008	42-081-32044	CITATION OIL & GAS CORP.	1	7,000	2012-06-07
442	42-081-32036	CITATION OIL & GAS CORP.	1	7,000	2012-06-06
1181W	42-081-32038	CITATION OIL & GAS CORP.	1	7,000	2012-06-05
1179	42-081-32035	CITATION OIL & GAS CORP.	1	7,000	2012-06-01
1180	42-081-32034	CITATION OIL & GAS CORP.	1	7,000	2012-06-01
1104	42-081-01326	CITATION OIL & GAS CORP.	1	6,443	2012-05-15
1104W	42-081-01326	CITATION OIL & GAS CORP.	1	6,443	2012-05-15
209	42-081-32016	CITATION OIL & GAS CORP.	1	6,800	2012-01-27
1217	42-081-32011	CITATION OIL & GAS CORP.	1	7,000	2012-01-10
2310W	42-081-32012	CITATION OIL & GAS CORP.	1	7,000	2012-01-09
1178	42-081-32010	CITATION OIL & GAS CORP.	1	7,300	2011-12-28
802	42-081-01210	CITATION OIL & GAS CORP.	2	6,419	2011-09-02
2309	42-081-32006	CITATION OIL & GAS CORP.	1	8,000	2011-09-01
1410	42-081-30989	CITATION OIL & GAS CORP.	3	6,700	2011-08-30
1410R	42-081-30989	CITATION OIL & GAS CORP.	3	6,700	2011-08-30
1103	42-081-01325	CITATION OIL & GAS CORP.	3	6,470	2011-08-29
1103R	42-081-01325	CITATION OIL & GAS CORP.	3	6,470	2011-08-29
1160	42-081-30916	CITATION OIL & GAS CORP.	2	6,500	2011-08-29
1216	42-081-30343	CITATION OIL & GAS CORP.	2	6,525	2011-08-25
1216A	42-081-30343	CITATION OIL & GAS CORP.	2	6,525	2011-08-25
2001	42-081-01443	CITATION OIL & GAS CORP.	2	6,318	2011-08-25
2001R	42-081-01443	CITATION OIL & GAS CORP.	2	6,318	2011-08-25
2308	42-081-30344	CITATION OIL & GAS CORP.	2	6,460	2011-08-24
2308W	42-081-30344	CITATION OIL & GAS CORP.	2	6,460	2011-08-24
1170	42-081-31152	CITATION OIL & GAS CORP.	3	6,800	2011-08-23
1170R	42-081-31152	CITATION OIL & GAS CORP.	3	6,800	2011-08-23
430	42-081-30318	CITATION OIL & GAS CORP.	2	6,440	2011-08-23
430R	42-081-30318	CITATION OIL & GAS CORP.	2	6,440	2011-08-23
438W	42-081-31313	CITATION OIL & GAS CORP.	5	7,300	2011-08-23
1038R	42-081-31289	CITATION OIL & GAS CORP.	3	6,700	2011-08-22
824	42-081-31292	CITATION OIL & GAS CORP.	4	6,700	2011-08-22
824R	42-081-31292	CITATION OIL & GAS CORP.	4	6,700	2011-08-22
1152R	42-081-30280	CITATION OIL & GAS CORP.	2	6,510	2011-08-19
1915	42-081-31055	CITATION OIL & GAS CORP.	3	7,400	2011-08-19
1915R	42-081-31055	CITATION OIL & GAS CORP.	3	7,400	2011-08-19
1177	42-081-32003	CITATION OIL & GAS CORP.	1	7,000	2011-08-18
1158	42-081-30871	CITATION OIL & GAS CORP.	2	6,500	2011-04-14
1163	42-081-31073	CITATION OIL & GAS CORP.	2	6,500	2010-12-07
1176	42-081-31417	CITATION OIL & GAS CORP.	4	6,800	2010-03-12
1176R	42-081-31417	CITATION OIL & GAS CORP.	4	6,800	2010-03-12
2306R	42-081-30209	CITATION OIL & GAS CORP.	3	6,394	2010-03-12
1006W	42-081-01276	CITATION OIL & GAS CORP.	2	7,135	2010-03-01
2303W	42-081-01466	CITATION OIL & GAS CORP.	1	7,100	2010-02-08
1174	42-081-31237	CITATION OIL & GAS CORP.	3	6,700	2009-11-30
1174A	42-081-31237	CITATION OIL & GAS CORP.	3	6,700	2009-11-30
203	42-081-01160	CITATION OIL & GAS CORP.	1	7,000	2009-07-07
1035	42-081-31282	CITATION OIL & GAS CORP.	2	6,700	1999-06-21
1161	42-081-30990	CITATION OIL & GAS CORP.	3	6,700	1995-09-06
424	42-081-30212	CITATION OIL & GAS CORP.	1	6,170	1994-06-27
