Texas oil lease

Producing

RHEA 1-6 UNIT 1

Name: RHEA 1-6 UNIT 1 monthly oil and gas production, Martin County, Texas
Creator: Texas Railroad Commission

Rhea 1-6 Unit 1 is an oil lease in Martin County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

9 wells

155,123bbl oil, last 12 months−25% vs prior year

Operator: Diamondback E&P LLC
County: Martin County
Field: Spraberry (Trend Area)
RRC lease: 08-54515

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Where it sits

This county

Martin County

Gas, last 12 months: 823,835 mcf
Oil in Jul 2026: 12,391 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: ONEOK MIDLAND MIDSTREAM, LLC replaced ENLINK GAS MARKETING, LP as the buyer of this lease's gas from oil wells on Apr 1, 2026.

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

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Production by month

Oil output fell 25% over the last 12 months

Oil (bars)
Gas (line)
Last 12 months

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 3.7% of the gas in Aug 2025.

Processing plant (3)
Transmission line (2)
Lease fuel (1)
Flared (4)

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Transmission line (2)
97% · 799,847 mcf
Lease fuel (1)
2.4% · 20,008 mcf
Flared (4)
0.5% · 3,980 mcf

0.5% of the gas flared in the last 12 months. 2 months above 3%.

Who has run this lease

The operator changed once, most recently in Jan 2025

Diamondback E&P LLC Jan 2025 to now
Endeavor Energy Resources L.P. Dec 2020 to Dec 2024

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

9 wells on this lease

Wells on RHEA 1-6 UNIT 1
API number	Well no.	Status
42-317-42859	211	Active
42-317-42860	112	Active
42-317-42861	221	Active
42-317-42862	222	Shut-in
42-317-42863	123	Active
42-317-42864	231	Active
42-317-42865	232	Active
42-317-42866	133	Active
42-317-42867	241	Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
Company	Product	Role	Share%	From	Until
Medallion Operating Company, LLC	Oil	Gathers	100	Dec 1, 2020	–
Oneok Midland Midstream, LLC	Casinghead gas	Buys	100	Apr 1, 2026	–
Enlink Permian, LLC	Casinghead gas	Gathers	100	Dec 1, 2020	–
Enlink Gas Marketing, LP	Casinghead gas	Buys	100	Dec 1, 2020	Apr 1, 2026

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

Who buys my oil Oil price check

650.82 acres on the newest permit

Good to know
9 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.

Check your decimal on this lease

Permits for Rhea 1-6 Unit 1
API number	Well no.	Permit issued	Completed	Acreson the permit	Type
42-317-42864	231	Jan 23, 2020	May 4, 2020	650.82	Horizontal
42-317-42865	232	Jan 23, 2020	Apr 9, 2020	650.82	Horizontal
42-317-42866	133	Jan 23, 2020	Apr 19, 2020	650.82	Horizontal
42-317-42867	241	Jan 23, 2020	Mar 28, 2020	650.82	Horizontal
42-317-42859	211	Jan 22, 2020	Mar 16, 2020	650.82	Horizontal
42-317-42860	112	Jan 22, 2020	Mar 25, 2020	650.82	Horizontal
42-317-42861	221	Jan 22, 2020	Apr 5, 2020	650.82	Horizontal
42-317-42862	222	Jan 22, 2020	Feb 29, 2020	650.82	Horizontal
42-317-42863	123	Jan 22, 2020	Apr 15, 2020	650.82	Horizontal

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.
Quarter	Oil$ per bbl	Gas$ per mcf	Gas liquids$ per bbl	Filing
Q2 2026	$96.82	−$2.15	$18.56	SEC filing
Q1 2026	$73.47	$0.18	$16.68	SEC filing
Q4 2025	$58.00	$0.03	$13.51	SEC filing
Q3 2025	$64.60	$0.75	$17.28	SEC filing
Q2 2025	$63.23	$0.88	$18.13	SEC filing
Q1 2025	$70.95	$2.11	$23.94	SEC filing

