PARKER UNIT

Oil · District 08 · Lease #34306

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: PARKER (WOLFCAMP)

Cum Oil

4.4M BBL

Cum Gas

7.6M MCF

casinghead

Wells

112

Production

1994-09 — 2011-09

Peak Month

1996-09

Production History

Cum Oil: 4,399,622 BBL Cum Gas: 7,555,722 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

39,405 BBL/mo

Di (annual)

9.8%

b-factor

0.0

EUR

4,783,320 BBL

R-squared

0.936

type

exponential

Operator History (from monthly production reports)

2006-04 — 2012-02 CHEVRON MIDCONTINENT, L.P. 71 mo

2000-06 — 2006-03 PURE RESOURCES, L.P. 70 mo

1994-09 — 2000-05 UNION OIL COMPANY OF CALIFORNIA 69 mo

Wells (112)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2211A	42-003-38571	MORNINGSTAR OPERATING LLC	2	9,770	2012-11-27
2618E	42-003-37820	MORNINGSTAR OPERATING LLC	2	9,875	2004-01-20
4418E	42-003-37787	MORNINGSTAR OPERATING LLC	2	9,885	2001-10-25
4411A	42-003-37788	MORNINGSTAR OPERATING LLC	2	9,890	2000-03-16
6212A	42-003-38564	MORNINGSTAR OPERATING LLC	1	9,600	2000-01-21
8418ER	42-003-38363	MORNINGSTAR OPERATING LLC	1	9,300	1998-01-26
2412A	42-003-38244	MORNINGSTAR OPERATING LLC	1	12,560	1997-07-03
8411A	42-003-37902	CHEVRON MIDCONTINENT L.P.	1	9,875	1996-07-03
6218ER	42-003-37871	MORNINGSTAR OPERATING LLC	1	9,857	1996-05-24
4818E	42-003-37818	MORNINGSTAR OPERATING LLC	1	9,875	1996-03-18
8811A	42-003-37817	MORNINGSTAR OPERATING LLC	1	9,875	1996-03-18
8218E	42-003-37812	MORNINGSTAR OPERATING LLC	1	9,861	1996-03-07
8807E	42-003-37813	MORNINGSTAR OPERATING LLC	1	9,873	1996-03-07
6818E	42-003-02097	MORNINGSTAR OPERATING LLC	1	9,216	1996-01-25
8818E	42-003-02134	MORNINGSTAR OPERATING LLC	1	9,181	1996-01-25
2411A	42-003-37789	MORNINGSTAR OPERATING LLC	1	9,890	1995-12-29
5320A	42-003-35177	MORNINGSTAR OPERATING LLC	3	9,750	1995-11-14
5520A	42-003-35157	MORNINGSTAR OPERATING LLC	3	9,750	1995-11-14
7520A	42-003-35158	MORNINGSTAR OPERATING LLC	3	9,750	1995-11-14
4218E	42-003-37707	MORNINGSTAR OPERATING LLC	1	9,865	1995-08-21
2418E	42-003-37706	MORNINGSTAR OPERATING LLC	1	9,865	1995-08-16
8618E	42-003-37703	MORNINGSTAR OPERATING LLC	1	9,865	1995-08-16
8211A	42-003-37692	MORNINGSTAR OPERATING LLC	2	9,805	1995-07-31
8612A	42-003-37689	MORNINGSTAR OPERATING LLC	2	9,845	1995-07-14
2819E	42-003-37651	MORNINGSTAR OPERATING LLC	1	9,860	1995-05-19
2619E	42-003-07743	MORNINGSTAR OPERATING LLC	1	9,303	1995-03-07
4819E	42-003-02144	MORNINGSTAR OPERATING LLC	2	9,309	1995-03-07
6830E	42-003-37618	MORNINGSTAR OPERATING LLC	1	10,000	1995-02-23
7720A	42-003-05481	MORNINGSTAR OPERATING LLC	1	9,700	1994-11-23
8620A	42-003-02099	MORNINGSTAR OPERATING LLC	1	9,350	1994-11-23
