WESTBROOK SOUTHWEST UNIT

Oil · District 08 · Lease #21120

Operator: ROVER PETROLEUM OPERATING, LLC

Fields: WESTBROOK

Cum Oil

8.7M BBL

Cum Gas

21 MCF

casinghead

Wells

371

Production

1993-01 — 2026-04

Peak Month

2008-05

Production History

Cum Oil: 8,650,038 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

49,237 BBL/mo

Di (annual)

13.3%

b-factor

0.5

EUR

6,823,883 BBL

R-squared

0.958

type

hyperbolic

Operator History (from monthly production reports)

2024-01 — 2026-07 GRAYROCK ENERGY II, LLC 31 mo

2017-06 — 2023-12 ROVER PETROLEUM OPERATING, LLC 79 mo

2009-10 — 2017-05 MERIT ENERGY COMPANY 92 mo

2006-05 — 2009-09 CIMAREX ENERGY CO. OF COLORADO 41 mo

1997-05 — 2006-04 GRUY PETROLEUM MANAGEMENT CO. 108 mo

1996-08 — 1997-04 BURLINGTON RESOURCES OIL&GAS CO. 9 mo

1993-01 — 1996-07 MERIDIAN OIL INC. 43 mo

Wells (371)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2019	42-335-35657	GRAYROCK ENERGY II, LLC	1	3,300	2012-03-10
2020	42-335-35658	GRAYROCK ENERGY II, LLC	1	3,300	2012-03-10
1045	42-335-35643	GRAYROCK ENERGY II, LLC	1	3,300	2012-02-21
1120	42-335-35644	GRAYROCK ENERGY II, LLC	1	3,300	2012-02-21
537	42-335-35645	GRAYROCK ENERGY II, LLC	1	3,300	2012-02-21
147	42-335-35641	GRAYROCK ENERGY II, LLC	1	3,300	2012-02-08
322	42-335-35642	GRAYROCK ENERGY II, LLC	1	3,300	2012-02-06
146	42-335-35622	GRAYROCK ENERGY II, LLC	1	3,300	2012-01-13
535	42-335-35581	GRAYROCK ENERGY II, LLC	1	3,300	2011-07-26
536	42-335-35582	GRAYROCK ENERGY II, LLC	1	3,300	2011-07-26
1118	42-335-35572	GRAYROCK ENERGY II, LLC	1	3,300	2011-07-21
1119	42-335-35573	GRAYROCK ENERGY II, LLC	1	3,300	2011-07-21
1042	42-335-35489	GRAYROCK ENERGY II, LLC	1	3,300	2011-01-21
1043	42-335-35488	GRAYROCK ENERGY II, LLC	1	3,300	2011-01-21
1044	42-335-35486	GRAYROCK ENERGY II, LLC	1	3,300	2011-01-21
534	42-335-35487	GRAYROCK ENERGY II, LLC	1	3,300	2011-01-21
1034	42-335-35418	GRAYROCK ENERGY II, LLC	2	3,300	2010-08-10
1117	42-335-35414	GRAYROCK ENERGY II, LLC	1	3,300	2010-08-10
1116	42-335-35412	GRAYROCK ENERGY II, LLC	2	3,300	2010-08-02
526	42-335-35413	GRAYROCK ENERGY II, LLC	2	3,300	2010-08-02
1115	42-335-35411	GRAYROCK ENERGY II, LLC	2	3,300	2010-07-29
513	42-335-33593	GRAYROCK ENERGY II, LLC	3	3,370	2010-05-18
1024	42-335-33636	GRAYROCK ENERGY II, LLC	2	3,350	2010-05-11
1031	42-335-34167	GRAYROCK ENERGY II, LLC	2	4,000	2010-05-10
1109	42-335-34165	GRAYROCK ENERGY II, LLC	2	4,000	2010-05-10
84W	42-335-34162	GRAYROCK ENERGY II, LLC	2	4,000	2010-05-05
145W	42-335-35119	GRAYROCK ENERGY II, LLC	1	3,600	2008-09-06
142W	42-335-35076	GRAYROCK ENERGY II, LLC	1	3,600	2008-07-25
1401	42-335-35073	GRAYROCK ENERGY II, LLC	1	3,600	2008-07-11
408A	42-335-35075	GRAYROCK ENERGY II, LLC	1	3,600	2008-07-11
1513	42-335-35013	GRAYROCK ENERGY II, LLC	1	3,600	2008-03-03
1514	42-335-35004	GRAYROCK ENERGY II, LLC	1	3,600	2008-02-25
1515	42-335-35005	GRAYROCK ENERGY II, LLC	1	3,600	2008-02-25
1517	42-335-35006	GRAYROCK ENERGY II, LLC	1	3,600	2008-02-25
1518	42-335-35007	GRAYROCK ENERGY II, LLC	1	3,600	2008-02-25
1520W	42-335-35003	GRAYROCK ENERGY II, LLC	1	3,600	2008-02-25
1522W	42-335-35002	GRAYROCK ENERGY II, LLC	1	3,600	2008-02-25
1910	42-335-34928	GRAYROCK ENERGY II, LLC	1	3,600	2007-12-20
2013	42-335-34929	GRAYROCK ENERGY II, LLC	1	3,300	2007-12-20
1519	42-335-34924	GRAYROCK ENERGY II, LLC	1	3,600	2007-12-14
1521	42-335-34921	GRAYROCK ENERGY II, LLC	1	3,600	2007-12-14
