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ANDREWS UNIVERSITY 28

Andrews University 28 is an oil lease in Andrews County, Texas, operated by Sabalo II Operating, LLC in the Spraberry (Trend Area) field.

16 wells

418bbl oil, last 12 months−58% vs prior year
Operator
Sabalo II Operating, LLC
County
Andrews County
Field
Spraberry (Trend Area)
RRC lease
08-38985

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Where it sits

This county

Andrews CountyAndrewsMartinGainesDawsonAndrews County
Andrews County
Gas, last 12 months
5,793 mcf
Oil in Jul 2026
33 bbl

Checks stopped on this lease?

  • 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

Oil output fell 58% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 58% over the last 12 monthsMonthly oil production and gas for ANDREWS UNIVERSITY 28, Aug 2023 to Jul 2026. Oil output fell 58% over the last 12 months. 418 bbl in the 12 months through Jul 2026, against 990 bbl in the 12 months before.Last 12 months: 418 bblbbl per monthmcf per month00502501005001507502001,0002501,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 58% over the last 12 monthsMonthly oil production and gas for ANDREWS UNIVERSITY 28, Aug 2023 to Jul 2026. Oil output fell 58% over the last 12 months. 418 bbl in the 12 months through Jul 2026, against 990 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month00502501005001507502001,0002501,250Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

76% of the gas went to a processing plant in the last 12 months

Flaring peaked at 86.8% of the gas in Jun 2025.

  • Processing plant (3)
  • Flared (4)
76% of the gas went to a processing plant in the last 12 monthsShare of ANDREWS UNIVERSITY 28 gas by disposition code each month, Aug 2023 to Jul 2026. 76% of the gas went to a processing plant in the last 12 months. Flaring peaked at 86.8% of the gas in Jun 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 86.8%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
76% of the gas went to a processing plant in the last 12 monthsShare of ANDREWS UNIVERSITY 28 gas by disposition code each month, Aug 2023 to Jul 2026. 76% of the gas went to a processing plant in the last 12 months. Flaring peaked at 86.8% of the gas in Jun 2025.Share of gas by disposition code0%50%100%Flared 86.8%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    76% · 4,423 mcf

  • Flared (4)

    24% · 1,370 mcf

23.6% of the gas flared in the last 12 months. 29 months above 3%.

Who has run this lease

The operator changed 2 times, most recently in Jun 2024

Operators of this lease over timeThrone Petroleum Resources LLC, Jan 2020 to Aug 2021; Montrose Operating LLC, Sep 2021 to May 2024; Sabalo II Operating, LLC, Jun 2024 to Jul 20262020202120222023202420252026Changed Sep 2021Changed Jun 2024Throne Petroleum Resources LLCJan 2020 to Aug 2021Montrose Operating LLCSep 2021 to May 2024Sabalo II Operating, LLCJun 2024 to now
Operators of this lease over timeThrone Petroleum Resources LLC, Jan 2020 to Aug 2021; Montrose Operating LLC, Sep 2021 to May 2024; Sabalo II Operating, LLC, Jun 2024 to Jul 20262020202120222023202420252026Changed Sep 2021Changed Jun 2024Throne Petroleum Resources LLCJan 2020 to Aug 2021Montrose Operating LLCSep 2021 to May 2024Sabalo II Operating, LLCJun 2024 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

16 wells on this lease

Wells on ANDREWS UNIVERSITY 28
API numberWell no.Status
42-003-404231Shut-in
42-003-411292Shut-in
42-003-411303Shut-in
42-003-412644Shut-in
42-003-412655Shut-in
42-003-412666Shut-in
42-003-412677Shut-in
42-003-412688Shut-in
42-003-4188711Shut-in
42-003-4188812Shut-in
42-003-4188913Shut-in
42-003-4189014Shut-in
42-003-424349Shut-in
42-003-4243510Shut-in
42-003-4244515Shut-in
42-003-4244616Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCOilGathers40Feb 24, 2026–
Midcon Gathering LLCOilGathers30Feb 24, 2026–
Plains Marketing, L.p.OilGathers30Feb 24, 2026–
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Midcon Gathering LLCOilGathers100Feb 25, 2025Feb 24, 2026
Ngl Crude Logistics, LLCOilGathers100May 1, 2018Feb 25, 2025

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

Who buys my oilOil price check

647.30 acres on the newest permit

  • Good to know

    16 wells are listed on this lease

    Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

  • 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 Andrews University 28
API numberWell no.Acreson the permit
42-003-4243510647.30
42-003-424349647.30
42-003-4244515647.30
42-003-4244616647.30
42-003-412655647.30
42-003-4188711647.30
42-003-4188812647.30
42-003-4189014647.30
42-003-4188913647.30
42-003-411303647.30
42-003-412644647.30
42-003-412666647.30

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for ANDREWS UNIVERSITY 28
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Sabalo II330491218273$80.46$2.89
Jun 2026Sabalo II36038332558$84.81$3.15
May 2026Sabalo II4515838832761$102.13$2.94
Apr 2026Sabalo II3604003937$100.32$2.77
Mar 2026Sabalo II380507307200$91.38$3.04
Feb 2026Sabalo II340479355124$64.51$3.62
Jan 2026Sabalo II41166555442113$60.04$7.72
Dec 2025Sabalo II250687400287$57.97$4.26
Nov 2025Sabalo II47038730879$60.06$3.79
Oct 2025Sabalo II22033428648$60.89$3.19
Sep 2025Sabalo II310343243100$63.96$2.97
Aug 2025Sabalo II30083981920$64.86$2.91
Jul 2025Sabalo II3518235130645$68.39$3.20
Jun 2025Sabalo II64063684552$68.17$3.02
May 2025Sabalo II114189710367343$62.17$3.12
Apr 2025Sabalo II640633388245$63.54$3.42
Mar 2025Sabalo II500621439182$68.24$4.12
Feb 2025Sabalo II6217369668016$71.53$4.19
Jan 2025Sabalo II86074468955$75.74$4.13
Dec 2024Sabalo II64074567372$70.12$3.01
Nov 2024Sabalo II85174802593209$69.95$2.12
Oct 2024Sabalo II7718589381875$71.99$2.20
Sep 2024Sabalo II1630938666272$70.24$2.28
Aug 2024Sabalo II126189998529469$76.68$1.99
Jul 2024Sabalo II1771831,008762246$81.80$2.07
Jun 2024Sabalo II7501,0841,0813$79.77$2.54
May 2024Montrose Operating1441831,01096149$80.02$2.12
Apr 2024Montrose Operating1341871,0311,01714$85.35$1.60
Mar 2024Montrose Operating2061811,0851,0778$81.28$1.49
Feb 2024Montrose Operating16219298090278$77.25$1.72
Jan 2024Montrose Operating167192346206140$74.15$3.18
Dec 2023Montrose Operating176190860257603$71.90$2.52
Nov 2023Montrose Operating1030791691100$77.69$2.71
Oct 2023Montrose Operating2183711,134822312$85.64$2.98
Sep 2023Montrose Operating2331831,1231,000123$89.43$2.64
Aug 2023Montrose Operating9401,1361,10333$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

OperatorSabalo II Operating, LLCFieldSpraberry (Trend Area)CountyAndrews County

Sabalo II Operating, LLC in Andrews County

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Spraberry (Trend Area) field

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