Texas oil lease
ProducingKNOX
Knox is an oil lease in Martin County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) R 40 Exc field.
2 wells
- Operator
- Diamondback E&P LLC
- County
- Martin County
- RRC lease
- 08-54327
Is your check right?
Where it sits
This county
- Gas, last 12 months
- 172,508 mcf
- Oil in Jul 2026
- 1,615 bbl
Production by month
Oil output fell 37% 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
96% of the gas went to a transmission line in the last 12 months
Flaring peaked at 24.0% of the gas in May 2024.
- Transmission line (2)
- Lease fuel (1)
- Flared (4)
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Transmission line (2)
96% · 166,001 mcf
Lease fuel (1)
2.5% · 4,323 mcf
Flared (4)
1.3% · 2,184 mcf
1.3% of the gas flared in the last 12 months. 7 months above 3%.
Who has run this lease
The operator changed once, most recently in Mar 2023
- Diamondback E&P LLC Mar 2023 to now
- Lario Oil & Gas Company Jan 2020 to Feb 2023
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
2 wells on this lease
| API number | Well no. | Status |
|---|---|---|
| 42-317-42146 | 101 | Active |
| 42-317-42795 | 105 | Active |
SourceTexas Railroad Commission Wellbore Query.
Buyers and gatherers
| Company | Product | Role | Share% | From | Until |
|---|---|---|---|---|---|
| Energy Transfer Company | Oil | Gathers | 100 | Feb 1, 2025 | – |
| Dcp Operating Company, LP | Casinghead gas | Buys | 100 | Sep 26, 2019 | – |
| Dcp Operating Company, LP | Casinghead gas | Gathers | 100 | Sep 26, 2019 | – |
| Lion Oil Trading & Trans, LLC | Oil | Gathers | 10 | Sep 1, 2021 | Feb 1, 2025 |
| Nustar Permian Trans and Stg,llc | Oil | Gathers | 90 | Sep 1, 2021 | Feb 1, 2025 |
| Nustar Permian Trans and Stg,llc | Oil | Gathers | 100 | Sep 26, 2019 | Sep 1, 2021 |
SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).
400.78 acres on the newest permit
An allocation well is on this lease
| API number | Well no. | Permit issued | Completed | Acreson the permit |
|---|---|---|---|---|
| 42-317-42795 | 105 | Feb 6, 2020 | Apr 13, 2022 | 400.78 |
| 42-317-42146 | 101 | Apr 8, 2019 | Sep 26, 2019 | 400.78 |
What Diamondback Energy, Inc. told investors it received
| 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 | $23.94 | SEC filing |
SourceDiamondback Energy, Inc. quarterly reports, SEC EDGAR, company-wide averages before hedging.
Estimate your royalty
36 months, newest first
| Month | Oil producedbbl | Oil soldbbl | Gas producedmcf | Gas soldmcf, codes 2+3 | Flaredmcf | WTI$/bbl | Henry Hub$/MMBtu |
|---|---|---|---|---|---|---|---|
| Jul 2026Diamondback E&P | 1,615 | 1,614 | 14,618 | 14,276 | 0 | $80.46 | $2.89 |
| Jun 2026Diamondback E&P | 1,643 | 1,648 | 15,599 | 15,243 | 0 | $84.81 | $3.15 |
| May 2026Diamondback E&P | 1,728 | 1,713 | 16,398 | 15,996 | 0 | $102.13 | $2.94 |
| Apr 2026Diamondback E&P | 1,698 | 1,695 | 17,945 | 15,948 | 1,571 | $100.32 | $2.77 |
| Mar 2026Diamondback E&P | 1,875 | 1,873 | 16,396 | 15,854 | 160 | $91.38 | $3.04 |
| Feb 2026Diamondback E&P | 918 | 921 | 8,582 | 8,217 | 129 | $64.51 | $3.62 |
| Jan 2026Diamondback E&P | 1,377 | 1,375 | 9,448 | 8,961 | 191 | $60.04 | $7.72 |
| Dec 2025Diamondback E&P | 723 | 731 | 6,508 | 6,191 | 0 | $57.97 | $4.26 |
| Nov 2025Diamondback E&P | 1,785 | 1,787 | 15,506 | 15,118 | 0 | $60.06 | $3.79 |
| Oct 2025Diamondback E&P | 2,386 | 2,470 | 17,307 | 16,761 | 133 | $60.89 | $3.19 |
| Sep 2025Diamondback E&P | 2,129 | 2,048 | 14,308 | 13,970 | 0 | $63.96 | $2.97 |
| Aug 2025Diamondback E&P | 2,540 | 2,541 | 19,893 | 19,466 | 0 | $64.86 | $2.91 |
| Jul 2025Diamondback E&P | 1,868 | 1,893 | 11,771 | 11,506 | 6 | $68.39 | $3.20 |