1523	42-335-34925	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-14
1712	42-335-34926	GRAYROCK ENERGY II, LLC	1	3,600	2007-12-14
177	42-335-34923	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-14
179	42-335-34922	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-14
2116	42-335-34927	GRAYROCK ENERGY II, LLC	1	3,600	2007-12-14
1037	42-335-34918	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-06
1038	42-335-34917	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-06
237	42-335-34919	GRAYROCK ENERGY II, LLC	2	3,500	2007-12-06
321	42-335-34916	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-06
516	42-335-34920	GRAYROCK ENERGY II, LLC	3	3,600	2007-12-06
525	42-335-34914	GRAYROCK ENERGY II, LLC	1	3,500	2007-12-06
1511	42-335-34897	GRAYROCK ENERGY II, LLC	1	3,600	2007-10-09
2011	42-335-34898	GRAYROCK ENERGY II, LLC	1	3,600	2007-10-09
1040	42-335-34888	GRAYROCK ENERGY II, LLC	1	3,600	2007-09-26
1512	42-335-34882	GRAYROCK ENERGY II, LLC	1	3,600	2007-09-26
2111	42-335-34880	GRAYROCK ENERGY II, LLC	1	3,600	2007-09-26
239	42-335-34883	GRAYROCK ENERGY II, LLC	1	3,678	2007-09-26
528	42-335-34884	GRAYROCK ENERGY II, LLC	1	3,600	2007-09-26
533	42-335-34887	GRAYROCK ENERGY II, LLC	1	3,600	2007-09-26
127	42-335-34846	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
135	42-335-34847	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
139W	42-335-34845	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
315	42-335-34848	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
317	42-335-34849	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
454	42-335-34844	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
455	42-335-34843	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
458	42-335-34842	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-26
1101A	42-335-34837	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
1114W	42-335-34836	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
1516	42-335-34834	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
2016W	42-335-34835	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
460W	42-335-34841	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
519	42-335-34840	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
524W	42-335-34838	GRAYROCK ENERGY II, LLC	1	3,600	2007-06-25
1041	42-335-34769	GRAYROCK ENERGY II, LLC	1	3,600	2007-04-12
123	42-335-34768	GRAYROCK ENERGY II, LLC	1	3,600	2007-04-12
136	42-335-34767	GRAYROCK ENERGY II, LLC	1	3,600	2007-04-12
313W	42-335-34766	GRAYROCK ENERGY II, LLC	1	3,600	2007-04-12
521	42-335-34770	GRAYROCK ENERGY II, LLC	1	3,600	2007-04-12
1039	42-335-34706	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-22
129	42-335-34704	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-22
1911	42-335-34705	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-22
453	42-335-34703	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-22
92	42-335-34702	GRAYROCK ENERGY II, LLC	2	3,600	2006-11-22
1112	42-335-34698	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
1113W	42-335-34700	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
132	42-335-34696	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
1713	42-335-34697	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
320	42-335-34701	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
517	42-335-34694	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
