Texas oil lease

Producing

COOK-THROCKMORTON

Name: COOK-THROCKMORTON monthly oil and gas production, Wichita County, Texas
Creator: Texas Railroad Commission

Cook-Throckmorton is an oil lease in Wichita County, Texas, operated by OS&S Operating Inc. in the Wichita County Regular field.

3 wells

121bbl oil, last 12 months−2% vs prior year

Operator: OS&S Operating Inc.
County: Wichita County
Field: Wichita County Regular
RRC lease: 09-05550

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Where it sits

This county

Wichita County

Oil in Jun 2026: 2 bbl
Reporting since: Jan 2020

Checks stopped on this lease?

Sales
No sales reported for the last 5 months of state data (through Jul 2026).

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

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Production by month

Oil output held steady over the last 12 months

Jul 2026 was not reported.

Oil (bars)
Last 12 months

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

No gas disposition reported for this lease

The operator has not reported where the gas went in the months we hold.

3 wells on this lease

Wells on COOK-THROCKMORTON
API number	Well no.	Status
42-485-20543	12	Shut-in
42-485-84802	4	Active
42-485-84803	7	Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
Company	Product	Role	Share%	From
Gulfmark Energy, Inc.	Oil	Gathers	100	Oct 1, 2018

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

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What the drilling permits say

Good to know
The state has no unit acreage for this lease
Ask the operator for the acreage on your well's division order and unit plat.
Good to know
8 wells are listed on this lease
Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

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Permits for Cook-Throckmorton
API number	Well no.	Permit issued	Completed	Acreson the permit	Type
42-485-06762	9	–	Jan 12, 1984	–	–
42-485-10461	10	–	Jan 12, 1984	–	–
42-485-10471	11	–	Jan 12, 1984	–	–
42-485-20541	15	–	Jan 12, 1984	–	–
42-485-20543	12	–	Jun 30, 1966	–	–
42-485-20548	14	–	Jan 12, 1984	–	–
42-485-84802	4	–	Jun 14, 1955	–	–
42-485-84803	7	–	Mar 24, 1961	–	–

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

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36 months, newest first

Ledger for COOK-THROCKMORTON
Month	Oil producedbbl	Oil soldbbl	WTI$/bbl	Henry Hub$/MMBtu
Jul 2026No report filed	–	–	$80.46	$2.89
Jun 2026	2	0	$84.81	$3.15
May 2026	6	0	$102.13	$2.94
Apr 2026	4	0	$100.32	$2.77
Mar 2026	4	0	$91.38	$3.04
Feb 2026	4	54	$64.51	$3.62
Jan 2026	20	0	$60.04	$7.72
Dec 2025	1	0	$57.97	$4.26
Nov 2025	60	63	$60.06	$3.79
Oct 2025	0	0	$60.89	$3.19
Sep 2025	12	0	$63.96	$2.97
Aug 2025	0	0	$64.86	$2.91
Jul 2025	8	0	$68.39	$3.20
Jun 2025	7	0	$68.17	$3.02
May 2025	9	59	$62.17	$3.12
Apr 2025	7	0	$63.54	$3.42
Mar 2025	8	0	$68.24	$4.12
Feb 2025	7	0	$71.53	$4.19
Jan 2025	8	0	$75.74	$4.13
Dec 2024	10	0	$70.12	$3.01
Nov 2024	11	0	$69.95	$2.12
Oct 2024	10	55	$71.99	$2.20
Sep 2024	13	0	$70.24	$2.28
Aug 2024	17	0	$76.68	$1.99
Jul 2024	13	0	$81.80	$2.07
Jun 2024	1	56	$79.77	$2.54
May 2024	22	0	$80.02	$2.12
Apr 2024	11	0	$85.35	$1.60
Mar 2024	11	0	$81.28	$1.49
Feb 2024	10	0	$77.25	$1.72
Jan 2024	6	0	$74.15	$3.18
Dec 2023	7	57	$71.90	$2.52
Nov 2023	12	0	$77.69	$2.71
Oct 2023	9	0	$85.64	$2.98
Sep 2023	13	0	$89.43	$2.64
Aug 2023	10	0	$81.39	$2.58

No report filed

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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