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Producing

SOLA VACA NORTE

Sola Vaca Norte is an oil lease in Zavala County, Texas, operated by U.S. Energy Development Corp in the Briscoe Ranch (Eagleford) field.

6 wells

67,506bbl oil, last 12 months−27% vs prior year
Operator
U.S. Energy Development Corp
County
Zavala County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-19798

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Where it sits

This county

Zavala CountyZavalaUvaldeKinneyMedinaFrioMaverickZavala County
Zavala County
Gas, last 12 months
267,202 mcf
Oil in Jul 2026
5,393 bbl

Checks stopped on this lease?

  • Buyer

    Buyer changed: ENTERPRISE HYDROCARBONS, L.P. replaced WILLIAMS MLP OPERATING LLC as the buyer of this lease's gas from oil wells on Oct 1, 2024.

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

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Production by month

Oil output fell 27% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 27% over the last 12 monthsMonthly oil production and gas for SOLA VACA NORTE, Aug 2023 to Jul 2026. Oil output fell 27% over the last 12 months. 67,506 bbl in the 12 months through Jul 2026, against 93,057 bbl in the 12 months before.Last 12 months: 67,506 bblbbl per monthmcf per month002,50010k5,00020k7,50030k10k40k12.5k50kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 27% over the last 12 monthsMonthly oil production and gas for SOLA VACA NORTE, Aug 2023 to Jul 2026. Oil output fell 27% over the last 12 months. 67,506 bbl in the 12 months through Jul 2026, against 93,057 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,50010k5,00020k7,50030k10k40k12.5k50kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

80% of the gas went to a transmission line in the last 12 months

Flaring peaked at 47.1% of the gas in Jan 2025.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
80% of the gas went to a transmission line in the last 12 monthsShare of SOLA VACA NORTE gas by disposition code each month, Aug 2023 to Jul 2026. 80% of the gas went to a transmission line in the last 12 months. Flaring peaked at 47.1% of the gas in Jan 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 47.1%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
80% of the gas went to a transmission line in the last 12 monthsShare of SOLA VACA NORTE gas by disposition code each month, Aug 2023 to Jul 2026. 80% of the gas went to a transmission line in the last 12 months. Flaring peaked at 47.1% of the gas in Jan 2025.Share of gas by disposition code0%50%100%Flared 47.1%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    80% · 214,817 mcf

  • Lease fuel (1)

    10% · 27,406 mcf

  • Flared (4)

    9.3% · 24,979 mcf

9.3% of the gas flared in the last 12 months. 18 months above 3%.

6 wells on this lease

Wells on SOLA VACA NORTE
API numberWell no.Status
42-507-33307A 1EFActive
42-507-33308A 2EFActive
42-507-33309A 3EFActive
42-507-33310A 4EFActive
42-507-33355A 5EFActive
42-507-33356A 6EFActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Plains Marketing, L.p.OilGathers100Sep 1, 2025–
Enterprise Hydrocarbons, L.p.Casinghead gasBuys100Oct 1, 2024–
Williams Mlp Operating LLCCasinghead gasGathers100Feb 1, 2021–
Apricus Enterprises, LLCOilGathers100Jan 1, 2025Sep 1, 2025
4J Energy, LLCOilGathers100Oct 1, 2024Jan 1, 2025
Williams Mlp Operating LLCCasinghead gasBuys100Feb 1, 2021Oct 1, 2024
Harvest Marketing & Trading, LLCOilGathers100Feb 1, 2023Oct 1, 2024
Shell Trading (Us) CompanyOilGathers100Feb 1, 2021Feb 1, 2023
Ace Gathering, Inc.OilGathers50May 1, 2020Feb 1, 2021

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

Who buys my oilOil price check

2,044.07 acres on the newest permit

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Permits for Sola Vaca Norte
API numberWell no.Acreson the permit
42-507-33355A 5EF2,044.07
42-507-33356A 6EF2,044.07
42-507-33308A 2EF2,044.07
42-507-33309A 3EF2,044.07
42-507-33310A 4EF2,044.07
42-507-33307A 1EF2,044.07

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

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36 months, newest first

Ledger for SOLA VACA NORTE
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20265,3935,54515,67712,924695$80.46$2.89
Jun 20265,1394,89615,80612,796920$84.81$3.15
May 20265,4295,69320,28212,3515,726$102.13$2.94
Apr 20265,5505,51616,43312,4321,898$100.32$2.77
Mar 20265,4265,27616,30713,541644$91.38$3.04
Feb 20264,2454,02313,87210,3051,758$64.51$3.62
Jan 20264,9895,25624,47320,4071,561$60.04$7.72
Dec 20255,7055,71226,87823,0581,159$57.97$4.26
Nov 20255,9376,00628,55223,7902,232$60.06$3.79
Oct 20255,9306,12127,40424,701164$60.89$3.19
Sep 20257,0136,86530,42022,1695,916$63.96$2.97
Aug 20256,7506,83131,09826,3432,306$64.86$2.91
Jul 20258,1658,15028,75225,2681,047$68.39$3.20
Jun 20257,1506,88921,13918,431745$68.17$3.02
May 20256,4946,13621,96319,599288$62.17$3.12
Apr 20256,3206,69322,25919,507564$63.54$3.42
Mar 20256,3906,33321,50019,4648$68.24$4.12
Feb 20256,4306,40525,30122,9040$71.53$4.19
Jan 20257,0617,20925,96611,29212,226$75.74$4.13
Dec 20247,4707,6165,9323,0260$70.12$3.01
Nov 20247,7187,45235,81133,11117$69.95$2.12
Oct 20248,1168,18235,51632,278766$71.99$2.20
Sep 20249,3529,35229,48727,419134$70.24$2.28
Aug 202412,39112,30032,28826,2084,312$76.68$1.99
Jul 20249,0299,27819,1298,5238,926$81.80$2.07
Jun 20247,6187,23210,1128,379198$79.77$2.54
May 20248,4038,65112,16410,061325$80.02$2.12
Apr 20248,3157,88212,64610,552336$85.35$1.60
Mar 20248,4929,10612,51510,649168$81.28$1.49
Feb 20247,4417,45412,96511,3380$77.25$1.72
Jan 20249,7009,72820,01717,90850$74.15$3.18
Dec 20237,9747,85516,88115,2920$71.90$2.52
Nov 20238,6748,6958,2646,482104$77.69$2.71
Oct 20238,7388,53221,13218,2831,304$85.64$2.98
Sep 20239,1469,23113,66312,34226$89.43$2.64
Aug 202310,25410,23912,61810,947405$81.39$2.58

Flared above 3%

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

OperatorU.S. Energy Development CorpFieldBriscoe Ranch (Eagleford)CountyZavala County

U.S. Energy Development Corp in Zavala County

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Briscoe Ranch (Eagleford) field

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