8820A	42-003-05480	MORNINGSTAR OPERATING LLC	1	9,200	1994-11-23
6611A	42-003-36449	MORNINGSTAR OPERATING LLC	2	9,840	1993-07-27
4612A	42-003-10527	UNION OIL COMPANY OF CALIFORNIA	1	9,190	1993-06-29
8412A	42-003-37266	MORNINGSTAR OPERATING LLC	1	9,710	1993-06-23
2611A	42-003-36159	MORNINGSTAR OPERATING LLC	2	9,800	1993-04-01
4611A	42-003-36169	MORNINGSTAR OPERATING LLC	2	9,800	1993-04-01
6411A	42-003-36949	MORNINGSTAR OPERATING LLC	2	9,800	1991-11-19
2820A	42-003-35312	CHEVRON MIDCONTINENT, L.P.	3	9,400	1991-09-03
4430E	42-003-35319	CHEVRON MIDCONTINENT, L.P.	4	9,800	1991-09-03
5820A	42-003-35312	CHEVRON MIDCONTINENT, L.P.	3	9,400	1991-09-03
6230E	42-003-35017	MORNINGSTAR OPERATING LLC	4	9,750	1991-09-03
6619A	42-003-34963	CHEVRON MIDCONTINENT, L.P.	3	9,750	1991-09-03
6620A	42-003-35160	MORNINGSTAR OPERATING LLC	3	9,750	1991-09-03
8619A	42-003-34817	MORNINGSTAR OPERATING LLC	2	9,750	1991-06-13
8419A	42-003-34178	MORNINGSTAR OPERATING LLC	2	9,950	1991-06-11
6419A	42-003-34816	MORNINGSTAR OPERATING LLC	2	9,750	1991-04-22
2720A	42-003-35254	CHEVRON MIDCONTINENT L.P.	2	9,400	1991-03-12
2818E	42-003-36219	MORNINGSTAR OPERATING LLC	2	9,840	1991-03-12
6219A	42-003-34815	MORNINGSTAR OPERATING LLC	2	9,750	1991-03-12
8219A	42-003-34550	MORNINGSTAR OPERATING LLC	2	9,750	1991-02-12
2620A	42-003-34501	MORNINGSTAR OPERATING LLC	2	9,750	1990-12-12
4220A	42-003-34373	MORNINGSTAR OPERATING LLC	2	9,850	1990-12-12
4420A	42-003-33965	CHEVRON MIDCONTINENT L.P.	2	9,950	1990-12-12
4620A	42-003-33962	MORNINGSTAR OPERATING LLC	2	9,950	1990-12-12
2220A	42-003-34337	MORNINGSTAR OPERATING LLC	2	9,500	1990-09-25
2420A	42-003-33785	MORNINGSTAR OPERATING LLC	2	9,950	1990-09-25
4422A	42-003-36762	MORNINGSTAR OPERATING LLC	2	9,900	1990-05-21
6420A	42-003-33500	MORNINGSTAR OPERATING LLC	2	9,900	1990-05-02
6220A	42-003-35156	MORNINGSTAR OPERATING LLC	2	9,750	1990-03-07
2421A	42-003-36676	CHEVRON MIDCONTINENT L.P.	1	9,773	1990-02-22
4622A	42-003-36551	MORNINGSTAR OPERATING LLC	1	9,815	1989-10-05
6807E	42-003-36407	CHEVRON MIDCONTINENT L.P.	1	9,835	1989-06-23
4421A	42-003-36347	CHEVRON MIDCONTINENT L.P.	1	9,870	1989-03-20
6618E	42-003-36314	MORNINGSTAR OPERATING LLC	1	9,875	1989-02-13
4211A	42-003-36160	MORNINGSTAR OPERATING LLC	3	9,801	1989-02-02
8420A	42-003-33499	MORNINGSTAR OPERATING LLC	2	9,900	1988-10-17
2221A	42-003-36234	MORNINGSTAR OPERATING LLC	1	9,900	1988-08-24
6619E	42-003-36212	MORNINGSTAR OPERATING LLC	1	9,820	1988-07-21
2630E	42-003-35648	MORNINGSTAR OPERATING LLC	2	9,500	1988-05-19
2222A	42-003-36112	CHEVRON MIDCONTINENT L.P.	1	9,400	1988-04-14
2422A	42-003-36300	MORNINGSTAR OPERATING LLC	1	9,800	1988-01-06
