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Producing

GEO. H. SPEER

Geo. H. Speer is an oil lease in Starr County, Texas, operated by Killam Oil Co., Ltd. in the Sun (G-1) field.

4 wells

1,888bbl oil, last 12 months−28% vs prior year
Operator
Killam Oil Co., Ltd.
County
Starr County
Field
Sun (G-1)
RRC lease
04-13794

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Where it sits

This county

Starr CountyStarrBrooksJim HoggZapataHidalgoStarr County
Starr County
Gas, last 12 months
2,775 mcf
Oil in Jul 2026
210 bbl

Production by month

Oil output fell 28% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for GEO. H. SPEER, Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 1,888 bbl in the 12 months through Jul 2026, against 2,632 bbl in the 12 months before.Last 12 months: 1,888 bblbbl per monthmcf per month001002002004003006004008005001,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for GEO. H. SPEER, Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 1,888 bbl in the 12 months through Jul 2026, against 2,632 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001002002004003006004008005001,000Jan 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 GEO. H. SPEER 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 GEO. H. SPEER 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.

4 wells on this lease

Wells on GEO. H. SPEER
API numberWell no.Status
42-427-3465825Active
42-427-3468428Active
42-427-3469727Shut-in
42-427-3474131Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Gulfmark Energy, Inc.OilGathers100Dec 1, 2019–
Killam Oil Co., Ltd.Casinghead gasBuys100Dec 1, 2019–
Enterprise Products Operating LLCCasinghead gasGathers100Oct 16, 2013–
Total Gas & Power Na, Inc.Casinghead gasBuys100Oct 16, 2013Dec 1, 2019
Flint Hills Resources, LPOilGathers100Oct 16, 2013Dec 1, 2019

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

Who buys my oilOil price check

634.12 acres on the newest permit

  • 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 Geo. H. Speer
API numberWell no.Acreson the permit
42-427-3474131634.12
42-427-3469727634.12
42-427-3468428634.12
42-427-3465825634.12

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for GEO. H. SPEER
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262101784554550$80.46$2.89
Jun 20261851734244240$84.81$3.15
May 20261561652412410$102.13$2.94
Apr 20262924074144140$100.32$2.77
Mar 202622602742740$91.38$3.04
Feb 20261353502702700$64.51$3.62
Jan 202674033330$60.04$7.72
Dec 2025301251250$57.97$4.26
Nov 20251471792022020$60.06$3.79
Oct 202519523439390$60.89$3.19
Sep 202518002702700$63.96$2.97
Aug 20258517628280$64.86$2.91
Jul 202552078780$68.39$3.20
Jun 20251291771581580$68.17$3.02
May 20252541772772770$62.17$3.12
Apr 20252031783963960$63.54$3.42
Mar 20252443602512510$68.24$4.12
Feb 20252692652992990$71.53$4.19
Jan 20253773482012010$75.74$4.13
Dec 20242532581491490$70.12$3.01
Nov 20242271741881880$69.95$2.12
Oct 20242831791761760$71.99$2.20
Sep 202414217793930$70.24$2.28
Aug 20241993461531530$76.68$1.99
Jul 20243323523443440$81.80$2.07
Jun 20243222512202200$79.77$2.54
May 20243002233873870$80.02$2.12
Apr 20244065343833830$85.35$1.60
Mar 20241581781691690$81.28$1.49
Feb 2024850000$77.25$1.72
Jan 2024276360000$74.15$3.18
Dec 20239103163160$71.90$2.52
Nov 2023361801541540$77.69$2.71
Oct 20233852824774770$85.64$2.98
Sep 20234295825225220$89.43$2.64
Aug 20234485355535530$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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Nearby

This lease belongs to

OperatorKillam Oil Co., Ltd.FieldSun (G-1)CountyStarr County

Killam Oil Co., Ltd. in Starr County

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Sun (G-1) field

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