Skip to content
Royalty Clerk

Texas oil lease

Producing

MAYFIELD, H. C.

Mayfield, H. C. is an oil lease in Martin County, Texas, operated by Coastal Plains Energy, Inc. in the Ackerly (Dean Sand) field.

2 wells

2,432bbl oil, last 12 months−9% vs prior year
Operator
Coastal Plains Energy, Inc.
County
Martin County
Field
Ackerly (Dean Sand)
RRC lease
8A-17308

Is your check right?

Check my statement

Where it sits

This county

Martin CountyMartinGainesAndrewsHowardDawsonBordenMartin County
Martin County
Gas, last 12 months
5,141 mcf
Oil in Jul 2026
176 bbl

Production by month

Oil output fell 9% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 9% over the last 12 monthsMonthly oil production and gas for MAYFIELD, H. C., Aug 2023 to Jul 2026. Oil output fell 9% over the last 12 months. 2,432 bbl in the 12 months through Jul 2026, against 2,660 bbl in the 12 months before.Last 12 months: 2,432 bblbbl per monthmcf per month001002502005003007504001,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 9% over the last 12 monthsMonthly oil production and gas for MAYFIELD, H. C., Aug 2023 to Jul 2026. Oil output fell 9% over the last 12 months. 2,432 bbl in the 12 months through Jul 2026, against 2,660 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001002502005003007504001,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a transmission line in the last 12 months

All of the gas went to a transmission line in the last 12 monthsShare of MAYFIELD, H. C. gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
All of the gas went to a transmission line in the last 12 monthsShare of MAYFIELD, H. C. gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of gas by disposition code0%50%100%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

2 wells on this lease

Wells on MAYFIELD, H. C.
API numberWell no.Status
42-317-003841Active
42-317-320852Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCOilGathers100Apr 1, 2025–
Oasis Transp & Marketing Corp.OilGathers100Feb 1, 2020Apr 1, 2025
Wtg Gas Processing, L.p.Casinghead gasGathers100Jan 1, 2018Feb 1, 2020
Wtg Gas Processing, L.p.Casinghead gasBuys100Jan 1, 2018Feb 1, 2020
Cp Energy, L.l.c.OilGathers100Jan 1, 2018Feb 1, 2020

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

Who buys my oilOil price check

161 acres on the newest permit

Permits for Mayfield, H. C.
API numberWell no.Acreson the permit
42-317-320852161
42-317-003841–

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for MAYFIELD, H. C.
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026176177440$80.46$2.89
Jun 20261241491991990$84.81$3.15
May 20262602105235230$102.13$2.94
Apr 20261782054564560$100.32$2.77
Mar 20262192563013010$91.38$3.04
Feb 20261521503803800$64.51$3.62
Jan 20261981805645640$60.04$7.72
Dec 20252612376296290$57.97$4.26
Nov 20252282376186180$60.06$3.79
Oct 20252512693643640$60.89$3.19
Sep 20251961765425420$63.96$2.97
Aug 20251892605615610$64.86$2.91
Jul 202521414647470$68.39$3.20
Jun 20252032124614610$68.17$3.02
May 20252632724074070$62.17$3.12
Apr 202518817979790$63.54$3.42
Mar 20251981834354350$68.24$4.12
Feb 20252032485495490$71.53$4.19
Jan 20252552383783780$75.74$4.13
Dec 20242842994704700$70.12$3.01
Nov 20242142105325320$69.95$2.12
Oct 20242973025135130$71.99$2.20
Sep 2024482344724720$70.24$2.28
Aug 20242932694384380$76.68$1.99
Jul 20243362643863860$81.80$2.07
Jun 20243322835755750$79.77$2.54
May 20243353055995990$80.02$2.12
Apr 2024334283000$85.35$1.60
Mar 20242683105915910$81.28$1.49
Feb 20242612856976970$77.25$1.72
Jan 20243822952102100$74.15$3.18
Dec 20232543142742740$71.90$2.52
Nov 20232852605725720$77.69$2.71
Oct 20233143417347340$85.64$2.98
Sep 20233333068238230$89.43$2.64
Aug 20233283197697690$81.39$2.58

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

How to check your stub against this lease

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorCoastal Plains Energy, Inc.FieldAckerly (Dean Sand)CountyMartin County

Coastal Plains Energy, Inc. in Martin County

All Coastal Plains Energy, Inc. leases →

Ackerly (Dean Sand) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km