520	42-335-34693	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
523W	42-335-34692	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
56AW	42-335-34695	GRAYROCK ENERGY II, LLC	1	3,600	2006-11-21
130	42-335-34674	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
134	42-335-34673	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
178	42-335-34670	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
219	42-335-34669	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
238	42-335-34678	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
314	42-335-34675	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
319	42-335-34676	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
457	42-335-34677	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
518	42-335-34672	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
522	42-335-34671	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
522W	42-335-34671	GRAYROCK ENERGY II, LLC	1	3,600	2006-08-01
124	42-335-34591	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
138	42-335-34592	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
1510	42-335-34589	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
2010	42-335-34588	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
2014	42-335-34587	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
311AW	42-335-34593	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
316	42-335-34586	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
452	42-335-34594	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
459	42-335-34585	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
812	42-335-34590	GRAYROCK ENERGY II, LLC	1	3,600	2006-04-05
2015	42-335-34537	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-27
1111	42-335-34545	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
125	42-335-34532	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
126	42-335-34533	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
128	42-335-34538	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
131I	42-335-34530	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
131R	42-335-34530	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
133	42-335-34535	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
133W	42-335-34535	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
137	42-335-34536	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
2012	42-335-34546	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
218	42-335-34539	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
236	42-335-34534	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
310	42-335-34543	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
37	42-335-34540	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
38	42-335-34541	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
39	42-335-34542	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
448	42-335-34548	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
449	42-335-34531	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
450	42-335-34544	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
451	42-335-34547	GRAYROCK ENERGY II, LLC	1	3,600	2005-12-22
442W	42-335-34161	GRAYROCK ENERGY II, LLC	2	4,000	2005-08-15
441W	42-335-34160	GRAYROCK ENERGY II, LLC	2	4,000	2005-08-12
209	42-335-34420	GRAYROCK ENERGY II, LLC	1	3,600	2004-07-06
