Texas oil lease

Producing

DEAN, C. S. "A"

Name: DEAN, C. S. "A" monthly oil and gas production, Cochran County, Texas
Creator: Texas Railroad Commission

Dean, C. S. "A" is an oil lease in Cochran County, Texas, operated by Hilcorp Energy Company in the Slaughter field.

227 wells

35,030bbl oil, last 12 months+22% vs prior year

Operator: Hilcorp Energy Company
County: Cochran County
Field: Slaughter
RRC lease: 8A-06035

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Where it sits

This county

Cochran County

Gas, last 12 months: 28,360 mcf
Oil in Jul 2026: 0 bbl

Production by month

Oil output rose 22% over the last 12 months

Oil (bars)
Gas (line)
Last 12 months

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plant

Flaring peaked at 10.7% of the gas in Aug 2023.

Processing plant (3)
Transmission line (2)
Flared (4)

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Who has run this lease

The operator changed once, most recently in Dec 2024

Hilcorp Energy Company Dec 2024 to now
Apache Corporation Jan 2020 to Nov 2024

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

227 wells on this lease

Wells on DEAN, C. S. "A"
API number	Well no.	Status
42-079-01866	176WX	Active
42-079-01867	166WX	Active
42-079-01868	129 X	Active
42-079-02027	93W	Active
42-079-02028	76W	Active
42-079-02029	128W	Active
42-079-02032	126W	Active
42-079-02033	139W	Active
42-079-02036	136W	Active
42-079-02038	168W	Active
42-079-02042	55W	Active
42-079-02044	173	Shut-in
42-079-02045	179	Active
42-079-02046	178W	Active
42-079-02047	175	Active
42-079-02049	180W	Active
42-079-02050	174 W	Active
42-079-02051	172W	Active
42-079-02052	177	Shut-in
42-079-02053	155	Active
42-079-02054	106W	Shut-in
42-079-02055	170	Active
42-079-02056	182	Shut-in
42-079-02057	163W	Shut-in
42-079-02058	161W	Active
42-079-02060	97W	Active
42-079-02061	99	Shut-in
42-079-02063	169W	Active
42-079-02065	108W	Shut-in
42-079-02066	89W	Active
42-079-02067	71W	Active
42-079-02068	56	Active
42-079-02069	83W	Active
42-079-02070	120W	Active
42-079-02072	159W	Active
42-079-02073	147W	Active
42-079-02075	138	Shut-in
42-079-02076	164	Active
42-079-02077	58	Active
42-079-02078	122W	Active
42-079-02079	133W	Active
42-079-02081	143W	Shut-in
42-079-02082	134W	Active
42-079-02087	74WX	Shut-in
42-079-02088	96	Active
42-079-02089	37W	Active
42-079-02094	28	Active
42-079-02095	45	Shut-in
42-079-02096	30	Shut-in
42-079-02097	125W	Active
42-079-02098	60	Shut-in
42-079-02100	67W	Active
42-079-02101	131	Shut-in
42-079-02102	11	Active
42-079-02103	62	Shut-in
42-079-02106	15	Active
42-079-02108	17	Active
42-079-02109	32	Active
42-079-02112	116	Shut-in
42-079-02435	110	Shut-in
42-079-10205	124W	Shut-in
42-079-10206	123W	Active
42-079-10207	121W	Active
42-079-10208	119W	Active
42-079-10209	63W	Active
42-079-10210	61W	Active
42-079-10211	59W	Active
42-079-10212	57W	Shut-in
42-079-10213	53W	Active
42-079-10218	41 X	Active
42-079-10256	8W	Shut-in
42-079-10263	40W	Active
42-079-10271	66W	Active
42-079-10301	85W	Active
42-079-10302	88	Shut-in
42-079-10303	154W	Active
42-079-10331	84W	Shut-in
42-079-20028	31W	Shut-in
42-079-20029	181	Active
42-079-20030	82W	Shut-in
42-079-20031	86WX	Active
42-079-20032	87	Active
42-079-20033	90	Active
42-079-20035	94	Active
42-079-20038	142W	Active
42-079-20039	144W	Active
42-079-20040	148W	Active
42-079-20041	151W	Active
42-079-20042	152	Active
42-079-20044	20	Active
