Skip to content
Royalty Clerk

Texas oil lease

Producing

COOK, L.D.

Cook, L.d. is an oil lease in Gonzales County, Texas, operated by Shidler, Mark L., Inc. in the Mag (Austin Chalk) field.

1 well

1,353bbl oil, last 12 months−11% vs prior year
Operator
Shidler, Mark L., Inc.
County
Gonzales County
Field
Mag (Austin Chalk)
RRC lease
01-12969

Is your check right?

Check my statement

Where it sits

This county

Gonzales CountyGonzalesWilsonLavacaFayetteCaldwellBastropDe WittHaysGuadalupeGonzales County
Gonzales County
Gas, last 12 months
120 mcf
Oil in Jul 2026
101 bbl

Production by month

Oil output fell 11% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 11% over the last 12 monthsMonthly oil production and gas for COOK, L.D., Aug 2023 to Jul 2026. Oil output fell 11% over the last 12 months. 1,353 bbl in the 12 months through Jul 2026, against 1,515 bbl in the 12 months before.Last 12 months: 1,353 bblbbl per monthmcf per month005031005150820010Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 11% over the last 12 monthsMonthly oil production and gas for COOK, L.D., Aug 2023 to Jul 2026. Oil output fell 11% over the last 12 months. 1,353 bbl in the 12 months through Jul 2026, against 1,515 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005031005150820010Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to lease fuel in the last 12 months

All of the gas went to lease fuel in the last 12 monthsShare of COOK, L.D. gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to lease fuel 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 lease fuel in the last 12 monthsShare of COOK, L.D. gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to lease fuel 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.

1 well on this lease

Wells on COOK, L.D.
API numberWell no.Status
42-177-318491Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCOilGathers100Aug 1, 2026–
Plains Marketing, L.p.OilGathers100May 1, 2015Aug 1, 2026

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

Who buys my oilOil price check

1,460 acres on the newest permit

Permits for Cook, L.d.
API numberWell no.Acreson the permit
42-177-3184911,460

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for COOK, L.D.
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261011371000$80.46$2.89
Jun 2026901471000$84.81$3.15
May 202611201000$102.13$2.94
Apr 20261101471000$100.32$2.77
Mar 20261101481000$91.38$3.04
Feb 20261551501000$64.51$3.62
Jan 20268301000$60.04$7.72
Dec 20251281471000$57.97$4.26
Nov 20251171591000$60.06$3.79
Oct 20251131471000$60.89$3.19
Sep 20251101481000$63.96$2.97
Aug 202512401000$64.86$2.91
Jul 20251221481000$68.39$3.20
Jun 20251171541000$68.17$3.02
May 20251301541000$62.17$3.12
Apr 202511901000$63.54$3.42
Mar 20251551561000$68.24$4.12
Feb 20251713071000$71.53$4.19
Jan 20257001000$75.74$4.13
Dec 20241401551000$70.12$3.01
Nov 20241061641000$69.95$2.12
Oct 202413001000$71.99$2.20
Sep 20241291791000$70.24$2.28
Aug 20241261781000$76.68$1.99
Jul 20241311541000$81.80$2.07
Jun 202413001000$79.77$2.54
May 20241341561000$80.02$2.12
Apr 20241441501000$85.35$1.60
Mar 20241371691000$81.28$1.49
Feb 20241631601000$77.25$1.72
Jan 20241111781000$74.15$3.18
Dec 20231471601000$71.90$2.52
Nov 202311501000$77.69$2.71
Oct 20231311441000$85.64$2.98
Sep 20231351601000$89.43$2.64
Aug 20231461511000$81.39$2.58

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

How to check your stub against this lease

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorShidler, Mark L., Inc.FieldMag (Austin Chalk)CountyGonzales County

Shidler, Mark L., Inc. in Gonzales County

All Shidler, Mark L., Inc. leases →

Mag (Austin Chalk) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km