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STATE ARMSTRONG 9-4 UNIT

State Armstrong 9-4 Unit is an oil lease in Reeves County, Texas, operated by Blue Arrow Operating, LLC in the Hoefs T-K (Wolfcamp) field.

7 wells

61,003bbl oil, last 12 months−13% vs prior year
Operator
Blue Arrow Operating, LLC
County
Reeves County
Field
Hoefs T-K (Wolfcamp)
RRC lease
08-52567

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Where it sits

This county

Reeves CountyReevesWinklerWardLovingReeves County
Reeves County
Gas, last 12 months
62,703 mcf
Oil in Jul 2026
5,694 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Blue Arrow Operating, LLC took over from Diamondback E&P LLC in Mar 2026.

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

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Production by month

Oil output fell 13% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 13% over the last 12 monthsMonthly oil production and gas for STATE ARMSTRONG 9-4 UNIT, Aug 2023 to Jul 2026. Oil output fell 13% over the last 12 months. 61,003 bbl in the 12 months through Jul 2026, against 70,295 bbl in the 12 months before.Last 12 months: 61,003 bblbbl per monthmcf per month002,5002,5005,0005,0007,5007,50010k10kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 13% over the last 12 monthsMonthly oil production and gas for STATE ARMSTRONG 9-4 UNIT, Aug 2023 to Jul 2026. Oil output fell 13% over the last 12 months. 61,003 bbl in the 12 months through Jul 2026, against 70,295 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,5002,5005,0005,0007,5007,50010k10kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Mar 2026 the lease's gas goes to a processing plant instead of a transmission line

Flaring peaked at 13.6% of the gas in Mar 2025.

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Mar 2026 the lease's gas goes to a processing plant instead of a transmission lineShare of STATE ARMSTRONG 9-4 UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Mar 2026 the lease's gas goes to a processing plant instead of a transmission line. Flaring peaked at 13.6% of the gas in Mar 2025.Share of the lease’s gas by disposition code, per month0%50%100%Mar 2026: line to plantFlared 13.6%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Mar 2026 the lease's gas goes to a processing plant instead of a transmission lineShare of STATE ARMSTRONG 9-4 UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Mar 2026 the lease's gas goes to a processing plant instead of a transmission line. Flaring peaked at 13.6% of the gas in Mar 2025.Share of gas by disposition code0%50%100%Mar 26: line to plantFlared 13.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    63% · 39,594 mcf

  • Processing plant (3)

    32% · 19,755 mcf

  • Lease fuel (1)

    3.2% · 2,007 mcf

  • Flared (4)

    2.1% · 1,347 mcf

2.1% of the gas flared in the last 12 months. 6 months above 3%.

Who has run this lease

The operator changed once, most recently in Mar 2026

Operators of this lease over timeDiamondback E&P LLC, Jan 2020 to Feb 2026; Blue Arrow Operating, LLC, Mar 2026 to Jul 20262020202120222023202420252026Changed Mar 2026Diamondback E&P LLCJan 2020 to Feb 2026Blue Arrow Operating, LLCMar 2026 to now
Operators of this lease over timeDiamondback E&P LLC, Jan 2020 to Feb 2026; Blue Arrow Operating, LLC, Mar 2026 to Jul 20262020202120222023202420252026Changed Mar 2026Diamondback E&P LLCJan 2020 to Feb 2026Blue Arrow Operating, LLCMar 2026 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

7 wells on this lease

Wells on STATE ARMSTRONG 9-4 UNIT
API numberWell no.Status
42-389-380771WAActive
42-389-380782WAActive
42-389-385263WAActive
42-389-385274WAActive
42-389-387406BSActive
42-389-387427BSActive
42-389-389678BSActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Oryx Delaware Oil Transport LLCOilGathers100Mar 11, 2026–
Brazos Midstream Operating, LLCCasinghead gasBuys100Nov 23, 2020–
Brazos Midstream Operating, LLCCasinghead gasGathers100Nov 23, 2020–
Energy Trans Crude Marketing LLCOilGathers100Nov 1, 2025Mar 11, 2026
Diamondback E&P LLCOilGathers50Nov 23, 2020Nov 1, 2025
Eastex Crude CompanyOilGathers50Feb 1, 2023Nov 1, 2025
Eastex Crude Company, LLCOilGathers50Jan 1, 2023Feb 1, 2023
Eastex Crude CompanyOilGathers50Nov 23, 2020Jan 1, 2023
Oryx Midland Oil Gathering LLCOilGathers100Apr 1, 2020Nov 23, 2020