42-079-20045	21W	Active
42-079-20046	23W	Active
42-079-20047	25W	Shut-in
42-079-20048	27W	Active
42-079-20049	29W	Active
42-079-20050	33W	Active
42-079-20052	7	Active
42-079-20054	10W	Active
42-079-20055	12W	Active
42-079-20056	14W	Active
42-079-20057	16W	Active
42-079-20058	36W	Active
42-079-20059	38W	Shut-in
42-079-20061	42W	Active
42-079-20062	44W	Shut-in
42-079-20063	46WX	Shut-in
42-079-20082	48W	Active
42-079-20083	49	Active
42-079-20084	65W	Active
42-079-20086	68W	Active
42-079-20087	70W	Active
42-079-20088	72W	Active
42-079-20089	75	Active
42-079-20090	77	Active
42-079-20092	79	Shut-in
42-079-20093	91W	Active
42-079-20094	95W	Active
42-079-20095	101W	Active
42-079-20096	103W	Active
42-079-20098	105W	Active
42-079-20099	107W	Shut-in
42-079-20100	109	Active
42-079-20101	111W	Active
42-079-20102	113W	Active
42-079-20103	114	Active
42-079-20104	117W	Active
42-079-20105	130W	Shut-in
42-079-20106	132W	Active
42-079-20107	135W	Active
42-079-20108	137	Active
42-079-20109	145W	Active
42-079-20110	156W	Active
42-079-20111	158	Active
42-079-20112	160	Active
42-079-20113	162	Active
42-079-20114	171	Shut-in
42-079-30029	54 X	Active
42-079-30030	35	Active
42-079-30031	6W	Active
42-079-30294	149	Active
42-079-30295	146	Active
42-079-30514	118X	Active
42-079-30516	192	Shut-in
42-079-30517	191	Active
42-079-30518	190	Active
42-079-30519	189	Active
42-079-30520	188	Active
42-079-30521	187	Active
42-079-30522	186	Active
42-079-30523	185	Active
42-079-30524	184	Active
42-079-30525	183	Active
42-079-30972	201	Active
42-079-30973	202	Active
42-079-30975	200	Shut-in
42-079-30976	198	Active
42-079-30977	193	Active
42-079-30997	199	Active
42-079-30998	197	Active
42-079-30999	195	Active
42-079-31000	194	Shut-in
42-079-31003	140X	Active
42-079-31315	24X	Active
42-079-31536	104X	Shut-in
42-079-31541	52X	Active
42-079-31551	127X	Shut-in
42-079-31552	165X	Shut-in
42-079-31841	389	Shut-in
42-079-32116	43X	Active
42-079-32117	69X	Active
42-079-32434	39X	Active
42-079-32566	210	Active
42-079-32567	209	Active
42-079-32568	208	Shut-in
42-079-32569	207	Shut-in
42-079-32570	206	Shut-in
42-079-32571	205	Shut-in
42-079-32573	203	Active
42-079-32578	213	Active
42-079-32579	214	Active
42-079-32580	211	Active
42-079-32581	212	Active
42-079-32624	218	Active
42-079-32645	219	Shut-in
42-079-32646	224	Shut-in
42-079-32647	223	Active
42-079-32821	229	Shut-in
42-079-32822	228	Active
42-079-32823	227	Active
42-079-32824	226	Shut-in
42-079-32825	225	Active
42-079-32826	230	Active
42-079-32847	231	Shut-in
42-079-32848	232	Active
42-079-32850	235	Active
42-079-32851	233	Active
42-079-32852	234	Active
42-079-32853	236	Active
42-079-32857	237	Active
42-079-32858	238	Shut-in

SourceTexas Railroad Commission Wellbore Query. The first 200 by API number.

Buyers and gatherers

Companies named on the Form P-4, by product
Company	Product	Role	Share%	From	Until
Mission Petroleum Carriers, Inc.	Oil	Gathers	50	Dec 31, 2024	–
Sentinel Transportation, LLC	Oil	Gathers	50	Dec 31, 2024	–
Occidental Permian Ltd.	Casinghead gas	Buys	100	Dec 31, 2024	–
Occidental Permian Ltd.	Casinghead gas	Gathers	100	Apr 1, 2000	–
Nominator Not Required / Swr 31	Casinghead gas	Nominates	100	Jan 1, 2004	Dec 31, 2024
Occidental Permian Ltd.	Casinghead gas	Buys	100	Apr 1, 2000	Dec 31, 2024
Sentinel Transportation, LLC	Oil	Gathers	100	Jan 1, 2004	Dec 31, 2024

SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).

