Texas oil lease

Producing

MAYO, J. H.

Name: MAYO, J. H. monthly oil and gas production, Clay County, Texas
Creator: Texas Railroad Commission

Mayo, J. H. is an oil lease in Clay County, Texas, operated by Mountain Creek Oil Company, Inc. in the Clay County Regular field.

25 wells

895bbl oil, last 12 months+40% vs prior year

Operator: Mountain Creek Oil Company, Inc.
County: Clay County
Field: Clay County Regular
RRC lease: 09-18802

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Where it sits

This county

Clay County

Oil in Jul 2026: 106 bbl
Reporting since: Jan 2020

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Operator
Operator changed: Mountain Creek Oil Company, Inc. took over from It'll Do Oil Company in Dec 2024.
P-5
The previous operator's P-5 registration is listed as inactive since Aug 30, 2025 (last P-5 filed Oct 16, 2024).

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

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Production by month

Oil output rose 40% over the last 12 months

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.

Who has run this lease

The operator changed once, most recently in Dec 2024

Mountain Creek Oil Company, Inc. Dec 2024 to now
It'll Do Oil Company Jan 2020 to Nov 2024

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

25 wells on this lease

Wells on MAYO, J. H.
API number	Well no.	Status
42-077-31054	1	Active
42-077-31070	3	Active
42-077-31071	2	Active
42-077-31114	5	Active
42-077-31115	4	Active
42-077-31141	6	Active
42-077-31189	8	Active
42-077-31190	7	Active
42-077-31297	9	Active
42-077-31309	10	Active
42-077-31321	11	Active
42-077-31345	13	Active
42-077-31346	12	Active
42-077-31362	14	Active
42-077-31480	15	Active
42-077-31727	16	Active
42-077-32574	17	Active
42-077-32788	18	Active
42-077-32808	19	Active
42-077-33344	020	Active
42-077-34148	21	Active
42-077-34941	1A	Active
42-077-34942	2A	Active
42-077-34946	3A	Active
42-077-34948	4A	Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
Company	Product	Role	Share%	From	Until
Sentinel Transportation, LLC	Oil	Gathers	100	Dec 1, 2024	–
Transoil Marketing, LLC	Oil	Gathers	100	May 1, 2012	Dec 1, 2024

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

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32.90 acres on the newest permit

Good to know
The wells on this lease state different acreage
The permits state between 30 and 32.9 acres. Use the acres from your own division order for the well you are paid on.
Good to know
26 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.
Worth asking
A Rule 37 case is listed
The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease

Permits for Mayo, J. H.
API number	Well no.	Permit issued	Completed	Acreson the permit	Type
42-077-34948	4A	Jun 8, 2006	Jul 9, 2006	32.90	Vertical
42-077-34946	3A	Jun 2, 2006	Jul 6, 2006	32.90	Vertical
42-077-34941	1A	Apr 18, 2006	May 8, 2006	32.90	Vertical
42-077-34942	2A	Apr 18, 2006	May 15, 2006	32.90	Vertical
42-077-34148	21	Apr 2, 1987	Apr 20, 1987	30	Vertical
42-077-33344	020	Feb 14, 1984	Oct 6, 1984	30	Vertical
42-077-33344	20	Feb 14, 1984	Oct 6, 1984	30	Vertical
42-077-32808	19	Nov 23, 1982	Nov 3, 1982	30	Vertical
42-077-32788	18	Oct 22, 1982	Oct 29, 1982	30	Vertical
42-077-32574	17	Feb 16, 1982	Mar 18, 1982	30	Vertical
42-077-31321	11	Sep 17, 1980	Sep 7, 1979	30	Vertical
42-077-31727	16	Apr 23, 1980	May 24, 1984	30	Vertical

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

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36 months, newest first

Ledger for MAYO, J. H.
Month	Operator	Oil producedbbl	Oil soldbbl	WTI$/bbl	Henry Hub$/MMBtu
Jul 2026Mountain Creek	Mountain Creek Oil Company, Inc.	106	104	$80.46	$2.89
Jun 2026Mountain Creek	Mountain Creek Oil Company, Inc.	83	113	$84.81	$3.15
May 2026Mountain Creek	Mountain Creek Oil Company, Inc.	82	69	$102.13	$2.94
Apr 2026Mountain Creek	Mountain Creek Oil Company, Inc.	62	102	$100.32	$2.77
Mar 2026Mountain Creek	Mountain Creek Oil Company, Inc.	73	0	$91.38	$3.04
Feb 2026Mountain Creek	Mountain Creek Oil Company, Inc.	63	80	$64.51	$3.62
Jan 2026Mountain Creek	Mountain Creek Oil Company, Inc.	46	103	$60.04	$7.72
Dec 2025Mountain Creek	Mountain Creek Oil Company, Inc.	69	0	$57.97	$4.26
Nov 2025Mountain Creek	Mountain Creek Oil Company, Inc.	58	128	$60.06	$3.79
Oct 2025Mountain Creek	Mountain Creek Oil Company, Inc.	72	0	$60.89	$3.19
Sep 2025Mountain Creek	Mountain Creek Oil Company, Inc.	69	95	$63.96	$2.97
Aug 2025Mountain Creek	Mountain Creek Oil Company, Inc.	112	101	$64.86	$2.91
Jul 2025Mountain Creek	Mountain Creek Oil Company, Inc.	73	103	$68.39	$3.20
Jun 2025Mountain Creek	Mountain Creek Oil Company, Inc.	70	64	$68.17	$3.02
May 2025Mountain Creek	Mountain Creek Oil Company, Inc.	75	117	$62.17	$3.12
Apr 2025Mountain Creek	Mountain Creek Oil Company, Inc.	81	0	$63.54	$3.42
Mar 2025Mountain Creek	Mountain Creek Oil Company, Inc.	99	92	$68.24	$4.12
Feb 2025Mountain Creek	Mountain Creek Oil Company, Inc.	75	111	$71.53	$4.19
Jan 2025Mountain Creek	Mountain Creek Oil Company, Inc.	38	33	$75.74	$4.13
Dec 2024Mountain Creek	Mountain Creek Oil Company, Inc.	35	0	$70.12	$3.01
Nov 2024It'll Do	It'll Do Oil Company	37	82	$69.95	$2.12
Oct 2024It'll Do	It'll Do Oil Company	35	0	$71.99	$2.20
Sep 2024It'll Do	It'll Do Oil Company	10	0	$70.24	$2.28
Aug 2024It'll Do	It'll Do Oil Company	10	55	$76.68	$1.99
Jul 2024It'll Do	It'll Do Oil Company	20	0	$81.80	$2.07
Jun 2024It'll Do	It'll Do Oil Company	20	0	$79.77	$2.54
May 2024It'll Do	It'll Do Oil Company	33	88	$80.02	$2.12
Apr 2024It'll Do	It'll Do Oil Company	16	0	$85.35	$1.60
Mar 2024It'll Do	It'll Do Oil Company	30	0	$81.28	$1.49
Feb 2024It'll Do	It'll Do Oil Company	35	43	$77.25	$1.72
Jan 2024It'll Do	It'll Do Oil Company	10	0	$74.15	$3.18
Dec 2023It'll Do	It'll Do Oil Company	10	47	$71.90	$2.52
Nov 2023It'll Do	It'll Do Oil Company	10	0	$77.69	$2.71
Oct 2023It'll Do	It'll Do Oil Company	25	87	$85.64	$2.98
Sep 2023It'll Do	It'll Do Oil Company	40	0	$89.43	$2.64
Aug 2023It'll Do	It'll Do Oil Company	50	0	$81.39	$2.58

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

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