1162	42-081-30991	CITATION OIL & GAS CORP.	2	6,700	1994-06-24
812	42-081-01281	CITATION OIL & GAS CORP.	2	6,468	1994-01-20
1016W	42-081-01302	CITATION OIL & GAS CORP.	1	6,300	1993-08-10
402R	42-081-01169	CITATION OIL & GAS CORP.	1	6,332	1991-11-21
402W	42-081-01169	CITATION OIL & GAS CORP.	1	6,332	1991-11-21
1011W	42-081-01297	CITATION OIL & GAS CORP.	1	6,436	1991-11-01
809	42-081-01278	CITATION OIL & GAS CORP.	1	6,500	1991-10-07
809W	42-081-01278	CITATION OIL & GAS CORP.	1	6,500	1991-10-07
1101W	42-081-01321	CITATION OIL & GAS CORP.	1	6,473	1991-05-15
1906	42-081-01454	CITATION OIL & GAS CORP.	1	6,600	1991-04-30
1602	42-081-01425	CITATION OIL & GAS CORP.	1	6,416	1990-09-07
1405	42-081-01438	CITATION OIL & GAS CORP.	2	6,492	1990-09-06
703	42-081-01265	CITATION OIL & GAS CORP.	1	6,466	1990-08-29
1004	42-081-01291	CITATION OIL & GAS CORP.	1	6,535	1990-08-27
1008	42-081-01294	CITATION OIL & GAS CORP.	1	6,608	1990-08-27
1403	42-081-01430	CITATION OIL & GAS CORP.	1	6,509	1990-06-18
805W	42-081-01270	CITATION OIL & GAS CORP.	1	6,418	1990-06-14
1001	42-081-01260	CITATION OIL & GAS CORP.	1	6,462	1990-04-23
1905	42-081-01452	CITATION OIL & GAS CORP.	1	6,272	1990-03-28
1017A	42-081-31528	CITATION OIL & GAS CORP.	1	6,700	1989-09-14
1042	42-081-31529	CITATION OIL & GAS CORP.	1	6,700	1989-09-14
428	42-081-30282	CITATION OIL & GAS CORP.	1	6,400	1988-12-12
1172R	42-081-31150	CITATION OIL & GAS CORP.	3	6,800	1988-10-26
427R	42-081-30227	CITATION OIL & GAS CORP.	2	6,430	1988-09-08
1175	42-081-31416	CITATION OIL & GAS CORP.	1	6,800	1986-08-20
1043	42-081-31359	CITATION OIL & GAS CORP.	1	6,900	1985-08-30
1414	42-081-31358	CITATION OIL & GAS CORP.	1	6,900	1985-08-30
1415	42-081-31360	CITATION OIL & GAS CORP.	1	6,900	1985-08-30
1415 W	42-081-31360	CITATION OIL & GAS CORP.	1	6,900	1985-08-30
1015AW	42-081-31317	CITATION OIL & GAS CORP.	1	6,700	1985-01-28
823	42-081-31312	CITATION OIL & GAS CORP.	2	7,300	1985-01-10
1113AW	42-081-31311	CITATION OIL & GAS CORP.	1	6,800	1984-12-20
411AW	42-081-31310	CITATION OIL & GAS CORP.	1	6,800	1984-12-20
1033	42-081-31281	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
1036	42-081-31283	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
1037	42-081-31290	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
1040	42-081-31288	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
1041W	42-081-31285	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
1411W	42-081-31286	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
1412	42-081-31287	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
825	42-081-31291	CITATION OIL & GAS CORP.	1	6,700	1984-08-31
441	42-081-31280	CITATION OIL & GAS CORP.	1	6,700	1984-08-30
439	42-081-31277	CITATION OIL & GAS CORP.	1	6,700	1984-08-10
439W	42-081-31277	CITATION OIL & GAS CORP.	1	6,700	1984-08-10
440	42-081-31278	CITATION OIL & GAS CORP.	1	6,700	1984-08-10
822	42-081-31259	CITATION OIL & GAS CORP.	1	6,700	1984-04-02
1031	42-081-31249	CITATION OIL & GAS CORP.	1	6,700	1983-12-27
1031W	42-081-31249	CITATION OIL & GAS CORP.	1	6,700	1983-12-27
