Skip to content
Royalty Clerk

Texas oil lease

Producing

STUMBERG RANCH UNIT E

Stumberg Ranch Unit E is an oil lease in Dimmit County, Texas, operated by Javelin Energy Partners Mgmt LLC in the Briscoe Ranch (Eagleford) field.

3 wells

475,881bbl oil, last 12 months
Operator
Javelin Energy Partners Mgmt LLC
County
Dimmit County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-21725

Is your check right?

Check my statement

Where it sits

This county

Dimmit CountyDimmitLa SalleZavalaFrioMaverickDimmit County
Dimmit County
Gas, last 12 months
2,147,962 mcf
Oil in Jul 2026
20,322 bbl

Production by month

Oil output fell 70% since Apr 2025

  • Oil (bars)
  • Gas (line)
Oil output fell 70% since Apr 2025Monthly oil production and gas for STUMBERG RANCH UNIT E, Apr 2025 to Jul 2026. Oil output fell 70% since Apr 2025. Monthly average of 22,558 bbl in the latest 3 months, against 74,807 bbl in the first 3.bbl per monthmcf per month0020k50k40k100k60k150k80k200k100k250kApr 25JulOctJan 26AprJul
Oil output fell 70% since Apr 2025Monthly oil production and gas for STUMBERG RANCH UNIT E, Apr 2025 to Jul 2026. Oil output fell 70% since Apr 2025. Monthly average of 22,558 bbl in the latest 3 months, against 74,807 bbl in the first 3.bbl per monthmcf per month0020k50k40k100k60k150k80k200k100k250kJul 25Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

97% of the gas went to a transmission line in the last 12 months

Flaring peaked at 4.4% of the gas in Apr 2025.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
97% of the gas went to a transmission line in the last 12 monthsShare of STUMBERG RANCH UNIT E gas by disposition code each month, Apr 2025 to Jul 2026. 97% of the gas went to a transmission line in the last 12 months. Flaring peaked at 4.4% of the gas in Apr 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 4.4%Apr 25JulOctJan 26AprJul
97% of the gas went to a transmission line in the last 12 monthsShare of STUMBERG RANCH UNIT E gas by disposition code each month, Apr 2025 to Jul 2026. 97% of the gas went to a transmission line in the last 12 months. Flaring peaked at 4.4% of the gas in Apr 2025.Share of gas by disposition code0%50%100%Flared 4.4%Jul 25Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    97% · 2,091,709 mcf

  • Lease fuel (1)

    2.5% · 52,963 mcf

  • Flared (4)

    0.2% · 3,290 mcf

0.2% of the gas flared in the last 12 months. One month above 3%.

3 wells on this lease

Wells on STUMBERG RANCH UNIT E
API numberWell no.Status
42-127-38984101HAActive
42-127-38985101HBActive
42-127-38986101HCActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Springfield Pipeline LLCOilGathers100Apr 3, 2025
Silverbow Resources Oper, LLCCasinghead gasBuys100Apr 3, 2025
Springfield Pipeline LLCCasinghead gasGathers100Apr 3, 2025

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

Who buys my oilOil price check

1,204.15 acres on the newest permit

Permits for Stumberg Ranch Unit E
API numberWell no.Acreson the permit
42-127-38984101HA1,204.15
42-127-38986101HC1,204.15
42-127-38985101HB1,204.15

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

Unit decimal checker

Estimate your royalty

16 months, newest first

Ledger for STUMBERG RANCH UNIT E
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202620,32220,339123,907119,81485$80.46$2.89
Jun 202621,94922,110130,411124,6461,759$84.81$3.15
May 202625,40325,372147,128143,70879$102.13$2.94
Apr 202625,59125,512143,977138,8791,043$100.32$2.77
Mar 202628,07528,061165,964161,706175$91.38$3.04
Feb 202628,73228,804169,334165,33724$64.51$3.62
Jan 202638,60439,370200,255195,60927$60.04$7.72
Dec 202537,82037,120167,963163,20819$57.97$4.26
Nov 202548,29048,355217,657212,7930$60.06$3.79
Oct 202561,55361,624247,885242,66728$60.89$3.19
Sep 202565,57365,470218,735213,7650$63.96$2.97
Aug 202573,96974,002214,746209,57751$64.86$2.91
Jul 202586,26986,455209,375204,39467$68.39$3.20
Jun 202590,95290,876190,617185,75171$68.17$3.02
May 202596,72896,381181,752176,779469$62.17$3.12
Apr 202536,74136,47059,51054,4452,597$63.54$3.42

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

How to check your stub against this lease

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorJavelin Energy Partners Mgmt LLCFieldBriscoe Ranch (Eagleford)CountyDimmit County

Javelin Energy Partners Mgmt LLC in Dimmit County

All Javelin Energy Partners Mgmt LLC leases →

Briscoe Ranch (Eagleford) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km