1110	42-335-34403	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-29
1110W	42-335-34403	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-29
1033	42-335-34404	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-28
1033W	42-335-34404	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-28
22	42-335-34400	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-28
444	42-335-34408	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-28
34	42-335-34409	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-26
35	42-335-34410	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-26
122	42-335-34401	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-23
206R	42-335-34402	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-23
207	42-335-34405	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-23
208	42-335-34406	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-23
443	42-335-34407	GRAYROCK ENERGY II, LLC	1	3,600	2004-04-23
801	42-335-00765	GRAYROCK ENERGY II, LLC	1	3,200	2003-06-27
81	42-335-00765	GRAYROCK ENERGY II, LLC	1	3,200	2003-06-27
83	42-335-00767	GRAYROCK ENERGY II, LLC	1	3,200	2003-06-27
12R	42-335-00084	GRAYROCK ENERGY II, LLC	1	3,200	2003-06-02
12W	42-335-00084	GRAYROCK ENERGY II, LLC	1	3,200	2003-06-02
119	42-335-34322	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-19
1018A	42-335-34332	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
118W	42-335-34332	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5117	42-335-34331	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5120	42-335-34330	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5121	42-335-34329	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5122	42-335-34328	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5444	42-335-34327	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5445	42-335-34326	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5446	42-335-34325	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5447	42-335-34324	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5514	42-335-34323	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-06
5515	42-335-34333	GRAYROCK ENERGY II, LLC	1	3,600	2003-05-05
805	42-335-34285	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-15
5443	42-335-34279	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-07
5806	42-335-34280	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-07
5808	42-335-34281	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-07
5809	42-335-34282	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-07
5810	42-335-34283	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-07
5811	42-335-34284	GRAYROCK ENERGY II, LLC	1	3,600	2002-10-07
115	42-335-34185	GRAYROCK ENERGY II, LLC	1	4,000	2000-08-24
1032W	42-335-34164	GRAYROCK ENERGY II, LLC	1	4,000	2000-07-28
116	42-335-34166	GRAYROCK ENERGY II, LLC	1	4,000	2000-07-28
437	42-335-34159	GRAYROCK ENERGY II, LLC	1	4,000	2000-07-28
438	42-335-34168	GRAYROCK ENERGY II, LLC	1	4,000	2000-07-28
439	42-335-34169	GRAYROCK ENERGY II, LLC	1	4,000	2000-07-28
440W	42-335-34163	GRAYROCK ENERGY II, LLC	1	4,000	2000-07-28
1030A	42-335-33757	GRAYROCK ENERGY II, LLC	1	3,350	1995-07-05
1029	42-335-33755	GRAYROCK ENERGY II, LLC	1	4,005	1995-06-20
1108	42-335-33754	GRAYROCK ENERGY II, LLC	1	4,005	1995-06-20
436	42-335-33756	GRAYROCK ENERGY II, LLC	1	4,005	1995-06-20
433	42-335-33753	GRAYROCK ENERGY II, LLC	1	3,350	1995-06-16
