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Texas oil lease

Producing

MARY 18A-18-E

Mary 18A-18-E is an oil lease in Upton County, Texas, operated by Pioneer Natural Res. USA, Inc. in the Spraberry (Trend Area) R 40 Exc field.

1 well

6,681bbl oil, last 12 months+14% vs prior year
Operator
Pioneer Natural Res. USA, Inc.
County
Upton County
Field
Spraberry (Trend Area) R 40 Exc
RRC lease
7C-19291

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Where it sits

This county

Upton CountyUptonMidlandCraneGlasscockReaganEctorUpton County
Upton County
Gas, last 12 months
247,392 mcf
Oil in Jul 2026
418 bbl

Production by month

Oil output rose 14% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 14% over the last 12 monthsMonthly oil production and gas for MARY 18A-18-E, Aug 2023 to Jul 2026. Oil output rose 14% over the last 12 months. 6,681 bbl in the 12 months through Jul 2026, against 5,872 bbl in the 12 months before.Last 12 months: 6,681 bblbbl per monthmcf per month0025010k50020k75030k1,00040kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 14% over the last 12 monthsMonthly oil production and gas for MARY 18A-18-E, Aug 2023 to Jul 2026. Oil output rose 14% over the last 12 months. 6,681 bbl in the 12 months through Jul 2026, against 5,872 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0025010k50020k75030k1,00040kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

93% of the gas went to a processing plant in the last 12 months

Flaring peaked at 4.3% of the gas in Feb 2024.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
93% of the gas went to a processing plant in the last 12 monthsShare of MARY 18A-18-E gas by disposition code each month, Aug 2023 to Jul 2026. 93% of the gas went to a processing plant in the last 12 months. Flaring peaked at 4.3% of the gas in Feb 2024.Share of the lease’s gas by disposition code, per month0%50%100%Flared 4.3%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
93% of the gas went to a processing plant in the last 12 monthsShare of MARY 18A-18-E gas by disposition code each month, Aug 2023 to Jul 2026. 93% of the gas went to a processing plant in the last 12 months. Flaring peaked at 4.3% of the gas in Feb 2024.Share of gas by disposition code0%50%100%Flared 4.3%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    93% · 231,238 mcf

  • Lease fuel (1)

    5.3% · 13,220 mcf

  • Flared (4)

    1.2% · 2,934 mcf

1.2% of the gas flared in the last 12 months. 3 months 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 MARY 18A-18-E
API numberWell no.Status
42-461-402014409HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Medallion Operating Company, LLCOilGathers50Feb 19, 2016
Shell Pipeline Company LPOilGathers50Feb 19, 2016
Targa Pipeline Mid-Continent LLCCasinghead gasBuys100Feb 19, 2016
Targa Pipeline Mid-Continent LLCCasinghead gasGathers100Feb 19, 2016

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

Who buys my oilOil price check

581.70 acres on the newest permit

An allocation well is on this lease

Permits for Mary 18A-18-E
API numberWell no.Acreson the permit
42-461-402014409H581.70

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for MARY 18A-18-E
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Pioneer Natural41840315,51114,7120$80.46$2.89
Jun 2026Pioneer Natural37139711,37210,59737$84.81$3.15
May 2026Pioneer Natural48145522,90321,7300$102.13$2.94
Apr 2026Pioneer Natural40042014,88014,07531$100.32$2.77
Mar 2026Pioneer Natural63262623,05721,74078$91.38$3.04
Feb 2026Pioneer Natural30235420,82219,489288$64.51$3.62
Jan 2026Pioneer Natural59359626,94024,697903$60.04$7.72
Dec 2025Pioneer Natural73170625,53724,0980$57.97$4.26
Nov 2025Pioneer Natural71673025,98024,4780$60.06$3.79
Oct 2025Pioneer Natural72781026,66124,471850$60.89$3.19
Sep 2025Pioneer Natural67660318,47316,922527$63.96$2.97
Aug 2025Pioneer Natural63462315,25614,229220$64.86$2.91
Jul 2025Pioneer Natural68570714,00213,22849$68.39$3.20
Jun 2025Pioneer Natural76370712,06211,4510$68.17$3.02
May 2025Pioneer Natural7677978,2927,8250$62.17$3.12
Apr 2025Pioneer Natural8458276,7116,2892$63.54$3.42
Mar 2025Pioneer Natural8207867,5257,0460$68.24$4.12
Feb 2025Pioneer Natural39636134330$71.53$4.19
Jan 2025Pioneer Natural04000$75.74$4.13
Dec 2024Pioneer Natural7781550$70.12$3.01
Nov 2024Pioneer Natural114129770$69.95$2.12
Oct 2024Pioneer Natural26929568661618$71.99$2.20
Sep 2024Pioneer Natural6656647,0556,538161$70.24$2.28
Aug 2024Pioneer Natural4714776,2475,9129$76.68$1.99
Jul 2024Pioneer Natural6556589,4359,0330$81.80$2.07
Jun 2024Pioneer Natural7097109,7469,3090$79.77$2.54
May 2024Pioneer Natural6276055,7085,4396$80.02$2.12
Apr 2024Pioneer Natural4895156,9006,487103$85.35$1.60
Mar 2024Pioneer Natural76379310,0489,5920$81.28$1.49
Feb 2024Pioneer Natural75871412,70911,565552$77.25$1.72
Jan 2024Pioneer Natural84184615,92215,18331$74.15$3.18
Dec 2023Pioneer Natural85186512,45511,83727$71.90$2.52
Nov 2023Pioneer Natural89286011,82111,2390$77.69$2.71
Oct 2023Pioneer Natural85786915,94215,24143$85.64$2.98
Sep 2023Pioneer Natural85885914,56213,9760$89.43$2.64
Aug 2023Pioneer Natural71472511,64911,11948$81.39$2.58

Flared above 3%

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

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

Pioneer Natural Res. USA, Inc. in Upton County

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Spraberry (Trend Area) R 40 Exc field

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