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Texas oil lease

Producing

CIERVO

Ciervo is an oil lease in La Salle County, Texas, operated by Petrovybe Opco LLC in the Sun T S H (Olmos) field.

3 wells

176bbl oil, last 12 months−35% vs prior year
Operator
Petrovybe Opco LLC
County
La Salle County
Field
Sun T S H (Olmos)
RRC lease
01-14922

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Where it sits

This county

La Salle CountyLa SalleZavalaAtascosaMcMullenDimmitFrioLa Salle County
La Salle County
Gas, last 12 months
7,723 mcf
Oil in Jul 2026
0 bbl

Production by month

Oil output fell 35% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 35% over the last 12 monthsMonthly oil production and gas for CIERVO, Aug 2023 to Jul 2026. Oil output fell 35% over the last 12 months. 176 bbl in the 12 months through Jul 2026, against 271 bbl in the 12 months before.Last 12 months: 176 bblbbl per monthmcf per month0025500501,000751,5001002,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 35% over the last 12 monthsMonthly oil production and gas for CIERVO, Aug 2023 to Jul 2026. Oil output fell 35% over the last 12 months. 176 bbl in the 12 months through Jul 2026, against 271 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0025500501,000751,5001002,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

83% of the gas went to a transmission line in the last 12 months

  • Transmission line (2)
  • Lease fuel (1)
83% of the gas went to a transmission line in the last 12 monthsShare of CIERVO gas by disposition code each month, Aug 2023 to Jul 2026. 83% 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
83% of the gas went to a transmission line in the last 12 monthsShare of CIERVO gas by disposition code each month, Aug 2023 to Jul 2026. 83% 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.

  • Transmission line (2)

    83% · 11,780 mcf

  • Lease fuel (1)

    17% · 2,492 mcf

Who has run this lease

The operator changed once, most recently in Dec 2025

Operators of this lease over timeFletcher Operating, LLC, Jan 2020 to Nov 2025; Petrovybe Opco LLC, Dec 2025 to Jul 20262020202120222023202420252026Changed Dec 2025Fletcher Operating, LLCJan 2020 to Nov 2025Petrovybe Opco LLCDec 2025 to now
Operators of this lease over timeFletcher Operating, LLC, Jan 2020 to Nov 2025; Petrovybe Opco LLC, Dec 2025 to Jul 20262020202120222023202420252026Changed Dec 2025Fletcher Operating, LLCJan 2020 to Nov 2025Petrovybe Opco LLCDec 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

3 wells on this lease

Wells on CIERVO
API numberWell no.Status
42-283-320183Active
42-283-320316Active
42-283-320427Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Shell Trading (Us) CompanyOilGathers100Oct 1, 2016
Enterprise Hydrocarbons, L.p.Casinghead gasBuys100Oct 1, 2016
Enterprise Products Operating LLCCasinghead gasGathers100Jan 1, 2017

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

Who buys my oilOil price check

1,192.53 acres on the newest permit

Permits for Ciervo
API numberWell no.Acreson the permit
42-283-3204271,192.53
42-283-3203161,192.53
42-283-3201831,192.53

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for CIERVO
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Petrovybe Opco001,7041,0870$80.46$2.89
Jun 2026Petrovybe Opco00000$84.81$3.15
May 2026Petrovybe Opco00000$102.13$2.94
Apr 2026Petrovybe Opco00000$100.32$2.77
Mar 2026Petrovybe Opco00000$91.38$3.04
Feb 2026Petrovybe Opco00000$64.51$3.62
Jan 2026Petrovybe Opco00000$60.04$7.72
Dec 2025Petrovybe Opco864101,6741,6620$57.97$4.26
Nov 2025Fletcher Operating,0307727510$60.06$3.79
Oct 2025Fletcher Operating,3001,1729130$60.89$3.19
Sep 2025Fletcher Operating,3001,1659070$63.96$2.97
Aug 2025Fletcher Operating,3001,2369660$64.86$2.91
Jul 2025Fletcher Operating,3008798670$68.39$3.20
Jun 2025Fletcher Operating,3001,2509640$68.17$3.02
May 2025Fletcher Operating,3009098730$62.17$3.12
Apr 2025Fletcher Operating,3001,1969250$63.54$3.42
Mar 2025Fletcher Operating,3101,1689710$68.24$4.12
Feb 2025Fletcher Operating,2801,1478940$71.53$4.19
Jan 2025Fletcher Operating,3101,2829960$75.74$4.13
Dec 2024Fletcher Operating,3101,2371,0310$70.12$3.01
Nov 2024Fletcher Operating,3001,3391,0390$69.95$2.12
Oct 2024Fletcher Operating,001,4681,2430$71.99$2.20
Sep 2024Fletcher Operating,009759170$70.24$2.28
Aug 2024Fletcher Operating,008268160$76.68$1.99
Jul 2024Fletcher Operating,001,1049340$81.80$2.07
Jun 2024Fletcher Operating,001,4291,1990$79.77$2.54
May 2024Fletcher Operating,001,4561,2370$80.02$2.12
Apr 2024Fletcher Operating,001,1241,1020$85.35$1.60
Mar 2024Fletcher Operating,009128880$81.28$1.49
Feb 2024Fletcher Operating,41738828000$77.25$1.72
Jan 2024Fletcher Operating,005255200$74.15$3.18
Dec 2023Fletcher Operating,004183960$71.90$2.52
Nov 2023Fletcher Operating,004694210$77.69$2.71
Oct 2023Fletcher Operating,2804944720$85.64$2.98
Sep 2023Fletcher Operating,55552922730$89.43$2.64
Aug 2023Fletcher Operating,002922840$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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This lease belongs to

OperatorPetrovybe Opco LLCFieldSun T S H (Olmos)CountyLa Salle County

Petrovybe Opco LLC in La Salle County

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Sun T S H (Olmos) field

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