434	42-335-33752	GRAYROCK ENERGY II, LLC	1	3,350	1995-06-15
435	42-335-33751	GRAYROCK ENERGY II, LLC	1	3,350	1995-06-15
1028	42-335-33708	GRAYROCK ENERGY II, LLC	1	3,300	1995-03-20
429	42-335-33705	GRAYROCK ENERGY II, LLC	1	3,300	1995-03-10
430	42-335-33704	GRAYROCK ENERGY II, LLC	1	3,300	1995-03-10
431	42-335-33703	GRAYROCK ENERGY II, LLC	1	3,300	1995-03-10
432	42-335-33706	GRAYROCK ENERGY II, LLC	1	3,300	1995-03-10
1027	42-335-33709	GRAYROCK ENERGY II, LLC	1	3,300	1994-03-20
1023	42-335-33635	GRAYROCK ENERGY II, LLC	1	3,350	1993-06-18
1025	42-335-33634	GRAYROCK ENERGY II, LLC	1	3,350	1993-06-18
1026	42-335-33633	GRAYROCK ENERGY II, LLC	1	3,350	1993-06-18
1303	42-335-33632	GRAYROCK ENERGY II, LLC	1	3,350	1993-06-18
428	42-335-33637	GRAYROCK ENERGY II, LLC	1	3,350	1993-06-18
428W	42-335-33637	GRAYROCK ENERGY II, LLC	1	3,350	1993-06-18
1022	42-335-33591	GRAYROCK ENERGY II, LLC	1	3,350	1992-09-15
117	42-335-33588	GRAYROCK ENERGY II, LLC	1	3,350	1992-09-15
217	42-335-33589	GRAYROCK ENERGY II, LLC	1	3,350	1992-09-15
427	42-335-33590	GRAYROCK ENERGY II, LLC	1	3,350	1992-08-24
1508	42-335-33482	GRAYROCK ENERGY II, LLC	1	3,350	1989-08-30
1509	42-335-33481	GRAYROCK ENERGY II, LLC	1	3,350	1989-08-30
1907	42-335-33101	GRAYROCK ENERGY II, LLC	1	3,200	1985-11-27
196	42-335-33097	GRAYROCK ENERGY II, LLC	1	3,200	1985-11-26
1JW	42-335-33094	GRAYROCK ENERGY II, LLC	1	3,200	1985-11-26
2JW	42-335-33096	GRAYROCK ENERGY II, LLC	1	3,200	1985-11-26
3JW	42-335-33098	GRAYROCK ENERGY II, LLC	1	3,200	1985-11-26
4JW	42-335-33095	GRAYROCK ENERGY II, LLC	1	3,200	1985-11-26
512	42-335-32546	GRAYROCK ENERGY II, LLC	2	3,400	1983-09-20
234	42-335-32528	GRAYROCK ENERGY II, LLC	1	3,400	1983-06-08
235	42-335-32527	GRAYROCK ENERGY II, LLC	1	3,400	1983-06-08
242	42-335-32526	GRAYROCK ENERGY II, LLC	1	3,400	1983-06-08
511W	42-335-32547	GRAYROCK ENERGY II, LLC	1	3,400	1983-05-23
113A	42-335-32355	GRAYROCK ENERGY II, LLC	1	3,500	1982-08-17
114A	42-335-32354	GRAYROCK ENERGY II, LLC	1	3,500	1982-08-17
205	42-335-32352	GRAYROCK ENERGY II, LLC	1	3,500	1982-08-17
111A	42-335-32357	GRAYROCK ENERGY II, LLC	1	3,500	1982-08-12
112A	42-335-32356	GRAYROCK ENERGY II, LLC	1	3,500	1982-08-12
17	42-335-00057	GRAYROCK ENERGY II, LLC	1	3,097	1982-08-11
1906	42-335-32091	GRAYROCK ENERGY II, LLC	2	3,300	1981-08-06
1906W	42-335-32091	GRAYROCK ENERGY II, LLC	2	3,300	1981-08-06
423W	42-335-32086	GRAYROCK ENERGY II, LLC	2	3,300	1981-08-06
425W	42-335-32092	GRAYROCK ENERGY II, LLC	2	3,300	1981-08-06
1006W	42-335-32089	GRAYROCK ENERGY II, LLC	1	3,300	1981-08-04
422W	42-335-32093	GRAYROCK ENERGY II, LLC	1	3,300	1981-08-04
424W	42-335-32087	GRAYROCK ENERGY II, LLC	1	3,300	1981-08-04
426W	42-335-32088	GRAYROCK ENERGY II, LLC	2	3,300	1981-08-04
1021	42-335-31549	GRAYROCK ENERGY II, LLC	1	3,350	1979-11-09
421	42-335-31543	GRAYROCK ENERGY II, LLC	1	3,350	1979-11-09
1018	42-335-31546	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1018W	42-335-31546	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1019W	42-335-31547	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1020	42-335-31548	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1020W	42-335-31548	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1105W	42-335-31544	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1106W	42-335-31545	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
