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Royalty Clerk

Texas gas well

Producing

I.V. MONTALVO 'C'

I.v. Montalvo 'C' is a gas well in Starr County, Texas, operated by Killam Oil Co., Ltd. in the Sun, North (DX-D) field.

Gas well dossier

35,454mcf gas, last 12 months+10% vs prior year
Operator
Killam Oil Co., Ltd.
County
Starr County
Field
Sun, North (DX-D)
RRC lease
04-298182

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Where it sits

This county

Starr CountyStarrBrooksJim HoggZapataHidalgoStarr County
Starr County
Gas in Jul 2026
2,258 mcf
Reporting since
May 2023

Production by month

Gas output rose 10% over the last 12 months

  • Gas (bars)
  • Last 12 months
Gas output rose 10% over the last 12 monthsMonthly gas production for I.V. MONTALVO 'C', Aug 2023 to Jul 2026. Gas output rose 10% over the last 12 months. 35,454 mcf in the 12 months through Jul 2026, against 32,254 mcf in the 12 months before.Last 12 months: 35,454 mcfmcf per month01,0002,0003,0004,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output rose 10% over the last 12 monthsMonthly gas production for I.V. MONTALVO 'C', Aug 2023 to Jul 2026. Gas output rose 10% over the last 12 months. 35,454 mcf in the 12 months through Jul 2026, against 32,254 mcf in the 12 months before.Last 12 monthsmcf per month01,0002,0003,0004,000Jan 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 I.V. MONTALVO 'C' 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 I.V. MONTALVO 'C' 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.

Wells on this lease

No wells are linked to this lease in our data

Production is still reported at lease level.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Gulfmark Energy, Inc.CondensateGathers100May 4, 2023
Killam Oil Co., Ltd.Gas-well gasBuys100May 4, 2023
Enterprise Products Operating LLCGas-well gasGathers100May 4, 2023

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

Who buys my oilOil price check

1,622.27 acres on the newest permit

Check your decimal on this lease
Permits for I.v. Montalvo 'C'
API numberWell no.Acreson the permit
42-427-34739551,622.27

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

Unit decimal checker

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36 months, newest first

Ledger for I.V. MONTALVO 'C'
MonthGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262,2582,2580$80.46$2.89
Jun 20262,2082,2080$84.81$3.15
May 20261,9501,9500$102.13$2.94
Apr 20263,0263,0260$100.32$2.77
Mar 20263,2583,2580$91.38$3.04
Feb 20263,1433,1430$64.51$3.62
Jan 20263,1153,1150$60.04$7.72
Dec 20253,5983,5980$57.97$4.26
Nov 20253,0983,0980$60.06$3.79
Oct 20253,4313,4310$60.89$3.19
Sep 20253,4193,4190$63.96$2.97
Aug 20252,9502,9500$64.86$2.91
Jul 20253,2053,2050$68.39$3.20
Jun 20252,9062,9060$68.17$3.02
May 20253,0683,0680$62.17$3.12
Apr 20252,7102,7100$63.54$3.42
Mar 20253,1503,1500$68.24$4.12
Feb 2025000$71.53$4.19
Jan 20253,0553,0550$75.74$4.13
Dec 20242,8632,8630$70.12$3.01
Nov 20242,8032,8030$69.95$2.12
Oct 20242,8992,8990$71.99$2.20
Sep 20242,6982,6980$70.24$2.28
Aug 20242,8972,8970$76.68$1.99
Jul 20243,1133,1130$81.80$2.07
Jun 20243,0333,0330$79.77$2.54
May 20242,4262,4260$80.02$2.12
Apr 20242,9782,9780$85.35$1.60
Mar 20241,8701,8700$81.28$1.49
Feb 20242,6632,6630$77.25$1.72
Jan 20242,9672,9670$74.15$3.18
Dec 20231,6681,6680$71.90$2.52
Nov 2023000$77.69$2.71
Oct 2023000$85.64$2.98
Sep 2023000$89.43$2.64
Aug 20235315310$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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This lease belongs to

OperatorKillam Oil Co., Ltd.FieldSun, North (DX-D)CountyStarr County

Killam Oil Co., Ltd. in Starr County

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Sun, North (DX-D) field

No other producing leases in this field are in our data yet.

New drilling permits in Starr County

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