| Jun 2025Diamondback E&P | 3,514 | 3,508 | 18,062 | 17,724 | 0 | $68.17 | $3.02 |
| May 2025Diamondback E&P | 3,724 | 3,706 | 19,254 | 18,909 | 0 | $62.17 | $3.12 |
| Apr 2025Diamondback E&P | 3,564 | 3,565 | 16,734 | 16,400 | 0 | $63.54 | $3.42 |
| Mar 2025Diamondback E&P | 2,061 | 2,058 | 8,064 | 7,834 | 0 | $68.24 | $4.12 |
| Feb 2025Diamondback E&P | 2,042 | 2,041 | 9,019 | 8,778 | 0 | $71.53 | $4.19 |
| Jan 2025Diamondback E&P | 2,605 | 2,593 | 12,619 | 12,337 | 0 | $75.74 | $4.13 |
| Dec 2024Diamondback E&P | 1,376 | 1,381 | 10,520 | 9,944 | 346 | $70.12 | $3.01 |
| Nov 2024Diamondback E&P | 2,508 | 2,518 | 17,113 | 16,614 | 116 | $69.95 | $2.12 |
| Oct 2024Diamondback E&P | 2,922 | 2,919 | 17,718 | 16,775 | 545 | $71.99 | $2.20 |
| Sep 2024Diamondback E&P | 2,952 | 2,951 | 16,495 | 16,129 | 0 | $70.24 | $2.28 |
| Aug 2024Diamondback E&P | 3,145 | 3,142 | 19,143 | 18,763 | 0 | $76.68 | $1.99 |
| Jul 2024Diamondback E&P | 2,847 | 2,852 | 17,552 | 16,887 | 332 | $81.80 | $2.07 |
| Jun 2024Diamondback E&P | 3,164 | 3,165 | 14,809 | 13,572 | 946 | $79.77 | $2.54 |
| May 2024Diamondback E&P | 3,629 | 3,633 | 14,359 | 10,639 | 3,439 | $80.02 | $2.12 |
| Apr 2024Diamondback E&P | 3,904 | 3,897 | 14,172 | 13,916 | 0 | $85.35 | $1.60 |
| Mar 2024Diamondback E&P | 4,455 | 4,461 | 17,191 | 16,883 | 0 | $81.28 | $1.49 |
| Feb 2024Diamondback E&P | 4,373 | 4,368 | 16,890 | 16,592 | 0 | $77.25 | $1.72 |
| Jan 2024Diamondback E&P | 4,564 | 4,565 | 16,967 | 16,012 | 674 | $74.15 | $3.18 |
| Dec 2023Diamondback E&P | 5,443 | 5,436 | 20,631 | 20,233 | 24 | $71.90 | $2.52 |
| Nov 2023Diamondback E&P | 5,274 | 5,280 | 18,731 | 18,417 | 0 | $77.69 | $2.71 |
| Oct 2023Diamondback E&P | 5,607 | 5,622 | 15,254 | 14,634 | 0 | $85.64 | $2.98 |
| Sep 2023Diamondback E&P | 6,084 | 6,071 | 17,157 | 15,218 | 1,339 | $89.43 | $2.64 |
| Aug 2023Diamondback E&P | 6,932 | 6,925 | 17,485 | 16,865 | 0 | $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 leaseDo your checks match this lease?
Nearby
This lease belongs to
Diamondback E&P LLC in Martin County
- MOTT 12
23,729 bbl
- MARGARET 246 B
23,007 bbl
- DUPREE E
23,102 bbl
- SILVERADO 40-1 G
18,248 bbl
- KIMBERLY A
25,355 bbl
- VINEYARD 23-8 B
25,566 bbl
- GUARDIAN 250 B
23,933 bbl
- CHARDONNAY 9 H
24,824 bbl
- UL STANOLIND 30-27 C
27,044 bbl
- GUARDIAN 250 C
21,381 bbl
Spraberry (Trend Area) R 40 Exc field
- WTH 10-3 D
14,760 bbl
- MOTT 12
23,729 bbl
- SHACKELFORD W31F
26,462 bbl
- ZOEY 9-16-H
22,668 bbl
- LEO 8-5-A
20,335 bbl
- SHACKELFORD 33U
21,479 bbl
- HARRIS 17-20-D
10,626 bbl
- MIDKIFF-HALFMANN 39-46 4606
10,964 bbl
- WTH 21-16 G1
15,066 bbl
- SHACKELFORD T
17,809 bbl
Leases within 10 km
- KNOX 2
44,181 bbl · 0 km
- KNOX 3
217,294 bbl · 0 km
- WASHINGTON 5
21,637 bbl · 0.1 km
- WASHINGTON 4
0 bbl · 0.1 km
- GRAVES, LEE
0 bbl · 0.1 km
- WASHINGTON 2
18,384 bbl · 0.3 km
- WASHINGTON
6,733 bbl · 0.3 km
- WASHINGTON 3
28,541 bbl · 0.3 km
- KNOX 4
0 bbl · 0.3 km
- WOODFORD
0 bbl · 0.5 km
Drilling permits within 10 km
HALSEY 4-45 A #1WB
new drill · horizontal · Diamondback E&P LLC · Martin County · 8.1 km
Permit 0918127 · Sep 8, 2026
HALSEY 4-45 C #1JM
new drill · horizontal · Diamondback E&P LLC · Martin County · 8.1 km
Permit 0918130 · Sep 4, 2026
HALSEY 4-45 E #1LS
new drill · horizontal · Diamondback E&P LLC · Martin County · 8.1 km
Permit 0918135 · Sep 4, 2026
HALSEY 4-45 D #1WA
new drill · horizontal · Diamondback E&P LLC · Martin County · 8.1 km
Permit 0918131 · Sep 4, 2026
HALSEY 4-45 B #2LS
new drill · horizontal · Diamondback E&P LLC · Martin County · 8.1 km
Permit 0918128 · Sep 4, 2026