418	42-335-31540	GRAYROCK ENERGY II, LLC	1	4,100	1979-10-23
418W	42-335-31540	GRAYROCK ENERGY II, LLC	1	4,100	1979-10-23
419	42-335-31541	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
420	42-335-31542	GRAYROCK ENERGY II, LLC	1	3,350	1979-10-23
1015	42-335-31377	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
1016W	42-335-31382	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
1017W	42-335-31381	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
215	42-335-31380	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
216	42-335-31376	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
416	42-335-31379	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
417	42-335-31378	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
417W	42-335-31378	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-21
110	42-335-31383	GRAYROCK ENERGY II, LLC	1	3,250	1978-09-20
1014	42-335-31300	GRAYROCK ENERGY II, LLC	1	3,250	1978-03-09
1014W	42-335-31300	GRAYROCK ENERGY II, LLC	1	3,250	1978-03-09
175	42-335-31298	GRAYROCK ENERGY II, LLC	1	3,300	1978-03-09
415	42-335-31299	GRAYROCK ENERGY II, LLC	1	3,250	1978-03-09
415W	42-335-31299	GRAYROCK ENERGY II, LLC	1	3,250	1978-03-09
101	42-335-00344	GRAYROCK ENERGY II, LLC	--	--	--
1010	42-335-00352	GRAYROCK ENERGY II, LLC	--	--	--
1011	42-335-00353	GRAYROCK ENERGY II, LLC	--	--	--
1012	42-335-00354	GRAYROCK ENERGY II, LLC	--	--	--
1013	42-335-10303	GRAYROCK ENERGY II, LLC	--	--	--
102	42-335-00345	GRAYROCK ENERGY II, LLC	--	--	--
103	42-335-00346	GRAYROCK ENERGY II, LLC	--	--	--
103W	42-335-30035	GRAYROCK ENERGY II, LLC	--	--	--
104	42-335-00347	GRAYROCK ENERGY II, LLC	--	--	--
104W	42-335-30033	GRAYROCK ENERGY II, LLC	--	--	--
105	42-335-00348	GRAYROCK ENERGY II, LLC	--	--	--
105W	42-335-30117	GRAYROCK ENERGY II, LLC	--	--	--
106	42-335-00349	GRAYROCK ENERGY II, LLC	--	--	--
108	42-335-00351	GRAYROCK ENERGY II, LLC	--	--	--
11	42-335-00053	GRAYROCK ENERGY II, LLC	--	--	--
111	42-335-00051	GRAYROCK ENERGY II, LLC	--	--	--
112	42-335-00089	GRAYROCK ENERGY II, LLC	--	--	--
113	42-335-00090	GRAYROCK ENERGY II, LLC	--	--	--
114	42-335-00091	GRAYROCK ENERGY II, LLC	--	--	--
13	42-335-00061	GRAYROCK ENERGY II, LLC	--	--	--
131W	42-335-01845	GRAYROCK ENERGY II, LLC	--	--	--
14	42-335-00065	GRAYROCK ENERGY II, LLC	--	--	--
15	42-335-00069	GRAYROCK ENERGY II, LLC	--	--	--
151	42-335-00054	GRAYROCK ENERGY II, LLC	--	--	--
152	42-335-00058	GRAYROCK ENERGY II, LLC	--	--	--
152W	42-335-30034	GRAYROCK ENERGY II, LLC	--	--	--
153	42-335-00062	GRAYROCK ENERGY II, LLC	--	--	--
154	42-335-00066	GRAYROCK ENERGY II, LLC	--	--	--
155	42-335-00070	GRAYROCK ENERGY II, LLC	--	--	--
156	42-335-00074	GRAYROCK ENERGY II, LLC	--	--	--
157	42-335-00077	GRAYROCK ENERGY II, LLC	--	--	--
15W	42-335-00069	GRAYROCK ENERGY II, LLC	--	--	--
16	42-335-00073	GRAYROCK ENERGY II, LLC	--	--	--
16W	42-335-00073	GRAYROCK ENERGY II, LLC	--	--	--
171	42-335-10077	GRAYROCK ENERGY II, LLC	--	--	--
172	42-335-10341	GRAYROCK ENERGY II, LLC	--	--	--
173	42-335-30116	GRAYROCK ENERGY II, LLC	--	--	--
174	42-335-30808	GRAYROCK ENERGY II, LLC	--	--	--
18	42-335-00080	GRAYROCK ENERGY II, LLC	--	--	--
19	42-335-00082	GRAYROCK ENERGY II, LLC	--	--	--
191	42-335-00728	GRAYROCK ENERGY II, LLC	--	--	--
192	42-335-00729	GRAYROCK ENERGY II, LLC	--	--	--
192W	42-335-30118	GRAYROCK ENERGY II, LLC	--	--	--
193W	42-335-30013	GRAYROCK ENERGY II, LLC	--	--	--
