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Texas gas well

Producing

MANN-SPEIGHT B (AW)

Mann-Speight B (Aw) is a gas well in Harrison County, Texas, operated by Sabine Energy Inc. in the Carthage (Haynesville Shale) field.

1 well

1,965,467mcf gas, last 12 months−49% vs prior year
RRC lease
06-297248

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Where it sits

This county

Harrison CountyHarrisonPanolaGreggUpshurCassMorrisMarionTitusCampHarrison County
Harrison County
Oil, last 12 months
1 bbl
Gas in Jul 2026
97,101 mcf

Checks stopped on this lease?

  • Operator

    Operator changed: Sabine Energy Inc. took over from Sabine Oil & Gas Corporation in Jan 2026.

  • P-5

    The previous operator's P-5 registration is listed as inactive since Jun 25, 2026 (last P-5 filed Feb 3, 2025).

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

See why checks stop on this lease

Production by month

Gas output fell 49% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 49% over the last 12 monthsMonthly gas production and oil for MANN-SPEIGHT B (AW), Apr 2024 to Jul 2026. Gas output fell 49% over the last 12 months. 1,965,467 mcf in the 12 months through Jul 2026, against 3,821,158 mcf in the 12 months before.Last 12 months: 1,965,467 mcfmcf per monthbbl per month00200k1400k2600k3800k41M5Apr 24JulOctJan 25AprJulOctJan 26AprJul
Gas output fell 49% over the last 12 monthsMonthly gas production and oil for MANN-SPEIGHT B (AW), Apr 2024 to Jul 2026. Gas output fell 49% over the last 12 months. 1,965,467 mcf in the 12 months through Jul 2026, against 3,821,158 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month00200k1400k2600k3800k41M5Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Over 99% of the gas went to a transmission line in the last 12 months

  • Transmission line (2)
  • Lease fuel (1)
Over 99% of the gas went to a transmission line in the last 12 monthsShare of MANN-SPEIGHT B (AW) gas by disposition code each month, Apr 2024 to Jul 2026. Over 99% 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%Apr 24JulOctJan 25AprJulOctJan 26AprJul
Over 99% of the gas went to a transmission line in the last 12 monthsShare of MANN-SPEIGHT B (AW) gas by disposition code each month, Apr 2024 to Jul 2026. Over 99% of the gas went to a transmission line in the last 12 months.Share of gas by disposition code0%50%100%Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    100% · 1,963,782 mcf

  • Lease fuel (1)

    0.1% · 1,685 mcf

Who has run this lease

The operator changed once, most recently in Jan 2026

Operators of this lease over timeSabine Oil & Gas Corporation, Apr 2024 to Dec 2025; Sabine Energy Inc., Jan 2026 to Jul 202620252026Changed Jan 2026Sabine Oil & Gas CorporationApr 2024 to Dec 2025Sabine Energy Inc.Jan 2026 to now
Operators of this lease over timeSabine Oil & Gas Corporation, Apr 2024 to Dec 2025; Sabine Energy Inc., Jan 2026 to Jul 202620252026Changed Jan 2026Sabine Oil & Gas CorporationApr 2024 to Dec 2025Sabine Energy Inc.Jan 2026 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on MANN-SPEIGHT B (AW)
API numberWell no.Status
42-203-356112HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Eastex Crude Company, LLCCondensateGathers100May 1, 2024
Tops Pipeline, LLCGas-well gasBuys100May 1, 2024
Tops Pipeline, LLCGas-well gasGathers100May 1, 2024

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

1,540.31 acres on the newest permit

  • Worth asking

    An allocation well is on this lease

    A well drilled across several tracts shares its production by an allocation formula, so the decimal is not always your acres over the unit acres. Ask the operator for the allocation formula and the tract factor for your land.

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Mann-Speight B (Aw)
API numberWell no.Acreson the permit
42-203-356112H1,540.31

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

Estimate your royalty

28 months, newest first

Ledger for MANN-SPEIGHT B (AW)
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Sabine Energy0097,10196,9950$80.46$2.89
Jun 2026Sabine Energy00129,992129,8550$84.81$3.15
May 2026Sabine Energy00140,930140,7830$102.13$2.94
Apr 2026Sabine Energy00142,165142,0260$100.32$2.77
Mar 2026Sabine Energy00155,750155,6050$91.38$3.04
Feb 2026Sabine Energy00146,803146,6710$64.51$3.62
Jan 2026Sabine Energy00170,194170,0480$60.04$7.72
Dec 2025Sabine Oil00179,329179,1820$57.97$4.26
Nov 2025Sabine Oil11182,164182,0220$60.06$3.79
Oct 2025Sabine Oil00198,085197,9370$60.89$3.19
Sep 2025Sabine Oil00202,323202,1780$63.96$2.97
Aug 2025Sabine Oil00220,631220,4800$64.86$2.91
Jul 2025Sabine Oil00233,698233,5460$68.39$3.20
Jun 2025Sabine Oil00238,577238,4290$68.17$3.02
May 2025Sabine Oil00261,253261,0990$62.17$3.12
Apr 2025Sabine Oil00268,445268,2950$63.54$3.42
Mar 2025Sabine Oil00292,774292,6180$68.24$4.12
Feb 2025Sabine Oil00281,387281,2460$71.53$4.19
Jan 2025Sabine Oil11330,725330,5670$75.74$4.13
Dec 2024Sabine Oil00346,477346,3140$70.12$3.01
Nov 2024Sabine Oil00350,704350,5430$69.95$2.12
Oct 2024Sabine Oil55385,359385,1930$71.99$2.20
Sep 2024Sabine Oil00394,767394,6080$70.24$2.28
Aug 2024Sabine Oil00436,992436,8270$76.68$1.99
Jul 2024Sabine Oil11476,849476,6800$81.80$2.07
Jun 2024Sabine Oil00494,248494,0810$79.77$2.54
May 2024Sabine Oil00517,726517,5530$80.02$2.12
Apr 2024Sabine Oil004174170$85.35$1.60

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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Nearby

Sabine Energy Inc. in Harrison County

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Carthage (Haynesville Shale) field

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