6630E	42-003-35763	MORNINGSTAR OPERATING LLC	2	9,500	1987-10-23
8630E	42-003-35773	MORNINGSTAR OPERATING LLC	2	9,500	1987-10-23
4618E	42-003-35912	MORNINGSTAR OPERATING LLC	1	9,700	1987-08-31
8212A	42-003-35914	MORNINGSTAR OPERATING LLC	2	9,800	1987-08-31
8619E	42-003-07750	MORNINGSTAR OPERATING LLC	1	9,155	1987-07-07
4230E	42-003-35018	MORNINGSTAR OPERATING LLC	2	9,450	1987-06-26
8430E	42-003-35321	MORNINGSTAR OPERATING LLC	2	9,800	1987-06-26
6412A	42-003-10526	MORNINGSTAR OPERATING LLC	2	9,210	1987-04-13
4630E	42-003-35665	MORNINGSTAR OPERATING LLC	1	9,500	1986-11-04
4811A	42-003-35660	UNION OIL COMPANY OF CALIFORNIA	2	9,950	1986-10-28
4222A	42-003-35626	MORNINGSTAR OPERATING LLC	1	9,800	1986-09-18
8611A	42-003-33964	MORNINGSTAR OPERATING LLC	2	9,950	1986-09-03
7719W	42-003-35616	CHEVRON MIDCONTINENT L.P.	1	9,245	1986-08-21
2812A	42-003-33498	MORNINGSTAR OPERATING LLC	2	9,900	1986-08-20
6812A	42-003-10705	MORNINGSTAR OPERATING LLC	2	9,200	1986-08-19
2811A	42-003-35610	MORNINGSTAR OPERATING LLC	2	9,950	1986-08-08
2430E	42-003-35313	MORNINGSTAR OPERATING LLC	2	9,800	1986-07-01
8819E	42-003-35060	MORNINGSTAR OPERATING LLC	2	9,450	1986-07-01
6612A	42-003-35162	MORNINGSTAR OPERATING LLC	3	9,300	1986-06-05
4812A	42-003-34869	CHEVRON MIDCONTINENT L.P.	2	9,750	1986-01-24
6418E	42-003-34500	MORNINGSTAR OPERATING LLC	4	9,750	1986-01-24
6811A	42-003-34338	MORNINGSTAR OPERATING LLC	2	9,500	1986-01-24
2830E	42-003-35371	MORNINGSTAR OPERATING LLC	2	9,300	1986-01-02
4830E	42-003-35370	MORNINGSTAR OPERATING LLC	2	9,916	1986-01-02
6430E	42-003-35320	CHEVRON MIDCONTINENT L.P.	1	9,800	1985-11-25
8230E	42-003-35314	MORNINGSTAR OPERATING LLC	1	9,800	1985-11-25
4221A	42-003-35288	MORNINGSTAR OPERATING LLC	1	9,750	1985-11-04
6222A	42-003-35284	CHEVRON MIDCONTINENT L.P.	1	9,750	1985-11-04
6422A	42-003-35285	MORNINGSTAR OPERATING LLC	1	9,750	1985-11-04
8422A	42-003-35286	MORNINGSTAR OPERATING LLC	1	9,750	1985-11-04
8222A	42-003-35080	CHEVRON MIDCONTINENT L.P.	1	9,750	1985-08-14
4720A	42-003-34994	MORNINGSTAR OPERATING LLC	1	9,500	1985-06-24
6819A	42-003-34964	MORNINGSTAR OPERATING LLC	1	9,750	1985-06-07
8819A	42-003-34962	MORNINGSTAR OPERATING LLC	1	9,750	1985-06-07
8812A	42-003-34824	CHEVRON MIDCONTINENT L.P.	1	9,750	1985-03-11
6819E	42-003-34794	MORNINGSTAR OPERATING LLC	1	9,450	1985-02-12
8220A	42-003-33963	MORNINGSTAR OPERATING LLC	1	9,950	1984-02-07
8418E	42-003-10244	CHEVRON MIDCONTINENT L.P.	2	9,204	1979-06-21
2230E	42-003-02127	MORNINGSTAR OPERATING LLC	--	--	--
4619E	42-003-07734	MORNINGSTAR OPERATING LLC	--	--	--
6218E	42-003-02098	MORNINGSTAR OPERATING LLC	--	--	--

PARKER 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 (112)

Production History