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Royalty Clerk

Texas gas well

Producing

GRISSOM

Grissom is a gas well in Culberson County, Texas, operated by Cog Operating LLC in the Ford, West (Wolfcamp) field.

1 well

179,497mcf gas, last 12 months+117% vs prior year
RRC lease
08-281738

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Where it sits

This county

Culberson CountyCulbersonCulberson County
Culberson County
Oil, last 12 months
9,390 bbl
Gas in Jul 2026
4,614 mcf

Production by month

Gas output rose 117% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output rose 117% over the last 12 monthsMonthly gas production and oil for GRISSOM, Aug 2023 to Jul 2026. Gas output rose 117% over the last 12 months. 179,497 mcf in the 12 months through Jul 2026, against 82,881 mcf in the 12 months before.Last 12 months: 179,497 mcfmcf per monthbbl per month0010k50020k1,00030k1,50040k2,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output rose 117% over the last 12 monthsMonthly gas production and oil for GRISSOM, Aug 2023 to Jul 2026. Gas output rose 117% over the last 12 months. 179,497 mcf in the 12 months through Jul 2026, against 82,881 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month0010k50020k1,00030k1,50040k2,000Jan 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

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
All of the gas went to a processing plant in the last 12 monthsShare of GRISSOM 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 GRISSOM 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 GRISSOM
API numberWell no.Status
42-109-329481823HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCCondensateGathers100May 1, 2026–
Delaware Basin Midstream LLCGas-well gasBuys100May 1, 2023–
Delaware Basin Midstream LLCGas-well gasGathers100May 1, 2023–
Energy Trans Crude Marketing LLCCondensateGathers50Apr 28, 2026May 1, 2026
Plains Pipeline L.p.CondensateGathers50Apr 28, 2026May 1, 2026
Plains Pipeline L.p.CondensateGathers100May 1, 2023Apr 28, 2026
Frontier Energy Services, LLCCondensateGathers100Nov 18, 2016May 1, 2023
Delaware Basin Midstream, LLCGas-well gasGathers100Nov 18, 2016May 1, 2023
Delaware Basin Midstream, LLCGas-well gasBuys100Nov 18, 2016May 1, 2023

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

484.70 acres on the newest permit

Permits for Grissom
API numberWell no.Acreson the permit
42-109-329481823H484.70

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

What ConocoPhillips told investors it received

Cog Operating LLC is linked to ConocoPhillips (COP).
Realized prices reported by ConocoPhillips
QuarterOil$ per bblFiling
Q2 2026$99.40SEC filing
Q1 2026$73.47SEC filing
Q3 2025$66.13SEC filing
Q2 2025$64.23SEC filing
Q1 2025$71.65SEC filing
Q3 2024$76.77SEC filing

SourceConocoPhillips quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for GRISSOM
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262102824,6144,6140$80.46$2.89
Jun 202689799315,10915,1090$84.81$3.15
May 202689876814,77014,7700$102.13$2.94
Apr 20261,0381,06718,28018,2800$100.32$2.77
Mar 20261,1091,40922,52422,5240$91.38$3.04
Feb 20261,4661,38229,03929,0390$64.51$3.62
Jan 20265366487,2627,2620$60.04$7.72
Dec 20251,6361,23026,46526,4650$57.97$4.26
Nov 20252465683,8413,8410$60.06$3.79
Oct 20256061,07214,40414,4040$60.89$3.19
Sep 202553666119,60519,6050$63.96$2.97
Aug 202521203,5843,5840$64.86$2.91
Jul 202500000$68.39$3.20
Jun 202520000$68.17$3.02
May 20259001,8391,79049$62.17$3.12
Apr 202581479522,80422,8040$63.54$3.42
Mar 20251,08965626,15326,1530$68.24$4.12
Feb 202500000$71.53$4.19
Jan 202500000$75.74$4.13
Dec 202400000$70.12$3.01
Nov 2024320000$69.95$2.12
Oct 20240287000$71.99$2.20
Sep 20243726727,8647,8640$70.24$2.28
Aug 20241,4291,18124,22124,2210$76.68$1.99
Jul 202482964116,95516,6640$81.80$2.07
Jun 202470856714,14913,5900$79.77$2.54
May 20241,0631,146000$80.02$2.12
Apr 20241,0671,05625,50424,3790$85.35$1.60
Mar 20241,6252,00225,97525,0980$81.28$1.49
Feb 202485259018,16117,68613$77.25$1.72
Jan 202456557026,24825,4580$74.15$3.18
Dec 20231,1141,25734,47633,4790$71.90$2.52
Nov 202374877120,87319,8530$77.69$2.71
Oct 20231,05795831,07729,4780$85.64$2.98
Sep 20231,04587529,18627,7980$89.43$2.64
Aug 20234504261911740$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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Cog Operating LLC in Culberson County

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