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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

50,876mcf gas, last 12 months−9% vs prior year
RRC lease
08-281536

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Where it sits

This county

Culberson CountyCulbersonCulberson County
Culberson County
Oil, last 12 months
4,045 bbl
Gas in Jul 2026
661 mcf

Production by month

Gas output fell 9% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 9% over the last 12 monthsMonthly gas production and oil for GRISSOM, Aug 2023 to Jul 2026. Gas output fell 9% over the last 12 months. 50,876 mcf in the 12 months through Jul 2026, against 55,834 mcf in the 12 months before.Last 12 months: 50,876 mcfmcf per monthbbl per month005,00025010k50015k75020k1,00025k1,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 9% over the last 12 monthsMonthly gas production and oil for GRISSOM, Aug 2023 to Jul 2026. Gas output fell 9% over the last 12 months. 50,876 mcf in the 12 months through Jul 2026, against 55,834 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month005,00025010k50015k75020k1,00025k1,250Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Apr 2024 the lease's gas goes to a processing plant instead of lease fuel

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Apr 2024 the lease's gas goes to a processing plant instead of lease fuelShare of GRISSOM gas by disposition code each month, Aug 2023 to Jul 2026. Since Apr 2024 the lease's gas goes to a processing plant instead of lease fuel.Share of the lease’s gas by disposition code, per month0%50%100%Apr 2024: fuel to plantOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Apr 2024 the lease's gas goes to a processing plant instead of lease fuelShare of GRISSOM gas by disposition code each month, Aug 2023 to Jul 2026. Since Apr 2024 the lease's gas goes to a processing plant instead of lease fuel.Share of gas by disposition code0%50%100%Apr 24: fuel to plantJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    99% · 58,302 mcf

  • Lease fuel (1)

    0.7% · 410 mcf

1 well on this lease

Wells on GRISSOM
API numberWell no.Status
42-109-327021822HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Plains Marketing, L.p.CondensateGathers50Apr 1, 2025–
Plains Pipeline L.p.CondensateGathers50Apr 1, 2025–
Delaware Basin Midstream LLCGas-well gasBuys100May 1, 2023–
Delaware Basin Midstream LLCGas-well gasGathers100May 1, 2023–
Plains Pipeline L.p.CondensateGathers100May 1, 2023Apr 1, 2025
Plains Marketing, L.p.CondensateGathers100Nov 6, 2017May 1, 2023
Delaware Basin Midstream, LLCGas-well gasGathers100Jun 17, 2016May 1, 2023
Delaware Basin Midstream, LLCGas-well gasBuys100Jun 17, 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
42-109-327021822H484.70

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 20266506615990$80.46$2.89
Jun 20263683682,7852,7250$84.81$3.15
May 20264543714,5274,4650$102.13$2.94
Apr 20264273734,3324,2720$100.32$2.77
Mar 20264077285,8305,7680$91.38$3.04
Feb 20267053717,5807,5260$64.51$3.62
Jan 20262254902,4002,3500$60.04$7.72
Dec 20256777527,1657,1650$57.97$4.26
Nov 202500000$60.06$3.79
Oct 202520905,0415,0410$60.89$3.19
Sep 20254227378,5628,5620$63.96$2.97
Aug 20258601,9931,9930$64.86$2.91
Jul 20253783687,8367,8360$68.39$3.20
Jun 20253757387,7177,7170$68.17$3.02
May 20251,08274020,72920,7290$62.17$3.12
Apr 202575673713,49213,4920$63.54$3.42
Mar 2025006,0546,0540$68.24$4.12
Feb 202500000$71.53$4.19
Jan 202500000$75.74$4.13
Dec 202400000$70.12$3.01
Nov 202400220$69.95$2.12
Oct 202400000$71.99$2.20
Sep 202400440$70.24$2.28
Aug 202400000$76.68$1.99
Jul 202400770$81.80$2.07
Jun 20240052520$79.77$2.54
May 2024500000$80.02$2.12
Apr 202413602,4402,4400$85.35$1.60
Mar 2024893761,3686780$81.28$1.49
Feb 202420103,8743,0040$77.25$1.72
Jan 20243433804,9454,0150$74.15$3.18
Dec 20236557476,8055,8750$71.90$2.52
Nov 20237197489,7288,8280$77.69$2.71
Oct 20237301,1097,5116,5810$85.64$2.98
Sep 202336605,3294,4290$89.43$2.64
Aug 20233101,74879721$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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