Skip to content
Royalty Clerk

Texas oil lease

Producing

RUBY SOUTH UNIT 1-39

Ruby South Unit 1-39 is an oil lease in Reeves County, Texas, operated by Coterra Energy Operating Co. in the Phantom (Wolfcamp) field.

1 well

1,328bbl oil, last 12 months−38% vs prior year
RRC lease
08-45019

Is your check right?

Check my statement

Where it sits

This county

Reeves CountyReevesWinklerWardLovingReeves County
Reeves County
Gas, last 12 months
2,273 mcf
Oil in Jul 2026
0 bbl

Production by month

Oil output fell 38% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 38% over the last 12 monthsMonthly oil production and gas for RUBY SOUTH UNIT 1-39, Aug 2023 to Jul 2026. Oil output fell 38% over the last 12 months. 1,328 bbl in the 12 months through Jul 2026, against 2,152 bbl in the 12 months before.Last 12 months: 1,328 bblbbl per monthmcf per month002002,0004004,0006006,0008008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 38% over the last 12 monthsMonthly oil production and gas for RUBY SOUTH UNIT 1-39, Aug 2023 to Jul 2026. Oil output fell 38% over the last 12 months. 1,328 bbl in the 12 months through Jul 2026, against 2,152 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002002,0004004,0006006,0008008,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Feb 2026 the lease's gas goes to lease fuel instead of a processing plant

Flaring peaked at 28.9% of the gas in Nov 2025.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Feb 2026 the lease's gas goes to lease fuel instead of a processing plantShare of RUBY SOUTH UNIT 1-39 gas by disposition code each month, Aug 2023 to Jul 2026. Since Feb 2026 the lease's gas goes to lease fuel instead of a processing plant. Flaring peaked at 28.9% of the gas in Nov 2025.Share of the lease’s gas by disposition code, per month0%50%100%Feb 2026: plant to fuelFlared 28.9%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Feb 2026 the lease's gas goes to lease fuel instead of a processing plantShare of RUBY SOUTH UNIT 1-39 gas by disposition code each month, Aug 2023 to Jul 2026. Since Feb 2026 the lease's gas goes to lease fuel instead of a processing plant. Flaring peaked at 28.9% of the gas in Nov 2025.Share of gas by disposition code0%50%100%Feb 26: plant to fuelFlared 28.9%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Lease fuel (1)

    76% · 2,633 mcf

  • Processing plant (3)

    18% · 626 mcf

  • Flared (4)

    5.5% · 189 mcf

5.5% of the gas flared in the last 12 months. 4 months above 3%.

Who has run this lease

The operator changed once, most recently in Nov 2025

Operators of this lease over timeCimarex Energy Co., Jan 2020 to Oct 2025; Coterra Energy Operating Co., Nov 2025 to Jul 20262020202120222023202420252026Changed Nov 2025Cimarex Energy Co.Jan 2020 to Oct 2025Coterra Energy Operating Co.Nov 2025 to now
Operators of this lease over timeCimarex Energy Co., Jan 2020 to Oct 2025; Coterra Energy Operating Co., Nov 2025 to Jul 20262020202120222023202420252026Changed Nov 2025Cimarex Energy Co.Jan 2020 to Oct 2025Coterra Energy Operating Co.Nov 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on RUBY SOUTH UNIT 1-39
API numberWell no.Status
42-389-336621HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCOilGathers50Jan 1, 2026–
Energy Transfer Marketing & TermOilGathers50Dec 1, 2022–
Coterra Energy Operating Co.Casinghead gasBuys100Jan 1, 2026–
Coterra Energy Operating Co.Casinghead gasGathers100Jan 1, 2026–
Cimarex Energy Co.Casinghead gasGathers100Nov 1, 2015Jan 1, 2026
Cimarex Energy Co.Casinghead gasBuys100Nov 1, 2015Jan 1, 2026
Eastex Crude CompanyOilGathers50Nov 1, 2015Jan 1, 2026
Sunoco Ptnrs. Mktg.&terminals LPOilGathers50Nov 1, 2015Dec 1, 2022

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

318.90 acres on the newest permit

Permits for Ruby South Unit 1-39
API numberWell no.Acreson the permit
42-389-336621H318.90

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

What Devon Energy Corporation told investors it received

Coterra Energy Operating Co. is linked to Devon Energy Corporation (CTRA).
Realized prices reported by Devon Energy Corporation
QuarterOil$ per bblFiling
Q2 2026$95.10SEC filing
Q1 2026$70.79SEC filing
Q3 2025$64.10SEC filing
Q2 2025$62.80SEC filing
Q1 2025$69.73SEC filing
Q3 2024$74.04SEC filing

SourceDevon Energy Corporation quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for RUBY SOUTH UNIT 1-39
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Coterra Energy00000$80.46$2.89
Jun 2026Coterra Energy01000$84.81$3.15
May 2026Coterra Energy43000$102.13$2.94
Apr 2026Coterra Energy1120000$100.32$2.77
Mar 2026Coterra Energy5053000$91.38$3.04
Feb 2026Coterra Energy121127500$64.51$3.62
Jan 2026Coterra Energy1281422771900$60.04$7.72
Dec 2025Coterra Energy20721931300$57.97$4.26
Nov 2025Coterra Energy114103152044$60.06$3.79
Oct 2025Cimarex Energy2492514560115$60.89$3.19
Sep 2025Cimarex Energy22622460725630$63.96$2.97
Aug 2025Cimarex Energy2182114631800$64.86$2.91
Jul 2025Cimarex Energy21120426700$68.39$3.20
Jun 2025Cimarex Energy15715816600$68.17$3.02
May 2025Cimarex Energy16417017400$62.17$3.12
Apr 2025Cimarex Energy16416122900$63.54$3.42
Mar 2025Cimarex Energy19520433900$68.24$4.12
Feb 2025Cimarex Energy14813410100$71.53$4.19
Jan 2025Cimarex Energy1771715200$75.74$4.13
Dec 2024Cimarex Energy14012826000$70.12$3.01
Nov 2024Cimarex Energy131922300$69.95$2.12
Oct 2024Cimarex Energy9710342200$71.99$2.20
Sep 2024Cimarex Energy9814637200$70.24$2.28
Aug 2024Cimarex Energy58855029800$76.68$1.99
Jul 2024Cimarex Energy299287322072$81.80$2.07
Jun 2024Cimarex Energy1061096600$79.77$2.54
May 2024Cimarex Energy1821798800$80.02$2.12
Apr 2024Cimarex Energy59701711310$85.35$1.60
Mar 2024Cimarex Energy18720218000$81.28$1.49
Feb 2024Cimarex Energy338329000$77.25$1.72
Jan 2024Cimarex Energy3633592300$74.15$3.18
Dec 2023Cimarex Energy3403352600$71.90$2.52
Nov 2023Cimarex Energy1961921900$77.69$2.71
Oct 2023Cimarex Energy16017940200$85.64$2.98
Sep 2023Cimarex Energy22523973800$89.43$2.64
Aug 2023Cimarex Energy3823545,2704,5170$81.39$2.58

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

How to check your stub against this lease

Do your checks match this lease?

Nearby

Phantom (Wolfcamp) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km