1034	42-081-31236	CITATION OIL & GAS CORP.	1	6,700	1983-11-22
1039W	42-081-31241	CITATION OIL & GAS CORP.	2	7,300	1983-11-22
1029	42-081-31168	CITATION OIL & GAS CORP.	1	6,700	1982-12-31
1032	42-081-31167	CITATION OIL & GAS CORP.	1	6,700	1982-12-31
1032R	42-081-31167	CITATION OIL & GAS CORP.	1	6,700	1982-12-31
1173	42-081-31165	CITATION OIL & GAS CORP.	1	6,700	1982-12-31
814	42-081-31169	CITATION OIL & GAS CORP.	1	6,700	1982-12-31
1030	42-081-31166	CITATION OIL & GAS CORP.	1	6,700	1982-12-22
1171	42-081-31151	CITATION OIL & GAS CORP.	1	6,800	1982-10-21
1171W	42-081-31151	CITATION OIL & GAS CORP.	1	6,800	1982-10-21
1169	42-081-31149	CITATION OIL & GAS CORP.	1	6,800	1982-10-08
1028W	42-081-31154	CITATION OIL & GAS CORP.	1	6,800	1982-09-27
1105AW	42-081-31147	CITATION OIL & GAS CORP.	1	6,700	1982-09-22
437W	42-081-31124	CITATION OIL & GAS CORP.	1	6,500	1982-06-17
1168	42-081-31086	CITATION OIL & GAS CORP.	1	6,800	1981-12-31
1167	42-081-31088	CITATION OIL & GAS CORP.	1	7,000	1981-12-22
435W	42-081-30905	CITATION OIL & GAS CORP.	1	6,500	1980-05-27
208	42-081-30876	CITATION OIL & GAS CORP.	1	6,400	1980-02-20
434	42-081-30875	CITATION OIL & GAS CORP.	1	6,500	1980-02-20
432W	42-081-30850	CITATION OIL & GAS CORP.	1	6,500	1979-12-04
431	42-081-30812	CITATION OIL & GAS CORP.	1	6,500	1979-09-14
1156	42-081-30641	CITATION OIL & GAS CORP.	1	6,600	1978-03-22
1801	42-081-01442	CITATION OIL & GAS CORP.	1	6,497	1977-07-05
1002	42-081-01289	CITATION OIL & GAS CORP.	--	--	--
1003	42-081-01290	CITATION OIL & GAS CORP.	--	--	--
1005	42-081-01292	CITATION OIL & GAS CORP.	--	--	--
1009W	42-081-01295	CITATION OIL & GAS CORP.	--	--	--
1012	42-081-01298	CITATION OIL & GAS CORP.	--	--	--
1014W	42-081-01300	CITATION OIL & GAS CORP.	--	--	--
1018	42-081-01304	CITATION OIL & GAS CORP.	--	--	--
102	42-081-01156	CITATION OIL & GAS CORP.	--	--	--
1020W	42-081-01305	CITATION OIL & GAS CORP.	--	--	--
1102	42-081-01323	CITATION OIL & GAS CORP.	--	--	--
1106	42-081-01329	CITATION OIL & GAS CORP.	--	--	--
1107W	42-081-01331	CITATION OIL & GAS CORP.	--	--	--
1108	42-081-01333	CITATION OIL & GAS CORP.	--	--	--
1109W	42-081-01335	CITATION OIL & GAS CORP.	--	--	--
1111	42-081-01339	CITATION OIL & GAS CORP.	--	--	--
1114	42-081-01344	CITATION OIL & GAS CORP.	--	--	--
1117	42-081-01349	CITATION OIL & GAS CORP.	--	--	--
1118W	42-081-01350	CITATION OIL & GAS CORP.	--	--	--
1119	42-081-01351	CITATION OIL & GAS CORP.	--	--	--
1120	42-081-01352	CITATION OIL & GAS CORP.	--	--	--
1122	42-081-01354	CITATION OIL & GAS CORP.	--	--	--
1124	42-081-01356	CITATION OIL & GAS CORP.	--	--	--
1126	42-081-01358	CITATION OIL & GAS CORP.	--	--	--
1138	42-081-01370	CITATION OIL & GAS CORP.	--	--	--
1139	42-081-80069	CITATION OIL & GAS CORP.	--	--	--
1140	42-081-01371	CITATION OIL & GAS CORP.	--	--	--
1150	42-081-30172	CITATION OIL & GAS CORP.	--	--	--
1150W	42-081-30172	CITATION OIL & GAS CORP.	--	--	--
1151	42-081-30248	CITATION OIL & GAS CORP.	--	--	--
1151W	42-081-30248	CITATION OIL & GAS CORP.	--	--	--
1153	42-081-30284	CITATION OIL & GAS CORP.	--	--	--
