Skip to content
Royalty Clerk

Texas oil lease

Producing

KOLB "31-5"

Kolb "31-5" is an oil lease in Andrews County, Texas, operated by Sabalo II Operating, LLC in the Spraberry (Trend Area) field.

15 wells

32,891bbl oil, last 12 months−5% vs prior year
Operator
Sabalo II Operating, LLC
County
Andrews County
Field
Spraberry (Trend Area)
RRC lease
08-40516

Is your check right?

Check my statement

Where it sits

This county

Andrews CountyAndrewsMartinGainesDawsonAndrews County
Andrews County
Gas, last 12 months
89,174 mcf
Oil in Jul 2026
2,284 bbl

Production by month

Oil output fell 5% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 5% over the last 12 monthsMonthly oil production and gas for KOLB "31-5", Aug 2023 to Jul 2026. Oil output fell 5% over the last 12 months. 32,891 bbl in the 12 months through Jul 2026, against 34,696 bbl in the 12 months before.Last 12 months: 32,891 bblbbl per monthmcf per month001,0002,5002,0005,0003,0007,5004,00010k5,00012.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 5% over the last 12 monthsMonthly oil production and gas for KOLB "31-5", Aug 2023 to Jul 2026. Oil output fell 5% over the last 12 months. 32,891 bbl in the 12 months through Jul 2026, against 34,696 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0002,5002,0005,0003,0007,5004,00010k5,00012.5kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

88% of the gas went to a processing plant in the last 12 months

Flaring peaked at 100.0% of the gas in Dec 2024.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
88% of the gas went to a processing plant in the last 12 monthsShare of KOLB "31-5" gas by disposition code each month, Aug 2023 to Jul 2026. 88% of the gas went to a processing plant in the last 12 months. Flaring peaked at 100.0% of the gas in Dec 2024.Share of the lease’s gas by disposition code, per month0%50%100%Flared 100.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
88% of the gas went to a processing plant in the last 12 monthsShare of KOLB "31-5" gas by disposition code each month, Aug 2023 to Jul 2026. 88% of the gas went to a processing plant in the last 12 months. Flaring peaked at 100.0% of the gas in Dec 2024.Share of gas by disposition code0%50%100%Flared 100.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    88% · 78,437 mcf

  • Flared (4)

    10% · 9,211 mcf

  • Lease fuel (1)

    1.7% · 1,526 mcf

10.3% of the gas flared in the last 12 months. 30 months above 3%.

Who has run this lease

The operator changed 2 times, most recently in Jun 2024

Operators of this lease over timeThrone Petroleum Resources LLC, Jan 2020 to Aug 2021; Montrose Operating LLC, Sep 2021 to May 2024; Sabalo II Operating, LLC, Jun 2024 to Jul 20262020202120222023202420252026Changed Sep 2021Changed Jun 2024Throne Petroleum Resources LLCJan 2020 to Aug 2021Montrose Operating LLCSep 2021 to May 2024Sabalo II Operating, LLCJun 2024 to now
Operators of this lease over timeThrone Petroleum Resources LLC, Jan 2020 to Aug 2021; Montrose Operating LLC, Sep 2021 to May 2024; Sabalo II Operating, LLC, Jun 2024 to Jul 20262020202120222023202420252026Changed Sep 2021Changed Jun 2024Throne Petroleum Resources LLCJan 2020 to Aug 2021Montrose Operating LLCSep 2021 to May 2024Sabalo II Operating, LLCJun 2024 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

15 wells on this lease

Wells on KOLB "31-5"
API numberWell no.Status
42-003-415003Active
42-003-421087Active
42-003-421101Active
42-003-421124Active
42-003-421135Active
42-003-421146Active
42-003-448642Shut-in
42-003-448878Shut-in
42-003-463739Active
42-003-4637915Shut-in
42-003-4638211Active
42-003-4638413Active
42-003-4638514Active
42-003-4639816Active
42-003-4649210Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCOilGathers40Feb 24, 2026–
Midcon Gathering LLCOilGathers30Feb 24, 2026–
Plains Marketing, L.p.OilGathers30Feb 24, 2026–
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Midcon Gathering LLCOilGathers100Feb 25, 2025Feb 24, 2026
Ngl Crude Logistics, LLCOilGathers100May 1, 2018Feb 25, 2025

