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UNIVERSITY (S) "8A"

University (S) "8A" is an oil lease in Andrews County, Texas, operated by Olsen Energy Inc. in the Fullerton (San Andres) field.

1 well

475bbl oil, last 12 months−41% vs prior year
Operator
Olsen Energy Inc.
County
Andrews County
Field
Fullerton (San Andres)
RRC lease
08-28720

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Where it sits

This county

Andrews CountyAndrewsMartinGainesDawsonAndrews County
Andrews County
Gas, last 12 months
203 mcf
Oil in Jul 2026
0 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Olsen Energy Inc. took over from Silver Cross Energy Partners LLC in Jan 2025.

  • Sales

    No sales reported for the last 5 months of state data (through Jul 2026).

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

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Production by month

Oil output fell 41% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 41% over the last 12 monthsMonthly oil production and gas for UNIVERSITY (S) "8A", Aug 2023 to Jul 2026. Oil output fell 41% over the last 12 months. 475 bbl in the 12 months through Jul 2026, against 808 bbl in the 12 months before.Last 12 months: 475 bblbbl per monthmcf per month0025205040756010080Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 41% over the last 12 monthsMonthly oil production and gas for UNIVERSITY (S) "8A", Aug 2023 to Jul 2026. Oil output fell 41% over the last 12 months. 475 bbl in the 12 months through Jul 2026, against 808 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0025205040756010080Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plant

  • Processing plant (3)
  • Transmission line (2)
Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plantShare of UNIVERSITY (S) "8A" gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plant.Share of the lease’s gas by disposition code, per month0%50%100%Jan 2025: plant to lineOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plantShare of UNIVERSITY (S) "8A" gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2025 the lease's gas goes to a transmission line instead of a processing plant.Share of gas by disposition code0%50%100%Jan 25: plant to lineJan 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 Jan 2025

Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Nov 2023; Silver Cross Energy Partners LLC, Dec 2023 to Dec 2024; Olsen Energy Inc., Jan 2025 to Jul 20262020202120222023202420252026Changed Dec 2023Changed Jan 2025Endeavor Energy Resources L.P.Jan 2020 to Nov 2023Silver Cross Energy Partners…Dec 2023 to Dec 2024Olsen Energy Inc.Jan 2025 to now
Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Nov 2023; Silver Cross Energy Partners LLC, Dec 2023 to Dec 2024; Olsen Energy Inc., Jan 2025 to Jul 20262020202120222023202420252026Changed Dec 2023Changed Jan 2025Endeavor Energy Resources L.P.Jan 2020 to Nov 2023Silver Cross Energy Partners LLCDec 2023 to Dec 2024Olsen Energy Inc.Jan 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on UNIVERSITY (S) "8A"
API numberWell no.Status
42-003-335946Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Oasis Transp & Marketing Corp.OilGathers100Dec 1, 2023–
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Sentinel Transportation, LLCOilGathers100Jan 1, 2004Dec 1, 2023

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

Who buys my oilOil price check

160 acres on the newest permit

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for University (S) "8A"
API numberWell no.Acreson the permit
42-003-335946160

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for UNIVERSITY (S) "8A"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Olsen Energy00000$80.46$2.89
Jun 2026Olsen Energy00000$84.81$3.15
May 2026Olsen Energy00000$102.13$2.94
Apr 2026Olsen Energy00000$100.32$2.77
Mar 2026Olsen Energy00000$91.38$3.04
Feb 2026Olsen Energy449813130$64.51$3.62
Jan 2026Olsen Energy737920200$60.04$7.72
Dec 2025Olsen Energy795032320$57.97$4.26
Nov 2025Olsen Energy927848480$60.06$3.79
Oct 2025Olsen Energy325338380$60.89$3.19
Sep 2025Olsen Energy777452520$63.96$2.97
Aug 2025Olsen Energy7874000$64.86$2.91
Jul 2025Olsen Energy807857570$68.39$3.20
Jun 2025Olsen Energy748051510$68.17$3.02
May 2025Olsen Energy262535350$62.17$3.12
Apr 2025Olsen Energy424935350$63.54$3.42
Mar 2025Olsen Energy327741410$68.24$4.12
Feb 2025Olsen Energy9310036360$71.53$4.19
Jan 2025Olsen Energy564642420$75.74$4.13
Dec 2024Silver Cross892756560$70.12$3.01
Nov 2024Silver Cross808354540$69.95$2.12
Oct 2024Silver Cross7910362620$71.99$2.20
Sep 2024Silver Cross836951510$70.24$2.28
Aug 2024Silver Cross7478000$76.68$1.99
Jul 2024Silver Cross785233330$81.80$2.07
Jun 2024Silver Cross869567670$79.77$2.54
May 2024Silver Cross829665650$80.02$2.12
Apr 2024Silver Cross869371710$85.35$1.60
Mar 2024Silver Cross867861610$81.28$1.49
Feb 2024Silver Cross9410647470$77.25$1.72
Jan 2024Silver Cross10010363630$74.15$3.18
Dec 2023Silver Cross1007367670$71.90$2.52
Nov 2023Endeavor Energy9110544440$77.69$2.71
Oct 2023Endeavor Energy446740400$85.64$2.98
Sep 2023Endeavor Energy634438380$89.43$2.64
Aug 2023Endeavor Energy716511110$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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Nearby

This lease belongs to

OperatorOlsen Energy Inc.FieldFullerton (San Andres)CountyAndrews County

Olsen Energy Inc. in Andrews County

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Fullerton (San Andres) field

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