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Texas oil lease

Producing

RIO NUECES 37-44 UNIT 2

Rio Nueces 37-44 Unit 2 is an oil lease in Midland County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

6 wells

123,005bbl oil, last 12 months+56% vs prior year
Operator
Diamondback E&P LLC
County
Midland County
Field
Spraberry (Trend Area)
RRC lease
08-52974

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Where it sits

This county

Midland CountyMidlandMartinAndrewsGlasscockHowardEctorMidland County
Midland County
Gas, last 12 months
1,123,279 mcf
Oil in Jul 2026
9,281 bbl

Checks stopped on this lease?

  • Operator

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

  • Buyer

    Buyer changed: ENTERPRISE M B MIDSTREAM LLC replaced ENT NAVITAS MDSTRM MDLND BAS LLC as the buyer of this lease's gas from oil wells on Aug 1, 2025.

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

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Production by month

Oil output rose 56% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 56% over the last 12 monthsMonthly oil production and gas for RIO NUECES 37-44 UNIT 2, Aug 2023 to Jul 2026. Oil output rose 56% over the last 12 months. 123,005 bbl in the 12 months through Jul 2026, against 79,001 bbl in the 12 months before.Last 12 months: 123,005 bblbbl per monthmcf per month005,00050k10k100k15k150k20k200kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 56% over the last 12 monthsMonthly oil production and gas for RIO NUECES 37-44 UNIT 2, Aug 2023 to Jul 2026. Oil output rose 56% over the last 12 months. 123,005 bbl in the 12 months through Jul 2026, against 79,001 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005,00050k10k100k15k150k20k200kJan 24JulJan 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 29.5% of the gas in Apr 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 RIO NUECES 37-44 UNIT 2 gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 29.5% of the gas in Apr 2025.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2024: plant to lineFlared 29.5%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of RIO NUECES 37-44 UNIT 2 gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 29.5% of the gas in Apr 2025.Share of gas by disposition code0%50%100%Nov 24: plant to lineFlared 29.5%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    94% · 1,054,100 mcf

  • Lease fuel (1)

    4.7% · 53,164 mcf

  • Flared (4)

    1.4% · 16,015 mcf

1.4% of the gas flared in the last 12 months. 12 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., Jan 2020 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2025Endeavor Energy Resources L.P.Jan 2020 to Dec 2024Diamondback E&P LLCJan 2025 to now
Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2025Endeavor Energy Resources L.P.Jan 2020 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 RIO NUECES 37-44 UNIT 2
API numberWell no.Status
42-329-43227251Active
42-329-43233261Active
42-329-43234262Active
42-329-43235271Active
42-329-43236272Active
42-329-43238281Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCOilGathers100Jun 1, 2023–
Enterprise M B Midstream LLCCasinghead gasBuys100Aug 1, 2025–
Enterprise Products Operating LLCCasinghead gasGathers100Aug 1, 2025–
Ent Navitas Mdstrm Mdlnd Bas LLCCasinghead gasGathers100Jun 1, 2023Aug 1, 2025
Ent Navitas Mdstrm Mdlnd Bas LLCCasinghead gasBuys100Jun 1, 2023Aug 1, 2025
Navitas Mdstr Midland Basin, LLCCasinghead gasGathers100May 10, 2019Jun 1, 2023
Navitas Mdstr Midland Basin, LLCCasinghead gasBuys100May 10, 2019Jun 1, 2023
Enlink Crude Purchasing LLCOilGathers100May 10, 2019Jun 1, 2023

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

Who buys my oilOil price check

657.90 acres on the newest permit

  • 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 Rio Nueces 37-44 Unit 2
API numberWell no.Acreson the permit
42-329-43227251657.90
42-329-43236272657.90
42-329-43238281657.90
42-329-43233261657.90
42-329-43234262657.90
42-329-43235271657.90

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

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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

36 months, newest first

Ledger for RIO NUECES 37-44 UNIT 2
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P9,2819,387130,849125,3431,024$80.46$2.89
Jun 2026Diamondback E&P9,9309,826128,339123,366453$84.81$3.15
May 2026Diamondback E&P7,3217,369116,995112,27341$102.13$2.94
Apr 2026Diamondback E&P8,5678,707109,869104,98168$100.32$2.77
Mar 2026Diamondback E&P10,24710,273115,272110,132291$91.38$3.04
Feb 2026Diamondback E&P9,9829,928101,14796,70879$64.51$3.62
Jan 2026Diamondback E&P10,33910,34087,87782,925761$60.04$7.72
Dec 2025Diamondback E&P10,97510,89474,68069,944589$57.97$4.26
Nov 2025Diamondback E&P10,99310,91170,85866,474257$60.06$3.79
Oct 2025Diamondback E&P11,54511,56167,37662,2261,099$60.89$3.19
Sep 2025Diamondback E&P11,94811,88959,05148,4696,697$63.96$2.97
Aug 2025Diamondback E&P11,87711,94060,96651,2594,656$64.86$2.91
Jul 2025Diamondback E&P12,35812,51860,99751,2963,806$68.39$3.20
Jun 2025Diamondback E&P11,34911,15546,71037,679742$68.17$3.02
May 2025Diamondback E&P10,81510,98250,39942,16352$62.17$3.12
Apr 2025Diamondback E&P9,9909,86443,12122,55312,703$63.54$3.42
Mar 2025Diamondback E&P10,71910,94342,16833,8510$68.24$4.12
Feb 2025Diamondback E&P8,3678,08829,46321,879249$71.53$4.19
Jan 2025Diamondback E&P4,7974,68916,73112,97222$75.74$4.13
Dec 2024Endeavor Energy3,1373,24311,7809,813234$70.12$3.01
Nov 2024Endeavor Energy3,2173,1506,9745,23611$69.95$2.12
Oct 2024Endeavor Energy2,2412,1453,5712,9680$71.99$2.20
Sep 2024Endeavor Energy1,1981,180000$70.24$2.28
Aug 2024Endeavor Energy8137703712891$76.68$1.99
Jul 2024Endeavor Energy65080412,54310,89455$81.80$2.07
Jun 2024Endeavor Energy6,9677,05467,21062,316247$79.77$2.54
May 2024Endeavor Energy13,10313,092113,084106,0541,499$80.02$2.12
Apr 2024Endeavor Energy13,31213,399109,107100,4523,114$85.35$1.60
Mar 2024Endeavor Energy14,00813,955111,032101,5194,005$81.28$1.49
Feb 2024Endeavor Energy13,34513,487101,77790,8535,303$77.25$1.72
Jan 2024Endeavor Energy14,38314,36497,92480,94711,637$74.15$3.18
Dec 2023Endeavor Energy13,67913,781104,80394,2124,759$71.90$2.52
Nov 2023Endeavor Energy13,11712,811103,84290,2637,519$77.69$2.71
Oct 2023Endeavor Energy11,70211,912104,10992,6885,849$85.64$2.98
Sep 2023Endeavor Energy11,24811,22097,02778,57312,606$89.43$2.64
Aug 2023Endeavor Energy9,9019,90488,91278,0954,812$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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This lease belongs to

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyMidland County

Diamondback E&P LLC in Midland County

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