Who buys my oil Oil price check

6,974 acres on the newest permit

A pooling certificate was filed

The wells on this lease state different acreage

The permits state between 5,100 and 6,974 acres.

281 wells are listed on this lease

Permits for Dean, C. S. "A"
API number	Well no.	Permit issued	Completed	Acreson the permit	Type
42-079-33319	269H	Aug 1, 2014	Dec 19, 2014	6,974	Horizontal
42-079-33312	266H	Jan 22, 2014	Jul 5, 2014	6,974	Horizontal
42-079-33313	267H	Jan 22, 2014	Aug 7, 2014	6,974	Horizontal
42-079-33314	268H	Jan 22, 2014	Oct 2, 2014	6,974	Horizontal
42-079-33229	265H	Feb 14, 2011	Jul 10, 2011	6,974	Horizontal
42-079-33203	236H	Aug 25, 2010	Jul 1, 2011	6,974	Horizontal
42-079-33203	263H	Aug 25, 2010	Jul 1, 2011	6,974	Horizontal
42-079-33202	264H	Aug 20, 2010	Apr 5, 2011	6,974	Horizontal
42-079-33200	262H	May 24, 2010	Oct 14, 2010	6,974	Horizontal
42-079-33063	255	Feb 17, 2004	Apr 29, 2004	6,792.48	Vertical
42-079-33064	256	Feb 17, 2004	Jun 7, 2004	6,792.48	Vertical
42-079-33065	257	Feb 17, 2004	Jun 12, 2004	6,792.48	Vertical

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for DEAN, C. S. "A"
Month	Operator	Oil producedbbl	Oil soldbbl	Gas producedmcf	Gas soldmcf, codes 2+3	Flaredmcf	WTI$/bbl	Henry Hub$/MMBtu
Jul 2026Hilcorp Energy	Hilcorp Energy Company	0	0	0	0	0	$80.46	$2.89
Jun 2026Hilcorp Energy	Hilcorp Energy Company	3,383	3,577	3,059	3,059	0	$84.81	$3.15
May 2026Hilcorp Energy	Hilcorp Energy Company	3,551	3,248	2,152	2,152	0	$102.13	$2.94
Apr 2026Hilcorp Energy	Hilcorp Energy Company	3,607	3,555	3,349	3,349	0	$100.32	$2.77
Mar 2026Hilcorp Energy	Hilcorp Energy Company	3,561	3,576	3,116	3,116	0	$91.38	$3.04
Feb 2026Hilcorp Energy	Hilcorp Energy Company	3,043	3,080	2,070	2,070	0	$64.51	$3.62
Jan 2026Hilcorp Energy	Hilcorp Energy Company	3,056	2,910	2,324	2,324	0	$60.04	$7.72
Dec 2025Hilcorp Energy	Hilcorp Energy Company	3,261	3,266	2,260	2,260	0	$57.97	$4.26
Nov 2025Hilcorp Energy	Hilcorp Energy Company	3,242	3,252	2,746	2,746	0	$60.06	$3.79
Oct 2025Hilcorp Energy	Hilcorp Energy Company	3,102	2,883	2,798	2,798	0	$60.89	$3.19
Sep 2025Hilcorp Energy	Hilcorp Energy Company	2,708	3,037	2,447	2,447	0	$63.96	$2.97
Aug 2025Hilcorp Energy	Hilcorp Energy Company	2,516	2,657	2,039	2,039	0	$64.86	$2.91
Jul 2025Hilcorp Energy	Hilcorp Energy Company	2,618	2,399	2,134	2,134	0	$68.39	$3.20
Jun 2025Hilcorp Energy	Hilcorp Energy Company	2,493	2,686	2,086	2,086	0	$68.17	$3.02
May 2025Hilcorp Energy	Hilcorp Energy Company	2,383	2,701	1,967	1,967	0	$62.17	$3.12
Apr 2025Hilcorp Energy	Hilcorp Energy Company	2,392	2,135	1,926	1,926	0	$63.54	$3.42
Mar 2025Hilcorp Energy	Hilcorp Energy Company	2,026	2,194	0	0	0	$68.24	$4.12
Feb 2025Hilcorp Energy	Hilcorp Energy Company	1,876	2,075	1,627	1,627	0	$71.53	$4.19
Jan 2025Hilcorp Energy	Hilcorp Energy Company	2,245	2,415	1,489	1,489	0	$75.74	$4.13
Dec 2024Hilcorp Energy	Hilcorp Energy Company	2,317	2,247	1,936	1,936	0	$70.12	$3.01
Nov 2024Apache Corporation	Apache Corporation	2,462	2,242	1,387	1,387	0	$69.95	$2.12
Oct 2024Apache Corporation	Apache Corporation	2,204	2,387	1,719	1,719	0	$71.99	$2.20
Sep 2024Apache Corporation	Apache Corporation	2,689	2,812	2,224	2,224	0	$70.24	$2.28
Aug 2024Apache Corporation	Apache Corporation	3,088	3,147	2,543	2,543	0	$76.68	$1.99
Jul 2024Apache Corporation	Apache Corporation	3,174	2,986	2,627	2,627	0	$81.80	$2.07
Jun 2024Apache Corporation	Apache Corporation	3,112	2,924	2,338	2,338	0	$79.77	$2.54
May 2024Apache Corporation	Apache Corporation	3,271	3,556	2,392	2,392	0	$80.02	$2.12
Apr 2024Apache Corporation	Apache Corporation	3,152	3,426	2,011	2,011	0	$85.35	$1.60
Mar 2024Apache Corporation	Apache Corporation	3,334	2,834	2,223	2,223	0	$81.28	$1.49
Feb 2024Apache Corporation	Apache Corporation	3,298	3,261	2,396	2,396	0	$77.25	$1.72
Jan 2024Apache Corporation	Apache Corporation	3,481	3,492	2,708	2,708	0	$74.15	$3.18
Dec 2023Apache Corporation	Apache Corporation	3,561	3,625	3,277	3,277	0	$71.90	$2.52
Nov 2023Apache Corporation	Apache Corporation	3,442	3,598	3,738	3,738	0	$77.69	$2.71
Oct 2023Apache Corporation	Apache Corporation	3,512	3,625	3,194	3,194	0	$85.64	$2.98
Sep 2023Apache Corporation	Apache Corporation	3,306	2,999	3,752	3,752	0	$89.43	$2.64
Aug 2023Apache Corporation	Apache Corporation	3,302	3,431	3,590	3,207	383	$81.39	$2.58