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

Who buys my oilOil price check

726.76 acres on the newest permit

  • Good to know

    7 wells are listed on this lease

    Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

  • 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 State Armstrong 9-4 Unit
API numberWell no.Acreson the permit
42-389-389678BS726.76
42-389-387406BS726.76
42-389-387427BS726.76
42-389-385263WA726.76
42-389-385274WA726.76
42-389-380771WA726.76
42-389-380782WA726.76

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

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36 months, newest first

Ledger for STATE ARMSTRONG 9-4 UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Blue Arrow5,6945,6845,7294,862677$80.46$2.89
Jun 2026Blue Arrow5,7135,6355,7495,48664$84.81$3.15
May 2026Blue Arrow4,1204,2262,9702,72999$102.13$2.94
Apr 2026Blue Arrow3,9643,9542,9852,8220$100.32$2.77
Mar 2026Blue Arrow4,6134,6154,0043,8560$91.38$3.04
Feb 2026Diamondback E&P4,6024,5165,5275,3760$64.51$3.62
Jan 2026Diamondback E&P5,0405,0875,6185,4600$60.04$7.72
Dec 2025Diamondback E&P5,2415,5846,4866,156166$57.97$4.26
Nov 2025Diamondback E&P5,3175,1194,6554,45076$60.06$3.79
Oct 2025Diamondback E&P6,0015,8446,1546,0000$60.89$3.19
Sep 2025Diamondback E&P5,6085,7696,1886,0040$63.96$2.97
Aug 2025Diamondback E&P5,0904,8826,6386,148265$64.86$2.91
Jul 2025Diamondback E&P6,4606,5989,0318,71165$68.39$3.20
Jun 2025Diamondback E&P4,8184,8234,7664,365158$68.17$3.02
May 2025Diamondback E&P5,4675,4726,2796,0590$62.17$3.12
Apr 2025Diamondback E&P5,9726,0038,0967,9040$63.54$3.42
Mar 2025Diamondback E&P5,6285,7964,1203,393561$68.24$4.12
Feb 2025Diamondback E&P6,2966,2635,4494,771522$71.53$4.19
Jan 2025Diamondback E&P6,7256,3836,9536,7680$75.74$4.13
Dec 2024Diamondback E&P5,6485,8915,2065,0570$70.12$3.01
Nov 2024Diamondback E&P5,6185,5564,9374,7960$69.95$2.12
Oct 2024Diamondback E&P6,0606,4135,2085,04310$71.99$2.20
Sep 2024Diamondback E&P6,2465,8765,1164,9810$70.24$2.28
Aug 2024Diamondback E&P5,3575,5734,9354,8070$76.68$1.99
Jul 2024Diamondback E&P5,7945,7655,6755,5420$81.80$2.07
Jun 2024Diamondback E&P6,7536,5197,0316,8900$79.77$2.54
May 2024Diamondback E&P7,4067,5767,5897,4460$80.02$2.12
Apr 2024Diamondback E&P7,6747,8838,3138,1780$85.35$1.60
Mar 2024Diamondback E&P8,9388,8007,6947,399153$81.28$1.49
Feb 2024Diamondback E&P7,5427,5515,8985,71854$77.25$1.72
Jan 2024Diamondback E&P7,4277,6505,5185,3530$74.15$3.18
Dec 2023Diamondback E&P4,9514,4495,8705,7410$71.90$2.52
Nov 2023Diamondback E&P5,0175,0625,8265,67122$77.69$2.71
Oct 2023Diamondback E&P5,5825,5836,9246,7870$85.64$2.98
Sep 2023Diamondback E&P4,2334,1545,4285,3250$89.43$2.64
Aug 2023Diamondback E&P6,0736,1218,2348,1060$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

OperatorBlue Arrow Operating, LLCFieldHoefs T-K (Wolfcamp)CountyReeves County

Blue Arrow Operating, LLC in Reeves County

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Hoefs T-K (Wolfcamp) field

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