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Texas oil lease

Producing

RICHTER UNIT B ZAV

Richter Unit B Zav is an oil lease in Zavala County, Texas, operated by Exco Operating Company, LP in the Briscoe Ranch (Eagleford) field.

1 well

4,308bbl oil, last 12 months−11% vs prior year
Operator
Exco Operating Company, LP
County
Zavala County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-17215

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Where it sits

This county

Zavala CountyZavalaUvaldeKinneyMedinaFrioMaverickZavala County
Zavala County
Gas, last 12 months
3,488 mcf
Oil in Jul 2026
247 bbl

Production by month

Oil output fell 11% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 11% over the last 12 monthsMonthly oil production and gas for RICHTER UNIT B ZAV, Aug 2023 to Jul 2026. Oil output fell 11% over the last 12 months. 4,308 bbl in the 12 months through Jul 2026, against 4,859 bbl in the 12 months before.Last 12 months: 4,308 bblbbl per monthmcf per month002501005002007503001,0004001,250500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 11% over the last 12 monthsMonthly oil production and gas for RICHTER UNIT B ZAV, Aug 2023 to Jul 2026. Oil output fell 11% over the last 12 months. 4,308 bbl in the 12 months through Jul 2026, against 4,859 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002501005002007503001,0004001,250500Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

99% of the gas went to lease fuel in the last 12 months

Flaring peaked at 5.0% of the gas in Mar 2026.

  • Lease fuel (1)
  • Flared (4)
99% of the gas went to lease fuel in the last 12 monthsShare of RICHTER UNIT B ZAV gas by disposition code each month, Aug 2023 to Jul 2026. 99% of the gas went to lease fuel in the last 12 months. Flaring peaked at 5.0% of the gas in Mar 2026.Share of the lease’s gas by disposition code, per month0%50%100%Flared 5.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
99% of the gas went to lease fuel in the last 12 monthsShare of RICHTER UNIT B ZAV gas by disposition code each month, Aug 2023 to Jul 2026. 99% of the gas went to lease fuel in the last 12 months. Flaring peaked at 5.0% of the gas in Mar 2026.Share of gas by disposition code0%50%100%Flared 5.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Lease fuel (1)

    99% · 3,450 mcf

  • Flared (4)

    1.1% · 38 mcf

1.1% of the gas flared in the last 12 months. One month above 3%.

1 well on this lease

Wells on RICHTER UNIT B ZAV
API numberWell no.Status
42-507-328831HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCOilGathers100Jan 1, 2023–
Raider Marketing, LPCasinghead gasBuys100Jan 1, 2017–
Williams Mlp Operating LLCCasinghead gasGathers100Oct 1, 2015–
Eastex Crude CompanyOilGathers50Apr 27, 2018Jan 1, 2023
Flint Hills Resources, LPOilGathers50Apr 27, 2018Jan 1, 2023

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

Who buys my oilOil price check

480 acres on the newest permit

Check your decimal on this lease
Permits for Richter Unit B Zav
API numberWell no.Acreson the permit
42-507-328831H480

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for RICHTER UNIT B ZAV
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202624732226202$80.46$2.89
Jun 202637948030303$84.81$3.15
May 202642730431404$102.13$2.94
Apr 202672880630606$100.32$2.77
Mar 20261,03496617909$91.38$3.04
Feb 202622616127202$64.51$3.62
Jan 20265515531000$60.04$7.72
Dec 202565364031606$57.97$4.26
Nov 202577030101$60.06$3.79
Oct 20253031000$60.89$3.19
Sep 20257015630101$63.96$2.97
Aug 202540932631404$64.86$2.91
Jul 202538838131303$68.39$3.20
Jun 202541648530404$68.17$3.02
May 202539132925203$62.17$3.12
Apr 202552165130505$63.54$3.42
Mar 202528732027303$68.24$4.12
Feb 202558947428505$71.53$4.19
Jan 202523333327802$75.74$4.13
Dec 202437432831303$70.12$3.01
Nov 202440332830404$69.95$2.12
Oct 202464565631606$71.99$2.20
Sep 202419431922902$70.24$2.28
Aug 202441832327504$76.68$1.99
Jul 202443250231404$81.80$2.07
Jun 202447032430404$79.77$2.54
May 202443948931404$80.02$2.12
Apr 202445065030404$85.35$1.60
Mar 202417732826404$81.28$1.49
Feb 202458249622505$77.25$1.72
Jan 202428364326202$74.15$3.18
Dec 202351549331404$71.90$2.52
Nov 202350149130404$77.69$2.71
Oct 202353548331505$85.64$2.98
Sep 202359348230505$89.43$2.64
Aug 202345248331404$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

OperatorExco Operating Company, LPFieldBriscoe Ranch (Eagleford)CountyZavala County

Exco Operating Company, LP in Zavala County

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Briscoe Ranch (Eagleford) field

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