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Texas oil lease

Producing

DOLPHIN 12

Dolphin 12 is an oil lease in Glasscock County, Texas, operated by Apache Corporation in the Spraberry (Trend Area) field.

4 wells

2,603bbl oil, last 12 months+6% vs prior year
Operator
Apache Corporation
County
Glasscock County
Field
Spraberry (Trend Area)
RRC lease
08-40926

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Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
17,808 mcf
Oil in Jul 2026
216 bbl

Production by month

Oil output rose 6% over the last 12 months

Jun 2026 was not reported.

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 6% over the last 12 monthsMonthly oil production and gas for DOLPHIN 12, Aug 2023 to Jul 2026. Oil output rose 6% over the last 12 months. 2,379 bbl in the 12 months through Jul 2026, against 2,252 bbl in the 12 months before.Last 12 months: 2,379 bblbbl per monthmcf per month00501,0001002,0001503,0002004,0002505,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 6% over the last 12 monthsMonthly oil production and gas for DOLPHIN 12, Aug 2023 to Jul 2026. Oil output rose 6% over the last 12 months. 2,379 bbl in the 12 months through Jul 2026, against 2,252 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month00501,0001002,0001503,0002004,0002505,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

97% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
97% of the gas went to a processing plant in the last 12 monthsShare of DOLPHIN 12 gas by disposition code each month, Aug 2023 to Jul 2026. 97% of the gas went to a processing plant in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
97% of the gas went to a processing plant in the last 12 monthsShare of DOLPHIN 12 gas by disposition code each month, Aug 2023 to Jul 2026. 97% of the gas went to a processing plant 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.

  • Processing plant (3)

    97% · 17,333 mcf

  • Lease fuel (1)

    2.4% · 423 mcf

  • Transmission line (2)

    0.3% · 52 mcf

4 wells on this lease

Wells on DOLPHIN 12
API numberWell no.Status
42-173-337781Active
42-173-344423Active
42-173-348704Active
42-173-356605Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Medallion Operating Company, LLCOilGathers100Mar 1, 2025–
Enlink Gas Marketing, LPCasinghead gasBuys100Mar 1, 2025–
Apache CorporationCasinghead gasGathers100Mar 1, 2012–
Apache CorporationCasinghead gasBuys50Mar 1, 2012Mar 1, 2025
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys50Nov 1, 2015Mar 1, 2025
Energy Trans Crude Marketing LLCOilGathers25Jul 1, 2021Mar 1, 2025
Energy Transfer Marketing & TermOilGathers25Dec 1, 2022Mar 1, 2025
Plains Marketing, L.p.OilGathers50Mar 1, 2012Mar 1, 2025
Sunoco Ptnrs. Mktg.&terminals LPOilGathers25Jul 1, 2021Dec 1, 2022

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

Who buys my oilOil price check

242.96 acres on the newest permit

Permits for Dolphin 12
API numberWell no.Acreson the permit
42-173-356605242.96
42-173-348704242.96
42-173-344423238.96
42-173-337781238.96

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

Unit decimal checker

What APA Corporation told investors it received

Apache Corporation is linked to APA Corporation (APA).
Realized prices reported by APA Corporation
QuarterOil$ per bblFiling
Q2 2026$98.24SEC filing
Q1 2026$78.69SEC filing
Q4 2025$61.03SEC filing
Q3 2025$67.43SEC filing
Q2 2025$65.58SEC filing
Q1 2025$73.73SEC filing

SourceAPA Corporation quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for DOLPHIN 12
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262163472,4172,4170$80.46$2.89
Jun 2026No report filed–––––$84.81$3.15
May 20262301382,4752,4750$102.13$2.94
Apr 20262004451,2611,2610$100.32$2.77
Mar 2026241842,0672,0670$91.38$3.04
Feb 20262023581,5041,4260$64.51$3.62
Jan 2026223411,1841,0970$60.04$7.72
Dec 20252203581,1651,0780$57.97$4.26
Nov 2025180211,1381,0540$60.06$3.79
Oct 20252203591,2041,1170$60.89$3.19
Sep 2025243781,0741,0740$63.96$2.97
Aug 20252043501,1751,1750$64.86$2.91
Jul 20252243531,1441,1440$68.39$3.20
Jun 2025209235245240$68.17$3.02
May 20251623557447440$62.17$3.12
Apr 2025183159829820$63.54$3.42
Mar 20251423052,5512,5510$68.24$4.12
Feb 202519202,2912,2130$71.53$4.19
Jan 20252103092,8192,7320$75.74$4.13
Dec 20241933332,7922,7050$70.12$3.01
Nov 202418302,1082,0240$69.95$2.12
Oct 20241873341,4101,3230$71.99$2.20
Sep 202419701,5671,5670$70.24$2.28
Aug 20241703031,4581,4580$76.68$1.99
Jul 202419701,7291,7290$81.80$2.07
Jun 20241863521,6621,6620$79.77$2.54
May 202419101,7221,7220$80.02$2.12
Apr 20242133271,5571,5570$85.35$1.60
Mar 20241713181,2801,2800$81.28$1.49
Feb 202419701,2421,1610$77.25$1.72
Jan 20242173191,2891,2020$74.15$3.18
Dec 202322501,3681,2810$71.90$2.52
Nov 20231833171,3341,2500$77.69$2.71
Oct 20231883131,5021,4150$85.64$2.98
Sep 202319611,4791,4790$89.43$2.64
Aug 20232003001,5641,5640$81.39$2.58

No report filed

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

OperatorApache CorporationFieldSpraberry (Trend Area)CountyGlasscock County

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