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

Who buys my oilOil price check

611 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 611 and 787.46 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    15 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 Kolb "31-5"
API numberWell no.Acreson the permit
42-003-4638514611
42-003-4639816611
42-003-4638413611
42-003-4637915611
42-003-4649210611
42-003-463739611
42-003-4638211611
42-003-448878611
42-003-448642611
42-003-421087787.46
42-003-421101787.46
42-003-421124787.46

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for KOLB "31-5"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Sabalo II2,2842,3595,4924,709277$80.46$2.89
Jun 2026Sabalo II2,3872,5255,2064,539202$84.81$3.15
May 2026Sabalo II2,7582,3506,6585,723380$102.13$2.94
Apr 2026Sabalo II2,8052,8416,9285,5301,398$100.32$2.77
Mar 2026Sabalo II2,8062,8626,9785,5981,380$91.38$3.04
Feb 2026Sabalo II2,6252,7006,0985,407691$64.51$3.62
Jan 2026Sabalo II2,7272,59610,3459,611734$60.04$7.72
Dec 2025Sabalo II2,7782,8787,4256,3601,065$57.97$4.26
Nov 2025Sabalo II2,8212,7777,3137,3112$60.06$3.79
Oct 2025Sabalo II2,9742,9717,9797,565414$60.89$3.19
Sep 2025Sabalo II2,8322,9127,8227,8184$63.96$2.97
Aug 2025Sabalo II3,0942,96310,9308,2662,664$64.86$2.91
Jul 2025Sabalo II2,7132,8958,1466,0782,068$68.39$3.20
Jun 2025Sabalo II2,3932,5087,3605,1132,247$68.17$3.02
May 2025Sabalo II2,7662,6838,0591,9666,093$62.17$3.12
Apr 2025Sabalo II2,9062,7817,3253,7413,584$63.54$3.42
Mar 2025Sabalo II2,6012,6157,5256,792733$68.24$4.12
Feb 2025Sabalo II2,9873,1346,6565,3961,260$71.53$4.19
Jan 2025Sabalo II3,0013,0237,7064,5813,125$75.74$4.13
Dec 2024Sabalo II3,4343,2167,89907,899$70.12$3.01
Nov 2024Sabalo II2,5092,5488,0142,8305,184$69.95$2.12
Oct 2024Sabalo II3,0143,2478,5297,651878$71.99$2.20
Sep 2024Sabalo II3,3073,1188,4586,2662,192$70.24$2.28
Aug 2024Sabalo II3,0653,2468,1236,4071,716$76.68$1.99
Jul 2024Sabalo II3,1212,8828,0548,0540$81.80$2.07
Jun 2024Sabalo II3,0273,2357,8326,2871,545$79.77$2.54
May 2024Montrose Operating2,7622,7297,6805,9021,778$80.02$2.12
Apr 2024Montrose Operating3,3613,2737,9334,0483,885$85.35$1.60
Mar 2024Montrose Operating2,2692,3897,7427,279463$81.28$1.49
Feb 2024Montrose Operating3,1692,9778,3648,3640$77.25$1.72
Jan 2024Montrose Operating3,3023,6209,7069,437269$74.15$3.18
Dec 2023Montrose Operating3,2503,3729,9679,802165$71.90$2.52
Nov 2023Montrose Operating3,5563,0008,8337,5571,276$77.69$2.71
Oct 2023Montrose Operating3,2653,3418,8714,9873,884$85.64$2.98
Sep 2023Montrose Operating2,9643,1588,7977,4391,358$89.43$2.64
Aug 2023Montrose Operating3,3203,2769,8453,2646,581$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?

Check my statement

Nearby

This lease belongs to

OperatorSabalo II Operating, LLCFieldSpraberry (Trend Area)CountyAndrews County

Sabalo II Operating, LLC in Andrews County

All Sabalo II Operating, LLC leases →

Spraberry (Trend Area) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km