Texas oil lease
ProducingNEFF EAST L 9-45
Neff East L 9-45 is an oil lease in Upton County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.
1 well
- Operator
- Diamondback E&P LLC
- County
- Upton County
- RRC lease
- 7C-23419
Is your check right?
Where it sits
This county
- Gas, last 12 months
- 490,411 mcf
- Oil in Jul 2026
- 7,568 bbl
Production by month
Oil output fell 75% since Jul 2025
- Oil (bars)
- Gas (line)
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Where the gas went
89% of the gas went to a transmission line in the last 12 months
Flaring peaked at 17.6% of the gas in Nov 2025.
- Transmission line (2)
- Lease fuel (1)
- Flared (4)
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Transmission line (2)
89% · 434,832 mcf
Flared (4)
8.2% · 40,385 mcf
Lease fuel (1)
3.1% · 15,194 mcf
8.2% of the gas flared in the last 12 months. 9 months above 3%.
1 well on this lease
| API number | Well no. | Status |
|---|---|---|
| 42-461-42660 | 2812H | Active |
SourceTexas Railroad Commission Wellbore Query.
Buyers and gatherers
| Company | Product | Role | Share% | From |
|---|---|---|---|---|
| Medallion Operating Company, LLC | Oil | Gathers | 100 | Jul 13, 2025 |
| Dcp Operating Company, LP | Casinghead gas | Buys | 100 | Jul 13, 2025 |
| Dcp Operating Company, LP | Casinghead gas | Gathers | 100 | Jul 13, 2025 |
SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).
883.48 acres on the newest permit
- Worth asking
An allocation well is on this lease
A well drilled across several tracts shares its production by an allocation formula, so the decimal is not always your acres over the unit acres. Ask the operator for the allocation formula and the tract factor for your land.
| API number | Well no. | Permit issued | Completed | Acreson the permit |
|---|---|---|---|---|
| 42-461-42660 | 2812H | Jan 10, 2024 | Jul 13, 2025 | 883.48 |
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 | $23.94 | SEC filing |
SourceDiamondback Energy, Inc. quarterly reports, SEC EDGAR, company-wide averages before hedging.
Estimate your royalty
13 months, newest first
| Month | Oil producedbbl | Oil soldbbl | Gas producedmcf | Gas soldmcf, codes 2+3 | Flaredmcf | WTI$/bbl | Henry Hub$/MMBtu |
|---|---|---|---|---|---|---|---|
| Jul 2026 | 7,568 | 7,571 | 35,683 | 34,377 | 811 | $80.46 | $2.89 |
| Jun 2026 | 7,637 | 7,641 | 38,035 | 33,041 | 4,487 | $84.81 | $3.15 |
| May 2026 | 8,504 | 8,501 | 37,818 | 34,564 | 2,700 | $102.13 | $2.94 |
| Apr 2026 | 8,670 | 8,682 | 40,335 | 37,026 | 2,721 | $100.32 | $2.77 |
| Mar 2026 | 10,400 | 10,386 | 30,174 | 26,186 | 3,498 | $91.38 | $3.04 |
| Feb 2026 | 10,806 | 10,804 | 34,553 | 32,150 | 1,648 | $64.51 | $3.62 |
| Jan 2026 | 13,736 | 13,747 | 44,196 | 38,858 | 3,855 | $60.04 | $7.72 |
| Dec 2025 | 16,721 | 16,727 | 51,305 | 41,965 | 7,494 | $57.97 | $4.26 |
| Nov 2025 | 23,300 | 23,319 | 56,648 | 44,694 | 9,958 | $60.06 | $3.79 |
| Oct 2025 | 32,585 | 32,591 | 49,872 | 46,866 | 661 | $60.89 | $3.19 |
| Sep 2025 | 39,586 | 39,581 | 39,772 | 35,348 | 2,552 | $63.96 | $2.97 |
| Aug 2025 | 41,235 | 41,243 | 32,020 | 29,757 | 0 | $64.86 | $2.91 |
| Jul 2025 | 14,276 | 14,199 | 10,432 | 9,579 | 4 | $68.39 | $3.20 |
Flared above 3%
SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.
How to check your stub against this lease Checks stopped on this lease? See the likely reasonsDo your checks match this lease?
Nearby
This lease belongs to
Diamondback E&P LLC in Upton County
- BOSS EAST I 40-45
263,906 bbl
- NEFF WEST F 9-4
267,144 bbl
- CARBON 12-13 UNIT 2
163,932 bbl
- NEFF WEST D 9-4
198,684 bbl
- NEFF EAST I 9-45
198,670 bbl
- BOSS EAST M 40-45
165,433 bbl
- NEFF EAST H 9-45
190,175 bbl
- BOSS EAST K 40-45
156,467 bbl
- NEFF WEST A 9-4
150,883 bbl
- PENNYWISE B
150,520 bbl
Spraberry (Trend Area) field
- BROOK N-13EQ
235,026 bbl
- LEWIS TRAP CA S02
205,075 bbl
- HENSLEY 41X
203,056 bbl
- JAMIE SARAH CHAN D
216,645 bbl
- WILDCAT EAST K 17-43
216,383 bbl
- HELLFIRE EAST F
224,733 bbl
- BROOK B-3B
224,457 bbl
- EAGLE PASS B7
230,733 bbl
- DARK HORSE
140,881 bbl
- NUNN-GANZE 18G
224,798 bbl
Leases within 10 km
- NEFF EAST K 9-45
544,797 bbl · 0 km
- NEFF EAST M 9-45
0 bbl · 0 km
- NEFF EAST H 9-45
190,175 bbl · 0 km
- NEFF EAST J 9-45
832,256 bbl · 0.2 km
- POWELL "16"
0 bbl · 0.2 km
- NEFF EAST N 9-45
766,395 bbl · 0.2 km
- NEFF EAST O 9-45
174,462 bbl · 0.2 km
- NEFF EAST I 9-45
198,670 bbl · 0.3 km
- ARCO "85"
0 bbl · 0.3 km
- POWELL "J"
70 bbl · 0.5 km
Drilling permits within 10 km
BRAWNDO B15 #1601BH
new drill · horizontal · Cog Operating LLC · Upton County · 3.2 km
Permit 0917674 · Sep 17, 2026
BRAWNDO B16 #1602BH
new drill · horizontal · Cog Operating LLC · Upton County · 3.2 km
Permit 0917675 · Sep 17, 2026
BRAWNDO B17 #1603BH
new drill · horizontal · Cog Operating LLC · Upton County · 3.2 km
Permit 0917676 · Sep 17, 2026
BRAWNDO B18 #1604BH
new drill · horizontal · Cog Operating LLC · Upton County · 3.2 km
Permit 0917677 · Sep 17, 2026
BRAWNDO B19 #1605BH
new drill · horizontal · Cog Operating LLC · Upton County · 3.2 km
Permit 0917678 · Sep 16, 2026