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Producing

KING 18-35 UNIT 1B

King 18-35 Unit 1B is an oil lease in Midland County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

6 wells

464,406bbl oil, last 12 months+71% vs prior year
Operator
Diamondback E&P LLC
County
Midland County
Field
Spraberry (Trend Area)
RRC lease
08-60397

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Where it sits

This county

Midland CountyMidlandMartinAndrewsGlasscockHowardEctorMidland County
Midland County
Gas, last 12 months
1,322,015 mcf
Oil in Jul 2026
64,422 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Diamondback E&P LLC took over from Endeavor Energy Resources L.P. in Jan 2025.

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

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Production by month

Oil output rose 71% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 71% over the last 12 monthsMonthly oil production and gas for KING 18-35 UNIT 1B, Mar 2024 to Jul 2026. Oil output rose 71% over the last 12 months. 464,406 bbl in the 12 months through Jul 2026, against 272,346 bbl in the 12 months before.Last 12 months: 464,406 bblbbl per monthmcf per month0050k50k100k100k150k150k200k200k250k250kApr 24JulOctJan 25AprJulOctJan 26AprJul
Oil output rose 71% over the last 12 monthsMonthly oil production and gas for KING 18-35 UNIT 1B, Mar 2024 to Jul 2026. Oil output rose 71% over the last 12 months. 464,406 bbl in the 12 months through Jul 2026, against 272,346 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0050k50k100k100k150k150k200k200k250k250kJul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant

Flaring peaked at 11.5% of the gas in May 2025.

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of KING 18-35 UNIT 1B gas by disposition code each month, Mar 2024 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 11.5% of the gas in May 2025.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2024: plant to lineFlared 11.5%Apr 24JulOctJan 25AprJulOctJan 26AprJul
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of KING 18-35 UNIT 1B gas by disposition code each month, Mar 2024 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 11.5% of the gas in May 2025.Share of gas by disposition code0%50%100%Nov 24: plant to lineFlared 11.5%Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    94% · 1,245,412 mcf

  • Lease fuel (1)

    5.1% · 67,492 mcf

  • Flared (4)

    0.7% · 9,111 mcf

0.7% of the gas flared in the last 12 months. 3 months above 3%.

Who has run this lease

The operator changed once, most recently in Jan 2025

Operators of this lease over timeEndeavor Energy Resources L.P., Mar 2024 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 202620252026Changed Jan 2025Endeavor Energy Resources L.P.Mar 2024 to Dec 2024Diamondback E&P LLCJan 2025 to now
Operators of this lease over timeEndeavor Energy Resources L.P., Mar 2024 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 202620252026Changed Jan 2025Endeavor Energy Resources L.P.Mar 2024 to Dec 2024Diamondback E&P LLCJan 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

6 wells on this lease

Wells on KING 18-35 UNIT 1B
API numberWell no.Status
42-329-46504251Active
42-329-46505261Active
42-329-46506281Active
42-329-46811264Active
42-329-46819252Active
42-329-46823273Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Energy Transfer CompanyOilGathers100Apr 1, 2026
Enterprise Products Operating LLCCasinghead gasBuys100Apr 1, 2026
Enterprise Products Operating LLCCasinghead gasGathers100Apr 1, 2026

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

Who buys my oilOil price check

650.79 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 430.83 and 650.79 acres. Use the acres from your own division order for the well you are paid on.

  • 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 King 18-35 Unit 1B
API numberWell no.Acreson the permit
42-329-46823273650.79
42-329-46811264650.79
42-329-46819252650.79
42-329-46504251544.88
42-329-46505261544.88
42-329-46506281430.83

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

Unit decimal checker

What Diamondback Energy, Inc. told investors it received

Diamondback E&P LLC is linked to Diamondback Energy, Inc. (FANG).
Realized prices reported by Diamondback Energy, Inc.
QuarterOil$ per bblFiling
Q2 2026$96.82SEC filing
Q1 2026$73.47SEC filing
Q4 2025$58.00SEC filing
Q3 2025$64.60SEC filing
Q2 2025$63.23SEC filing
Q1 2025$70.95SEC filing

SourceDiamondback Energy, Inc. quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

29 months, newest first

Ledger for KING 18-35 UNIT 1B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P64,42264,416230,096213,1394,662$80.46$2.89
Jun 2026Diamondback E&P78,29778,374226,941214,57065$84.81$3.15
May 2026Diamondback E&P95,87596,028188,154175,69430$102.13$2.94
Apr 2026Diamondback E&P134,987134,668189,663175,8732,495$100.32$2.77
Mar 2026Diamondback E&P9,4019,39349,55547,23137$91.38$3.04
Feb 2026Diamondback E&P8,8268,82030,62329,2395$64.51$3.62
Jan 2026Diamondback E&P6,7196,72528,32127,001257$60.04$7.72
Dec 2025Diamondback E&P12,33912,39665,85463,99010$57.97$4.26
Nov 2025Diamondback E&P10,39510,40158,46355,7691$60.06$3.79
Oct 2025Diamondback E&P13,97213,99876,34372,63616$60.89$3.19
Sep 2025Diamondback E&P12,73612,72972,08569,4260$63.96$2.97
Aug 2025Diamondback E&P16,43716,429105,917100,8441,533$64.86$2.91
Jul 2025Diamondback E&P15,55815,59682,57679,92116$68.39$3.20
Jun 2025Diamondback E&P15,22215,21468,05965,044343$68.17$3.02
May 2025Diamondback E&P15,74315,73668,26957,9737,834$62.17$3.12
Apr 2025Diamondback E&P17,92417,91175,14971,856775$63.54$3.42
Mar 2025Diamondback E&P18,19118,27659,22557,158181$68.24$4.12
Feb 2025Diamondback E&P18,61018,58159,34056,980397$71.53$4.19
Jan 2025Diamondback E&P20,30920,33159,04454,9352,139$75.74$4.13
Dec 2024Endeavor Energy23,88523,85378,35075,735107$70.12$3.01
Nov 2024Endeavor Energy26,03726,05581,84279,21410$69.95$2.12
Oct 2024Endeavor Energy30,19330,20391,97087,8361,331$71.99$2.20
Sep 2024Endeavor Energy34,73534,74792,93490,071189$70.24$2.28
Aug 2024Endeavor Energy35,93935,92277,12775,08855$76.68$1.99
Jul 2024Endeavor Energy37,50537,53679,80476,1522,145$81.80$2.07
Jun 2024Endeavor Energy42,78842,79185,64483,0371,164$79.77$2.54
May 2024Endeavor Energy60,31160,355116,388110,9753,711$80.02$2.12
Apr 2024Endeavor Energy75,01575,050127,863126,36422$85.35$1.60
Mar 2024Endeavor Energy55,46455,17786,73584,2531,344$81.28$1.49

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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This lease belongs to

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyMidland County

Diamondback E&P LLC in Midland County

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