Skip to content
Royalty Clerk

Texas gas well

Producing

ISAACS -209-

Isaacs -209- is a gas well in Hemphill County, Texas, operated by Mountainside Energy Operating, L in the Canadian, SW. (Granite Wash) field.

1 well

13,843mcf gas, last 12 months−26% vs prior year
Operator
Mountainside Energy Operating, L
County
Hemphill County
Field
Canadian, SW. (Granite Wash)
RRC lease
10-175848

Is your check right?

Check my statement

Where it sits

This county

Hemphill CountyHemphillLipscombRobertsOchiltreeHemphill County
Hemphill County
Oil, last 12 months
61 bbl
Gas in May 2026
872 mcf

Checks stopped on this lease?

  • Operator

    Operator changed: Mountainside Energy Operating, L took over from Highmark Energy Operating, LLC in Feb 2026.

  • Sales

    No sales reported for the last 2 months of state data (through Jul 2026).

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

See why checks stop on this lease

Production by month

Gas output fell 26% over the last 12 months

2 months were not reported.

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 26% over the last 12 monthsMonthly gas production and oil for ISAACS -209-, Aug 2023 to Jul 2026. Gas output fell 26% over the last 12 months. 11,193 mcf in the 12 months through Jul 2026, against 15,145 mcf in the 12 months before.Last 12 months: 11,193 mcfmcf per monthbbl per month00500201,000401,500602,00080Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 26% over the last 12 monthsMonthly gas production and oil for ISAACS -209-, Aug 2023 to Jul 2026. Gas output fell 26% over the last 12 months. 11,193 mcf in the 12 months through Jul 2026, against 15,145 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month00500201,000401,500602,00080Jan 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 ISAACS -209- 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 ISAACS -209- 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.

Who has run this lease

The operator changed 2 times, most recently in Feb 2026

Operators of this lease over timePantera Energy Company, Jan 2020 to Jul 2021; Highmark Energy Operating, LLC, Aug 2021 to Jan 2026; Mountainside Energy Operating, L, Feb 2026 to May 20262020202120222023202420252026Changed Aug 2021Changed Feb 2026Pantera Energy CompanyJan 2020 to Jul 2021Highmark Energy Operating, LLCAug 2021 to Jan 2026Mountainside Energy Operating…Feb 2026 to now
Operators of this lease over timePantera Energy Company, Jan 2020 to Jul 2021; Highmark Energy Operating, LLC, Aug 2021 to Jan 2026; Mountainside Energy Operating, L, Feb 2026 to May 20262020202120222023202420252026Changed Aug 2021Changed Feb 2026Pantera Energy CompanyJan 2020 to Jul 2021Highmark Energy Operating, LLCAug 2021 to Jan 2026Mountainside Energy Operating, LFeb 2026 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on ISAACS -209-
API numberWell no.Status
42-211-312793209Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Mission Petroleum Carriers, Inc.CondensateGathers100Aug 1, 2021–
Southwest Energy, L.p.Gas-well gasBuys100Aug 1, 2021–
Energy Transfer CompanyGas-well gasGathers100Aug 1, 2021–
Valero Marketing and Supply Co.CondensateGathers100Jan 1, 2003Aug 1, 2021
Targa Midstream Services LLCGas-well gasGathers100Oct 1, 2011Aug 1, 2021
Targa Midstream Services LLCGas-well gasBuys100Oct 1, 2011Aug 1, 2021

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

Who buys my oilOil price check

671.03 acres on the newest permit

Check your decimal on this lease
Permits for Isaacs -209-
API numberWell no.Acreson the permit
42-211-312793209671.03

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for ISAACS -209-
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report–––––$80.46$2.89
Jun 2026No report–––––$84.81$3.15
May 2026Mountainside Energy008728720$102.13$2.94
Apr 2026Mountainside Energy2408308300$100.32$2.77
Mar 2026Mountainside Energy001,1341,1340$91.38$3.04
Feb 2026Mountainside Energy0807957950$64.51$3.62
Jan 2026Highmark Energy001,0691,0690$60.04$7.72
Dec 2025Highmark Energy001,2831,2830$57.97$4.26
Nov 2025Highmark Energy001,2721,2720$60.06$3.79
Oct 2025Highmark Energy001,2961,2960$60.89$3.19
Sep 2025Highmark Energy001,2741,2740$63.96$2.97
Aug 2025Highmark Energy001,3681,3680$64.86$2.91
Jul 2025Highmark Energy001,4301,4300$68.39$3.20
Jun 2025Highmark Energy3701,2201,2200$68.17$3.02
May 2025Highmark Energy2801,3511,3510$62.17$3.12
Apr 2025Highmark Energy131931,3511,3510$63.54$3.42
Mar 2025Highmark Energy3501,2031,2030$68.24$4.12
Feb 2025Highmark Energy801,0791,0790$71.53$4.19
Jan 2025Highmark Energy1001,0531,0530$75.74$4.13
Dec 2024Highmark Energy6501,3121,3120$70.12$3.01
Nov 2024Highmark Energy001,2961,2960$69.95$2.12
Oct 2024Highmark Energy001,5311,5310$71.99$2.20
Sep 2024Highmark Energy001,0541,0540$70.24$2.28
Aug 2024Highmark Energy3001,2651,2650$76.68$1.99
Jul 2024Highmark Energy001,3011,3010$81.80$2.07
Jun 2024Highmark Energy1401,3401,3400$79.77$2.54
May 2024Highmark Energy5001,0891,0890$80.02$2.12
Apr 2024Highmark Energy192231,0851,0850$85.35$1.60
Mar 2024Highmark Energy001,2041,2040$81.28$1.49
Feb 2024Highmark Energy501,1751,1750$77.25$1.72
Jan 2024Highmark Energy1901,0861,0860$74.15$3.18
Dec 2023Highmark Energy1501,2141,2140$71.90$2.52
Nov 2023Highmark Energy4601,1601,1600$77.69$2.71
Oct 2023Highmark Energy001,3441,3440$85.64$2.98
Sep 2023Highmark Energy001,4221,4220$89.43$2.64
Aug 2023Highmark Energy1901,5261,5260$81.39$2.58

No report filed

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

How to check your stub against this lease Checks stopped on this lease? See the likely reasons

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorMountainside Energy Operating, LFieldCanadian, SW. (Granite Wash)CountyHemphill County

Mountainside Energy Operating, L in Hemphill County

All Mountainside Energy Operating, L leases →

Canadian, SW. (Granite Wash) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km