1154R	42-081-30306	CITATION OIL & GAS CORP.	--	--	--
1154W	42-081-30306	CITATION OIL & GAS CORP.	--	--	--
1155	42-081-30340	CITATION OIL & GAS CORP.	--	--	--
1201	42-081-01320	CITATION OIL & GAS CORP.	--	--	--
1202W	42-081-01322	CITATION OIL & GAS CORP.	--	--	--
1203	42-081-80073	CITATION OIL & GAS CORP.	--	--	--
1206W	42-081-01330	CITATION OIL & GAS CORP.	--	--	--
1301	42-081-01419	CITATION OIL & GAS CORP.	--	--	--
1401W	42-081-01420	CITATION OIL & GAS CORP.	--	--	--
1402W	42-081-01201	CITATION OIL & GAS CORP.	--	--	--
1404	42-081-01435	CITATION OIL & GAS CORP.	--	--	--
1407	42-081-01440	CITATION OIL & GAS CORP.	--	--	--
1408	42-081-01273	CITATION OIL & GAS CORP.	--	--	--
1601	42-081-01200	CITATION OIL & GAS CORP.	--	--	--
1603	42-081-01431	CITATION OIL & GAS CORP.	--	--	--
1604	42-081-01211	CITATION OIL & GAS CORP.	--	--	--
1701	42-081-01421	CITATION OIL & GAS CORP.	--	--	--
1702	42-081-01426	CITATION OIL & GAS CORP.	--	--	--
1902	42-081-01147	CITATION OIL & GAS CORP.	--	--	--
1903	42-081-01313	CITATION OIL & GAS CORP.	--	--	--
1904W	42-081-01450	CITATION OIL & GAS CORP.	--	--	--
1907	42-081-01456	CITATION OIL & GAS CORP.	--	--	--
1908	42-081-01457	CITATION OIL & GAS CORP.	--	--	--
1913R	42-081-30276	CITATION OIL & GAS CORP.	--	--	--
1914W	42-081-30321	CITATION OIL & GAS CORP.	--	--	--
2007	42-081-30347	CITATION OIL & GAS CORP.	--	--	--
201	42-081-01158	CITATION OIL & GAS CORP.	--	--	--
202W	42-081-01159	CITATION OIL & GAS CORP.	--	--	--
204	42-081-01167	CITATION OIL & GAS CORP.	--	--	--
207	42-081-30273	CITATION OIL & GAS CORP.	--	--	--
2114	42-081-30252	CITATION OIL & GAS CORP.	--	--	--
2301W	42-081-10241	CITATION OIL & GAS CORP.	--	--	--
2305	42-081-30158	CITATION OIL & GAS CORP.	--	--	--
2307	42-081-30294	CITATION OIL & GAS CORP.	--	--	--
4013W	42-081-01179	CITATION OIL & GAS CORP.	--	--	--
401W	42-081-01168	CITATION OIL & GAS CORP.	--	--	--
404W	42-081-01171	CITATION OIL & GAS CORP.	--	--	--
405W	42-081-01172	CITATION OIL & GAS CORP.	--	--	--
407W	42-081-01174	CITATION OIL & GAS CORP.	--	--	--
408W	42-081-01175	CITATION OIL & GAS CORP.	--	--	--
409W	42-081-01176	CITATION OIL & GAS CORP.	--	--	--
412W	42-081-01178	CITATION OIL & GAS CORP.	--	--	--
423	42-081-30213	CITATION OIL & GAS CORP.	--	--	--
423W	42-081-30213	CITATION OIL & GAS CORP.	--	--	--
425	42-081-30211	CITATION OIL & GAS CORP.	--	--	--
426	42-081-30210	CITATION OIL & GAS CORP.	--	--	--
429	42-081-30295	CITATION OIL & GAS CORP.	--	--	--
504	42-081-01221	CITATION OIL & GAS CORP.	--	--	--
701W	42-081-01206	CITATION OIL & GAS CORP.	--	--	--
705	42-081-01002	CITATION OIL & GAS CORP.	--	--	--
801	42-081-01207	CITATION OIL & GAS CORP.	--	--	--
804	42-081-01269	CITATION OIL & GAS CORP.	--	--	--
804W	42-081-01269	CITATION OIL & GAS CORP.	--	--	--
807	42-081-01272	CITATION OIL & GAS CORP.	--	--	--
808W	42-081-01277	CITATION OIL & GAS CORP.	--	--	--
811	42-081-01280	CITATION OIL & GAS CORP.	--	--	--
821	42-081-30249	CITATION OIL & GAS CORP.	--	--	--

JAMESON REEF 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 (215)

Production History