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

Estimate your royalty

36 months, newest first

Ledger for RHEA 1-6 UNIT 1
Month	Operator	Oil producedbbl	Oil soldbbl	Gas producedmcf	Gas soldmcf, codes 2+3	Flaredmcf	WTI$/bbl	Henry Hub$/MMBtu
Jul 2026Diamondback E&P	Diamondback E&P LLC	12,391	12,267	75,923	75,923	0	$80.46	$2.89
Jun 2026Diamondback E&P	Diamondback E&P LLC	12,586	12,585	68,560	68,531	29	$84.81	$3.15
May 2026Diamondback E&P	Diamondback E&P LLC	11,504	11,544	68,626	68,622	4	$102.13	$2.94
Apr 2026Diamondback E&P	Diamondback E&P LLC	11,342	11,365	66,437	66,437	0	$100.32	$2.77
Mar 2026Diamondback E&P	Diamondback E&P LLC	13,263	13,232	68,535	67,171	181	$91.38	$3.04
Feb 2026Diamondback E&P	Diamondback E&P LLC	13,162	13,233	62,514	61,555	279	$64.51	$3.62
Jan 2026Diamondback E&P	Diamondback E&P LLC	10,447	10,383	54,064	51,485	11	$60.04	$7.72
Dec 2025Diamondback E&P	Diamondback E&P LLC	13,095	13,138	68,924	65,807	54	$57.97	$4.26
Nov 2025Diamondback E&P	Diamondback E&P LLC	13,968	13,924	72,248	68,823	482	$60.06	$3.79
Oct 2025Diamondback E&P	Diamondback E&P LLC	12,648	13,050	64,003	60,781	104	$60.89	$3.19
Sep 2025Diamondback E&P	Diamondback E&P LLC	14,571	14,145	77,606	74,442	11	$63.96	$2.97
Aug 2025Diamondback E&P	Diamondback E&P LLC	16,146	16,155	76,395	70,270	2,825	$64.86	$2.91
Jul 2025Diamondback E&P	Diamondback E&P LLC	14,751	14,766	58,733	55,261	66	$68.39	$3.20
Jun 2025Diamondback E&P	Diamondback E&P LLC	13,064	13,080	56,570	53,283	361	$68.17	$3.02
May 2025Diamondback E&P	Diamondback E&P LLC	16,742	16,708	77,248	73,684	255	$62.17	$3.12
Apr 2025Diamondback E&P	Diamondback E&P LLC	17,839	17,855	76,741	72,837	722	$63.54	$3.42
Mar 2025Diamondback E&P	Diamondback E&P LLC	16,173	16,224	66,127	60,845	2,126	$68.24	$4.12
Feb 2025Diamondback E&P	Diamondback E&P LLC	15,710	15,728	59,444	56,634	50	$71.53	$4.19
Jan 2025Diamondback E&P	Diamondback E&P LLC	17,842	17,803	65,969	63,174	60	$75.74	$4.13
Dec 2024Endeavor Energy	Endeavor Energy Resources L.P.	17,511	17,494	62,774	59,591	249	$70.12	$3.01
Nov 2024Endeavor Energy	Endeavor Energy Resources L.P.	18,847	18,878	66,037	63,090	123	$69.95	$2.12
Oct 2024Endeavor Energy	Endeavor Energy Resources L.P.	18,860	18,886	62,614	59,913	1	$71.99	$2.20
Sep 2024Endeavor Energy	Endeavor Energy Resources L.P.	18,985	18,931	62,328	59,587	4	$70.24	$2.28
Aug 2024Endeavor Energy	Endeavor Energy Resources L.P.	20,477	20,536	66,212	63,709	3	$76.68	$1.99
Jul 2024Endeavor Energy	Endeavor Energy Resources L.P.	21,749	21,653	68,124	66,088	158	$81.80	$2.07
Jun 2024Endeavor Energy	Endeavor Energy Resources L.P.	22,329	22,347	66,397	63,838	107	$79.77	$2.54
May 2024Endeavor Energy	Endeavor Energy Resources L.P.	23,014	23,029	61,620	61,252	1	$80.02	$2.12
Apr 2024Endeavor Energy	Endeavor Energy Resources L.P.	22,728	22,712	58,021	57,568	36	$85.35	$1.60
Mar 2024Endeavor Energy	Endeavor Energy Resources L.P.	24,783	24,802	60,885	60,885	0	$81.28	$1.49
Feb 2024Endeavor Energy	Endeavor Energy Resources L.P.	24,236	24,232	57,898	57,898	0	$77.25	$1.72
Jan 2024Endeavor Energy	Endeavor Energy Resources L.P.	25,640	25,638	57,270	57,214	56	$74.15	$3.18
Dec 2023Endeavor Energy	Endeavor Energy Resources L.P.	26,846	26,830	59,298	59,298	0	$71.90	$2.52
Nov 2023Endeavor Energy	Endeavor Energy Resources L.P.	25,565	25,621	52,680	50,906	25	$77.69	$2.71
Oct 2023Endeavor Energy	Endeavor Energy Resources L.P.	19,952	19,846	42,914	40,338	47	$85.64	$2.98
Sep 2023Endeavor Energy	Endeavor Energy Resources L.P.	14,334	14,288	22,265	20,428	0	$89.43	$2.64
Aug 2023Endeavor Energy	Endeavor Energy Resources L.P.	11,615	11,640	13,205	11,787	2	$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

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Drilling permits within 10 km

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Permit 0915744 · May 19, 2026

Is your check right?

Where it sits

Checks stopped on this lease?

Production by month

Oil output fell 25% over the last 12 months

Where the gas went

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

Who has run this lease

The operator changed once, most recently in Jan 2025

9 wells on this lease

Buyers and gatherers

650.82 acres on the newest permit

What Diamondback Energy, Inc. told investors it received

Estimate your royalty

36 months, newest first

Do your checks match this lease?

Nearby

This lease belongs to

Diamondback E&P LLC in Martin County

Spraberry (Trend Area) field

Leases within 10 km

Drilling permits within 10 km