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Producing

HALLS BAYOU ''A''

Halls Bayou ''A'' is an oil lease in Brazoria County, Texas, operated by Kaler Energy Corp. in the Rattlesnake Mound (Big Gas Sand) field.

1 well

20,299bbl oil, last 12 months−28% vs prior year
Operator
Kaler Energy Corp.
County
Brazoria County
Field
Rattlesnake Mound (Big Gas Sand)
RRC lease
03-27355

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Where it sits

This county

Brazoria CountyBrazoriaMatagordaGalvestonFort BendBrazoria County
Brazoria County
Gas, last 12 months
14,003 mcf
Oil in Jul 2026
1,115 bbl

Production by month

Oil output fell 28% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for HALLS BAYOU ''A'', Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 20,299 bbl in the 12 months through Jul 2026, against 28,098 bbl in the 12 months before.Last 12 months: 20,299 bblbbl per monthmcf per month001,00050k2,000100k3,000150k4,000200k5,000250kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for HALLS BAYOU ''A'', Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 20,299 bbl in the 12 months through Jul 2026, against 28,098 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,00050k2,000100k3,000150k4,000200k5,000250kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

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

All of the gas went to a transmission line in the last 12 monthsShare of HALLS BAYOU ''A'' gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
All of the gas went to a transmission line in the last 12 monthsShare of HALLS BAYOU ''A'' gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of gas by disposition code0%50%100%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on HALLS BAYOU ''A''
API numberWell no.Status
42-039-333043Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Gulfmark Energy, Inc.OilGathers100Feb 7, 2018
Kinder Morgan Tejas Pipeline LLCCasinghead gasBuys100Feb 7, 2018
Kinder Morgan Tejas Pipeline LLCCasinghead gasGathers100Feb 7, 2018

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

Who buys my oilOil price check

112 acres on the newest permit

Check your decimal on this lease
Permits for Halls Bayou ''A''
API numberWell no.Acreson the permit
42-039-333043112

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

Unit decimal checker

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36 months, newest first

Ledger for HALLS BAYOU ''A''
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261,1151,0776476470$80.46$2.89
Jun 20261,1491,2599429420$84.81$3.15
May 20261,5811,6281,2521,2520$102.13$2.94
Apr 20261,6981,6201,3571,3570$100.32$2.77
Mar 20261,8211,8011,4021,4020$91.38$3.04
Feb 20261,5391,6341,1041,1040$64.51$3.62
Jan 20261,7391,6291,4071,4070$60.04$7.72
Dec 20251,9271,9931,1801,1800$57.97$4.26
Nov 20251,8181,7841,0611,0610$60.06$3.79
Oct 20251,9832,1541,2101,2100$60.89$3.19
Sep 20251,9222,1631,1521,1520$63.96$2.97
Aug 20252,0071,6121,2891,2890$64.86$2.91
Jul 20252,0381,9551,2091,2090$68.39$3.20
Jun 20252,0562,1451,2261,2260$68.17$3.02
May 20252,0362,1451,8981,8980$62.17$3.12
Apr 20251,9341,789130,178130,1780$63.54$3.42
Mar 20252,3342,5121,0941,0940$68.24$4.12
Feb 20252,2112,1561,2911,2910$71.53$4.19
Jan 20252,1492,1741,2471,2470$75.74$4.13
Dec 20242,5392,5171,4711,4710$70.12$3.01
Nov 20242,3562,3341,1401,1400$69.95$2.12
Oct 20242,7412,7011,4871,4870$71.99$2.20
Sep 20242,6302,6921,4821,4820$70.24$2.28
Aug 20243,0743,0371,1911,1910$76.68$1.99
Jul 20241,6861,7891,0071,0070$81.80$2.07
Jun 20241,9591,9791,0071,0070$79.77$2.54
May 20243,3613,4611,7581,7580$80.02$2.12
Apr 20243,5373,7042,1092,1090$85.35$1.60
Mar 20243,7373,6332,1092,1090$81.28$1.49
Feb 20243,6313,2242,0952,0950$77.25$1.72
Jan 20242,3843,1221,3291,3290$74.15$3.18
Dec 20234,2723,8022,4562,4560$71.90$2.52
Nov 20231,4541,5951,1271,1270$77.69$2.71
Oct 20233,9354,1401,9471,9470$85.64$2.98
Sep 20233,9543,6002,2152,2150$89.43$2.64
Aug 20234,2234,3042,3232,3230$81.39$2.58

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

OperatorKaler Energy Corp.FieldRattlesnake Mound (Big Gas Sand)CountyBrazoria County

Kaler Energy Corp. in Brazoria County

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Rattlesnake Mound (Big Gas Sand) field

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