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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Nearby

Leases within 10 km

DEAN "C"
516 bbl · 1.7 km
DEAN UNIT "B"
1,879 bbl · 2.6 km
SOUTHWEST LEVELLAND UNIT
2,530 bbl · 2.7 km
DEAN
2,043 bbl · 2.8 km
MAGUIRE "B"
555 bbl · 2.8 km
WEST-DEAN
5,915 bbl · 2.8 km
LEAGUE 91 PROJECT
356 bbl · 2.9 km
CONOCO-DEAN UNIT
13,494 bbl · 2.9 km
XIT UNIT
57,990 bbl · 2.9 km
APACHE-DEAN
4,985 bbl · 3 km

Drilling permits within 10 km

WHITEFACE UNIT #59W
reclass · Double Barrel Oil LLC · Cochran County · 9.6 km
Permit 0918692 · Sep 21, 2026
MARTY WRIGHT #43
reclass · A.c.t. Operating Company · Cochran County · 9.9 km
Permit 0894939 · Nov 16, 2023
MARTY WRIGHT #28
reclass · A.c.t. Operating Company · Cochran County · 8 km
Permit 0894344 · Oct 12, 2023
MARTY WRIGHT #24
reclass · A.c.t. Operating Company · Cochran County · 8.2 km
Permit 0894334 · Oct 12, 2023
MARTY WRIGHT #36
reclass · A.c.t. Operating Company · Cochran County · 9.1 km
Permit 0894324 · Oct 12, 2023

Is your check right?

Where it sits

Production by month

Oil output rose 22% over the last 12 months

Where the gas went

Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plant

Who has run this lease

The operator changed once, most recently in Dec 2024

227 wells on this lease

Buyers and gatherers

6,974 acres on the newest permit

Estimate your royalty

36 months, newest first

Do your checks match this lease?

Nearby

This lease belongs to

Hilcorp Energy Company in Cochran County

Slaughter field

Leases within 10 km

Drilling permits within 10 km