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Texas oil lease

Producing

CORMAC 17-20

Cormac 17-20 is an oil lease in Reagan County, Texas, operated by Pioneer Natural Res. USA, Inc. in the Spraberry (Trend Area) R 40 Exc field.

1 well

9,595bbl oil, last 12 months−36% vs prior year
Operator
Pioneer Natural Res. USA, Inc.
County
Reagan County
Field
Spraberry (Trend Area) R 40 Exc
RRC lease
7C-19305

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Where it sits

This county

Reagan CountyReaganIrionSterlingUptonMidlandGlasscockReagan County
Reagan County
Gas, last 12 months
84,361 mcf
Oil in Jul 2026
7 bbl

Checks stopped on this lease?

  • Sales

    Sales over the last 3 months fell to 9% of the 9 months before.

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

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Production by month

Oil output fell 36% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 36% over the last 12 monthsMonthly oil production and gas for CORMAC 17-20, Aug 2023 to Jul 2026. Oil output fell 36% over the last 12 months. 9,595 bbl in the 12 months through Jul 2026, against 15,072 bbl in the 12 months before.Last 12 months: 9,595 bblbbl per monthmcf per month005005,0001,00010k1,50015k2,00020kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 36% over the last 12 monthsMonthly oil production and gas for CORMAC 17-20, Aug 2023 to Jul 2026. Oil output fell 36% over the last 12 months. 9,595 bbl in the 12 months through Jul 2026, against 15,072 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005005,0001,00010k1,50015k2,00020kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

95% of the gas went to a processing plant in the last 12 months

Flaring peaked at 5.7% of the gas in Feb 2025.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
95% of the gas went to a processing plant in the last 12 monthsShare of CORMAC 17-20 gas by disposition code each month, Aug 2023 to Jul 2026. 95% of the gas went to a processing plant in the last 12 months. Flaring peaked at 5.7% of the gas in Feb 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 5.7%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
95% of the gas went to a processing plant in the last 12 monthsShare of CORMAC 17-20 gas by disposition code each month, Aug 2023 to Jul 2026. 95% of the gas went to a processing plant in the last 12 months. Flaring peaked at 5.7% of the gas in Feb 2025.Share of gas by disposition code0%50%100%Flared 5.7%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    95% · 88,702 mcf

  • Lease fuel (1)

    4.2% · 3,945 mcf

  • Flared (4)

    0.3% · 264 mcf

0.3% of the gas flared in the last 12 months. One month above 3%.

Who has run this lease

The operator changed once, most recently in Feb 2021

Operators of this lease over timeParsley Energy Operations, LLC, Jan 2020 to Jan 2021; Pioneer Natural Res. USA, Inc., Feb 2021 to Jul 20262020202120222023202420252026Changed Feb 2021Parsley Energy Operations, LLCJan 2020 to Jan 2021Pioneer Natural Res. USA, Inc.Feb 2021 to now
Operators of this lease over timeParsley Energy Operations, LLC, Jan 2020 to Jan 2021; Pioneer Natural Res. USA, Inc., Feb 2021 to Jul 20262020202120222023202420252026Changed Feb 2021Parsley Energy Operations, LLCJan 2020 to Jan 2021Pioneer Natural Res. USA, Inc.Feb 2021 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on CORMAC 17-20
API numberWell no.Status
42-383-395864415HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Medallion Operating Company, LLCOilGathers50Feb 1, 2017
Shell Trading (Us) CompanyOilGathers50Feb 1, 2017
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100May 18, 2016
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100May 18, 2016

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

Who buys my oilOil price check

645.10 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 Cormac 17-20
API numberWell no.Acreson the permit
42-383-395864415H645.10

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for CORMAC 17-20
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Pioneer Natural715330$80.46$2.89
Jun 2026Pioneer Natural231219190$84.81$3.15
May 2026Pioneer Natural0255000$102.13$2.94
Apr 2026Pioneer Natural1,0499575,2475,0470$100.32$2.77
Mar 2026Pioneer Natural5176195024080$91.38$3.04
Feb 2026Pioneer Natural1,2681,2265,0374,8450$64.51$3.62
Jan 2026Pioneer Natural9691,0091,1367482$60.04$7.72
Dec 2025Pioneer Natural1,0361,02516,73015,901161$57.97$4.26
Nov 2025Pioneer Natural98598613,31412,698101$60.06$3.79
Oct 2025Pioneer Natural1,2391,24413,40512,9170$60.89$3.19
Sep 2025Pioneer Natural1,2711,27315,07914,5300$63.96$2.97
Aug 2025Pioneer Natural1,2311,22013,88913,3700$64.86$2.91
Jul 2025Pioneer Natural8258188,5508,2160$68.39$3.20
Jun 2025Pioneer Natural1,1811,18714,25513,7520$68.17$3.02
May 2025Pioneer Natural1,2671,30515,18714,6190$62.17$3.12
Apr 2025Pioneer Natural1,2381,17214,38313,8970$63.54$3.42
Mar 2025Pioneer Natural1,3211,37316,33515,7310$68.24$4.12
Feb 2025Pioneer Natural1,3931,33311,75410,344670$71.53$4.19
Jan 2025Pioneer Natural1,3811,34716,56415,7470$75.74$4.13
Dec 2024Pioneer Natural1,1511,18114,02613,3850$70.12$3.01
Nov 2024Pioneer Natural1,0341,02610,99410,4670$69.95$2.12
Oct 2024Pioneer Natural1,4011,39416,36915,6100$71.99$2.20
Sep 2024Pioneer Natural1,3781,42814,98414,2960$70.24$2.28
Aug 2024Pioneer Natural1,5021,45415,69614,9683$76.68$1.99
Jul 2024Pioneer Natural1,5461,54815,51914,7950$81.80$2.07
Jun 2024Pioneer Natural1,2691,30913,23312,5450$79.77$2.54
May 2024Pioneer Natural1,3961,38513,67312,839114$80.02$2.12
Apr 2024Pioneer Natural1,4251,51613,05412,3220$85.35$1.60
Mar 2024Pioneer Natural1,4691,36817,32415,8540$81.28$1.49
Feb 2024Pioneer Natural1,4721,42615,66314,9950$77.25$1.72
Jan 2024Pioneer Natural1,6241,62117,14916,4380$74.15$3.18
Dec 2023Pioneer Natural1,4491,49416,88216,1940$71.90$2.52
Nov 2023Pioneer Natural1,6011,63818,39617,66413$77.69$2.71
Oct 2023Pioneer Natural1,6491,63319,96319,2301$85.64$2.98
Sep 2023Pioneer Natural1,6631,60818,28217,6330$89.43$2.64
Aug 2023Pioneer Natural1,2631,26913,07512,52411$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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Nearby

This lease belongs to

OperatorPioneer Natural Res. USA, Inc.FieldSpraberry (Trend Area) R 40 ExcCountyReagan County

Pioneer Natural Res. USA, Inc. in Reagan County

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Spraberry (Trend Area) R 40 Exc field

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