194	42-335-00731	GRAYROCK ENERGY II, LLC	--	--	--
194W	42-335-30817	GRAYROCK ENERGY II, LLC	--	--	--
195W	42-335-30818	GRAYROCK ENERGY II, LLC	--	--	--
1WS	42-335-80586	GRAYROCK ENERGY II, LLC	--	--	--
201	42-335-00740	GRAYROCK ENERGY II, LLC	--	--	--
201AW	42-335-30819	GRAYROCK ENERGY II, LLC	--	--	--
202	42-335-00742	GRAYROCK ENERGY II, LLC	--	--	--
202AW	42-335-30816	GRAYROCK ENERGY II, LLC	--	--	--
203AW	42-335-30822	GRAYROCK ENERGY II, LLC	--	--	--
203R	42-335-00743	GRAYROCK ENERGY II, LLC	--	--	--
204	42-335-00744	GRAYROCK ENERGY II, LLC	--	--	--
204W	42-335-30603	GRAYROCK ENERGY II, LLC	--	--	--
205W	42-335-30823	GRAYROCK ENERGY II, LLC	--	--	--
211	42-335-00733	GRAYROCK ENERGY II, LLC	--	--	--
211W	42-335-30604	GRAYROCK ENERGY II, LLC	--	--	--
212	42-335-00734	GRAYROCK ENERGY II, LLC	--	--	--
212W	42-335-30032	GRAYROCK ENERGY II, LLC	--	--	--
213	42-335-00735	GRAYROCK ENERGY II, LLC	--	--	--
213W	42-335-30820	GRAYROCK ENERGY II, LLC	--	--	--
214	42-335-30160	GRAYROCK ENERGY II, LLC	--	--	--
214W	42-335-30821	GRAYROCK ENERGY II, LLC	--	--	--
215W	42-335-30824	GRAYROCK ENERGY II, LLC	--	--	--
221W	42-335-00222	GRAYROCK ENERGY II, LLC	--	--	--
222	42-335-00147	GRAYROCK ENERGY II, LLC	--	--	--
231	42-335-00736	GRAYROCK ENERGY II, LLC	--	--	--
231W	42-335-30026	GRAYROCK ENERGY II, LLC	--	--	--
232	42-335-00737	GRAYROCK ENERGY II, LLC	--	--	--
233	42-335-00738	GRAYROCK ENERGY II, LLC	--	--	--
241	42-335-00727	GRAYROCK ENERGY II, LLC	--	--	--
2WS	42-335-80587	GRAYROCK ENERGY II, LLC	--	--	--
311	42-335-01368	GRAYROCK ENERGY II, LLC	--	--	--
312	42-335-01369	GRAYROCK ENERGY II, LLC	--	--	--
33	42-335-01867	GRAYROCK ENERGY II, LLC	--	--	--
3WS	42-335-80588	GRAYROCK ENERGY II, LLC	--	--	--
41	42-335-00052	GRAYROCK ENERGY II, LLC	--	--	--
410	42-335-00083	GRAYROCK ENERGY II, LLC	--	--	--
411	42-335-00085	GRAYROCK ENERGY II, LLC	--	--	--
412	42-335-00086	GRAYROCK ENERGY II, LLC	--	--	--
413	42-335-00087	GRAYROCK ENERGY II, LLC	--	--	--
414	42-335-00088	GRAYROCK ENERGY II, LLC	--	--	--
42	42-335-00056	GRAYROCK ENERGY II, LLC	--	--	--
42W	42-335-30017	GRAYROCK ENERGY II, LLC	--	--	--
43	42-335-00060	GRAYROCK ENERGY II, LLC	--	--	--
43W	42-335-30021	GRAYROCK ENERGY II, LLC	--	--	--
44	42-335-00064	GRAYROCK ENERGY II, LLC	--	--	--
45	42-335-00068	GRAYROCK ENERGY II, LLC	--	--	--
46	42-335-00072	GRAYROCK ENERGY II, LLC	--	--	--
47	42-335-00076	GRAYROCK ENERGY II, LLC	--	--	--
48	42-335-00079	GRAYROCK ENERGY II, LLC	--	--	--
49	42-335-00081	GRAYROCK ENERGY II, LLC	--	--	--
51	42-335-00055	GRAYROCK ENERGY II, LLC	--	--	--
510	42-335-30211	GRAYROCK ENERGY II, LLC	--	--	--
51W	42-335-00071	GRAYROCK ENERGY II, LLC	--	--	--
52	42-335-00059	GRAYROCK ENERGY II, LLC	--	--	--
53	42-335-00063	GRAYROCK ENERGY II, LLC	--	--	--
54	42-335-00067	GRAYROCK ENERGY II, LLC	--	--	--
56	42-335-00075	GRAYROCK ENERGY II, LLC	--	--	--
57	42-335-00078	GRAYROCK ENERGY II, LLC	--	--	--
58	42-335-01688	GRAYROCK ENERGY II, LLC	--	--	--
58W	42-335-01688	GRAYROCK ENERGY II, LLC	--	--	--
59	42-335-30212	GRAYROCK ENERGY II, LLC	--	--	--
5WS	42-335-80589	GRAYROCK ENERGY II, LLC	--	--	--
6WS	42-335-80590	GRAYROCK ENERGY II, LLC	--	--	--
7WS	42-335-80591	GRAYROCK ENERGY II, LLC	--	--	--
82	42-335-00766	GRAYROCK ENERGY II, LLC	--	--	--
8WS	42-335-80592	GRAYROCK ENERGY II, LLC	--	--	--

WESTBROOK SOUTHWEST 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 (371)

Production History