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Texas gas well

Producing

BLACK STONE GILLELAND UNIT

Black Stone Gilleland Unit is a gas well in Polk County, Texas, operated by Zarvona Energy LLC in the Double A Wells, N (Austin Chalk) field.

1 well

1,492mcf gas, last 12 months−35% vs prior year
Operator
Zarvona Energy LLC
County
Polk County
Field
Double A Wells, N (Austin Chalk)
RRC lease
03-234684

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Where it sits

This county

Polk CountyPolkWalkerSan JacintoSan AugustineTrinityHoustonTylerAngelinaPolk County
Polk County
Oil, last 12 months
1,203 bbl
Gas in Jul 2026
135 mcf

Production by month

Gas output fell 35% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 35% over the last 12 monthsMonthly gas production and oil for BLACK STONE GILLELAND UNIT, Aug 2023 to Jul 2026. Gas output fell 35% over the last 12 months. 1,492 mcf in the 12 months through Jul 2026, against 2,286 mcf in the 12 months before.Last 12 months: 1,492 mcfmcf per monthbbl per month00100100200200300300400400500500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 35% over the last 12 monthsMonthly gas production and oil for BLACK STONE GILLELAND UNIT, Aug 2023 to Jul 2026. Gas output fell 35% over the last 12 months. 1,492 mcf in the 12 months through Jul 2026, against 2,286 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month00100100200200300300400400500500Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a processing plant in the last 12 months

All of the gas went to a processing plant in the last 12 monthsShare of BLACK STONE GILLELAND UNIT gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant 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 processing plant in the last 12 monthsShare of BLACK STONE GILLELAND UNIT gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant 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 BLACK STONE GILLELAND UNIT
API numberWell no.Status
42-373-310931Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCCondensateGathers100Jan 1, 2023–
Et Gathering & Processing LLCGas-well gasBuys100Oct 1, 2023–
Energy Transfer CompanyGas-well gasGathers100Feb 1, 2017–
Energy Transfer CompanyGas-well gasBuys100May 1, 2020Oct 1, 2023
Eastex Crude CompanyCondensateGathers100May 1, 2020Jan 1, 2023
Sunoco Ptnrs. Mktg.&terminals LPCondensateGathers100Feb 1, 2017May 1, 2020
Southwest Energy, L.p.Gas-well gasBuys100Oct 1, 2018May 1, 2020

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

Who buys my oilOil price check

1,064.11 acres on the newest permit

  • Good to know

    A pooling certificate (P-12) was filed

    Your tract may share its production with neighbors in a pooled unit. The unit acres the operator uses to divide production can differ from the acreage on one permit.

Check your decimal on this lease
Permits for Black Stone Gilleland Unit
API numberWell no.Acreson the permit
42-373-3109311,064.11

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for BLACK STONE GILLELAND UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202635901351350$80.46$2.89
Jun 202671043430$84.81$3.15
May 202682090900$102.13$2.94
Apr 20261151811031030$100.32$2.77
Mar 20266601311310$91.38$3.04
Feb 20261084681781780$64.51$3.62
Jan 2026121096960$60.04$7.72
Dec 202537046460$57.97$4.26
Nov 20252501101100$60.06$3.79
Oct 202510501931930$60.89$3.19
Sep 20256202092090$63.96$2.97
Aug 2025523671581580$64.86$2.91
Jul 20255802292290$68.39$3.20
Jun 20253401741740$68.17$3.02
May 20253502652650$62.17$3.12
Apr 202511302032030$63.54$3.42
Mar 2025001991990$68.24$4.12
Feb 20251051681341340$71.53$4.19
Jan 20250093930$75.74$4.13
Dec 20241300000$70.12$3.01
Nov 20241181781571570$69.95$2.12
Oct 202412204544540$71.99$2.20
Sep 2024561751141140$70.24$2.28
Aug 20245202642640$76.68$1.99
Jul 2024581802702700$81.80$2.07
Jun 20246302872870$79.77$2.54
May 20248101881880$80.02$2.12
Apr 202411103343340$85.35$1.60
Mar 2024301781421420$81.28$1.49
Feb 20241511761131130$77.25$1.72
Jan 202440082820$74.15$3.18
Dec 2023671821071070$71.90$2.52
Nov 202335089890$77.69$2.71
Oct 20236801021020$85.64$2.98
Sep 20236902922920$89.43$2.64
Aug 2023751772512510$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

OperatorZarvona Energy LLCFieldDouble A Wells, N (Austin Chalk)CountyPolk County

Zarvona Energy LLC in Polk County

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Double A Wells, N (Austin Chalk) field

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