Skip to content
Royalty Clerk

Texas gas well

Producing

BRISCOE ECKHARDT-SWONKE UNIT

Briscoe Eckhardt-Swonke Unit is a gas well in Dimmit County, Texas, operated by Javelin Energy Partners Mgmt LLC in the Briscoe Ranch (Eagleford) field.

1 well

54,905mcf gas, last 12 months−8% vs prior year
RRC lease
01-271116

Is your check right?

Check my statement

Where it sits

This county

Dimmit CountyDimmitLa SalleZavalaFrioMaverickDimmit County
Dimmit County
Oil, last 12 months
6,236 bbl
Gas in Jul 2026
4,465 mcf

Other leases named Briscoe Eckhardt-Swonke Unit

7 leases share this name in district 01. The Railroad Commission gives each gas well its own number and each oil lease another, so one unit often shows up as several of these.

Production by month

Gas output fell 8% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 8% over the last 12 monthsMonthly gas production and oil for BRISCOE ECKHARDT-SWONKE UNIT, Aug 2023 to Jul 2026. Gas output fell 8% over the last 12 months. 54,905 mcf in the 12 months through Jul 2026, against 59,497 mcf in the 12 months before.Last 12 months: 54,905 mcfmcf per monthbbl per month002,0002004,0004006,0006008,000800Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 8% over the last 12 monthsMonthly gas production and oil for BRISCOE ECKHARDT-SWONKE UNIT, Aug 2023 to Jul 2026. Gas output fell 8% over the last 12 months. 54,905 mcf in the 12 months through Jul 2026, against 59,497 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002,0002004,0004006,0006008,000800Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Sep 2023 the lease's gas goes to a transmission line instead of a processing plant

Flaring peaked at 15.0% of the gas in May 2025.

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Sep 2023 the lease's gas goes to a transmission line instead of a processing plantShare of BRISCOE ECKHARDT-SWONKE UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Sep 2023 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 15.0% of the gas in May 2025.Share of the lease’s gas by disposition code, per month0%50%100%Sep 2023: plant to lineFlared 15.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Sep 2023 the lease's gas goes to a transmission line instead of a processing plantShare of BRISCOE ECKHARDT-SWONKE UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Sep 2023 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 15.0% of the gas in May 2025.Share of gas by disposition code0%50%100%Sep 23: plant to lineFlared 15.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    98% · 53,871 mcf

  • Lease fuel (1)

    1.1% · 581 mcf

  • Flared (4)

    0.8% · 453 mcf

0.8% of the gas flared in the last 12 months. 5 months above 3%.

Who has run this lease

The operator changed once, most recently in Sep 2023

Operators of this lease over timeSN Ef Maverick, LLC, Jan 2020 to Aug 2023; Javelin Energy Partners Mgmt LLC, Sep 2023 to Jul 20262020202120222023202420252026Changed Sep 2023SN Ef Maverick, LLCJan 2020 to Aug 2023Javelin Energy Partners Mgmt…Sep 2023 to now
Operators of this lease over timeSN Ef Maverick, LLC, Jan 2020 to Aug 2023; Javelin Energy Partners Mgmt LLC, Sep 2023 to Jul 20262020202120222023202420252026Changed Sep 2023SN Ef Maverick, LLCJan 2020 to Aug 2023Javelin Energy Partners Mgmt LLCSep 2023 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on BRISCOE ECKHARDT-SWONKE UNIT
API numberWell no.Status
42-127-352443HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Springfield Pipeline LLCCondensateGathers100Dec 1, 2023–
Javelin Marketing, LLCGas-well gasBuys100Dec 1, 2023–
Springfield Pipeline LLCGas-well gasGathers100Feb 13, 2013–
Flint Hills Resources, LPCondensateGathers10Sep 1, 2023Dec 1, 2023
Plains Marketing, L.p.CondensateGathers10Sep 1, 2023Dec 1, 2023
Springfield Pipeline LLCCondensateGathers80Sep 1, 2023Dec 1, 2023
Tenaska Marketing VenturesGas-well gasBuys100Sep 1, 2023Dec 1, 2023
Eastex Crude Company, LLCCondensateGathers5Jan 1, 2023Sep 1, 2023
Enterprise Crude Oil LLCCondensateGathers5Aug 1, 2017Sep 1, 2023

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

615.31 acres on the newest permit

Permits for Briscoe Eckhardt-Swonke Unit
API numberWell no.Acreson the permit
42-127-352443H615.31

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

Estimate your royalty

36 months, newest first

Ledger for BRISCOE ECKHARDT-SWONKE UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Javelin Energy4864744,4654,4262$80.46$2.89
Jun 2026Javelin Energy5165094,2954,099159$84.81$3.15
May 2026Javelin Energy5305244,6534,5999$102.13$2.94
Apr 2026Javelin Energy4764853,9173,658229$100.32$2.77
Mar 2026Javelin Energy5145094,4554,4140$91.38$3.04
Feb 2026Javelin Energy4604553,9413,8953$64.51$3.62
Jan 2026Javelin Energy4994964,3584,27428$60.04$7.72
Dec 2025Javelin Energy5835914,6944,6361$57.97$4.26
Nov 2025Javelin Energy5405424,6624,5996$60.06$3.79
Oct 2025Javelin Energy5535644,7854,7271$60.89$3.19
Sep 2025Javelin Energy5295285,4885,41211$63.96$2.97
Aug 2025Javelin Energy5505385,1925,1324$64.86$2.91
Jul 2025Javelin Energy5425474,6754,6198$68.39$3.20
Jun 2025Javelin Energy5725634,7334,6726$68.17$3.02
May 2025Javelin Energy6006045,1524,322772$62.17$3.12
Apr 2025Javelin Energy5085084,7684,424289$63.54$3.42
Mar 2025Javelin Energy6076035,2285,1680$68.24$4.12
Feb 2025Javelin Energy5235244,3294,2770$71.53$4.19
Jan 2025Javelin Energy5895974,9794,9180$75.74$4.13
Dec 2024Javelin Energy5925935,0564,9972$70.12$3.01
Nov 2024Javelin Energy5845864,8924,8370$69.95$2.12
Oct 2024Javelin Energy6646625,2185,13527$71.99$2.20
Sep 2024Javelin Energy6296215,0624,565435$70.24$2.28
Aug 2024Javelin Energy6656665,4055,3435$76.68$1.99
Jul 2024Javelin Energy6526745,1965,1382$81.80$2.07
Jun 2024Javelin Energy6476445,2405,1758$79.77$2.54
May 2024Javelin Energy6836795,4995,4241$80.02$2.12
Apr 2024Javelin Energy6756895,3075,2454$85.35$1.60
Mar 2024Javelin Energy7537385,5215,4494$81.28$1.49
Feb 2024Javelin Energy7097125,1555,07910$77.25$1.72
Jan 2024Javelin Energy6426365,3175,23019$74.15$3.18
Dec 2023Javelin Energy6636675,4355,37410$71.90$2.52
Nov 2023Javelin Energy7457425,9015,8315$77.69$2.71
Oct 2023Javelin Energy7627505,8155,73318$85.64$2.98
Sep 2023Javelin Energy6256555,0625,0173$89.43$2.64
Aug 2023SN Ef6636775,2415,1895$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.

How to check your stub against this lease Checks stopped on this lease? See the likely reasons

Do your checks match this lease?

Nearby

Briscoe Ranch (Eagleford) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km