Texas oil lease
ProducingHELEN CRUMP B
Helen Crump B is an oil lease in Ector County, Texas, operated by Diamondback E&P LLC in the Sallie Ann (Spraberry-Wolfcamp) field.
8 wells
- Operator
- Diamondback E&P LLC
- County
- Ector County
- RRC lease
- 08-39936
Is your check right?
Where it sits
This county
- Gas, last 12 months
- 78,434 mcf
- Oil in Jul 2026
- 267 bbl
Production by month
Oil output fell 26% 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
82% of the gas went to a transmission line in the last 12 months
Flaring peaked at 43.7% of the gas in Sep 2023.
- Transmission line (2)
- Lease fuel (1)
- Flared (4)
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
Transmission line (2)
82% · 64,687 mcf
Lease fuel (1)
14% · 10,950 mcf
Flared (4)
3.6% · 2,797 mcf
3.6% of the gas flared in the last 12 months. 10 months above 3%.
Who has run this lease
The operator changed once, most recently in Dec 2022
- Diamondback E&P LLC Dec 2022 to now
- Firebird Energy LLC Jan 2020 to Nov 2022
SourceTexas Railroad Commission Production Data Query, through Jul 2026.
8 wells on this lease
| API number | Well no. | Status |
|---|---|---|
| 42-135-39947 | 10 | Active |
| 42-135-39960 | 7 | Shut-in |
| 42-135-39961 | 5 | Active |
| 42-135-40160 | 11 | Active |
| 42-135-40386 | 6 | Shut-in |
| 42-135-40387 | 9 | Active |
| 42-135-40737 | 8 | Shut-in |
| 42-135-40738 | 12 | Active |
SourceTexas Railroad Commission Wellbore Query.
Buyers and gatherers
| Company | Product | Role | Share% | From | Until |
|---|---|---|---|---|---|
| Enterprise Crude Oil LLC | Oil | Gathers | 50 | Jul 1, 2019 | – |
| Enterprise Crude Pipeline LLC | Oil | Gathers | 50 | Jul 1, 2019 | – |
| Dcp Operating Company, LP | Casinghead gas | Buys | 100 | Jul 1, 2019 | – |
| Dcp Operating Company, LP | Casinghead gas | Gathers | 100 | Apr 1, 2017 | – |
| Cokinos Energy, L.l.c. | Casinghead gas | Buys | 100 | Aug 31, 2016 | Jul 1, 2019 |
| Enterprise Crude Oil LLC | Oil | Gathers | 100 | Dec 23, 2009 | Jul 1, 2019 |
SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).
320 acres on the newest permit
- Good to know
8 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.
- 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.
| API number | Well no. | Permit issued | Completed | Acreson the permit |
|---|---|---|---|---|
| 42-135-40738 | 12 | Feb 11, 2011 | Apr 4, 2012 | 320 |
| 42-135-40737 | 8 | Feb 10, 2011 | Aug 28, 2012 | 320 |
| 42-135-40386 | 6 | Jul 22, 2010 | Mar 21, 2011 | 320 |
| 42-135-40387 | 9 | Jul 22, 2010 | Jun 21, 2011 | 320 |
| 42-135-40160 | 11 | Jan 8, 2010 | Jul 10, 2010 | 320 |
| 42-135-39960 | 7 | Oct 7, 2009 | Jun 28, 2010 | 320 |
| 42-135-39961 | 5 | Oct 7, 2009 | Feb 17, 2010 | 320 |
| 42-135-39947 | 10 | Sep 23, 2009 | Dec 23, 2009 | 320 |
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 | 267 | 320 | 5,972 | 5,042 | 0 | $80.46 | $2.89 |
| Jun 2026Diamondback E&P | 371 | 398 | 5,337 | 4,437 | 0 | $84.81 | $3.15 |
| May 2026Diamondback E&P | 473 | 476 | 6,460 | 5,530 | 0 | $102.13 | $2.94 |
| Apr 2026Diamondback E&P | 397 | 389 | 6,144 | 5,220 | 24 | $100.32 | $2.77 |
| Mar 2026Diamondback E&P | 488 | 458 | 6,552 | 5,492 | 130 | $91.38 | $3.04 |
| Feb 2026Diamondback E&P | 435 | 440 | 5,476 | 4,636 | 0 | $64.51 | $3.62 |
| Jan 2026Diamondback E&P | 317 | 400 | 6,897 | 5,967 | 0 | $60.04 | $7.72 |
| Dec 2025Diamondback E&P | 312 | 243 | 6,536 | 5,606 | 0 | $57.97 | $4.26 |
| Nov 2025Diamondback E&P | 511 | 616 | 7,519 | 5,834 | 785 | $60.06 | $3.79 |
| Oct 2025Diamondback E&P | 564 | 415 | 7,339 | 6,409 | 0 | $60.89 | $3.19 |
| Sep 2025Diamondback E&P | 504 | 545 | 6,838 | 5,938 | 0 | $63.96 | $2.97 |
| Aug 2025Diamondback E&P | 431 | 428 | 7,364 | 4,576 | 1,858 | $64.86 | $2.91 |
| Jul 2025Diamondback E&P | 576 | 563 | 7,420 | 5,998 | 492 | $68.39 | $3.20 |
| Jun 2025Diamondback E&P | 579 | 562 | 6,968 | 6,068 | 0 | $68.17 | $3.02 |
| May 2025Diamondback E&P | 605 | 704 | 7,175 | 6,118 | 127 | $62.17 | $3.12 |
| Apr 2025Diamondback E&P | 815 | 691 | 7,054 | 6,026 | 128 | $63.54 | $3.42 |
| Mar 2025Diamondback E&P | 994 | 1,027 | 7,268 | 6,338 | 0 | $68.24 | $4.12 |
| Feb 2025Diamondback E&P | 333 | 364 | 6,057 | 5,217 | 0 | $71.53 | $4.19 |
| Jan 2025Diamondback E&P | 422 | 433 | 6,948 | 6,018 | 0 | $75.74 | $4.13 |
| Dec 2024Diamondback E&P | 425 | 425 | 7,090 | 6,160 | 0 | $70.12 | $3.01 |
| Nov 2024Diamondback E&P | 487 | 506 | 6,691 | 5,791 | 0 | $69.95 | $2.12 |
| Oct 2024Diamondback E&P | 606 | 567 | 7,769 | 6,839 | 0 | $71.99 | $2.20 |
| Sep 2024Diamondback E&P | 444 | 519 | 6,687 | 5,617 | 170 | $70.24 | $2.28 |
| Aug 2024Diamondback E&P | 563 | 516 | 7,114 | 6,164 | 20 | $76.68 | $1.99 |
| Jul 2024Diamondback E&P | 586 | 589 | 7,193 | 6,241 | 22 | $81.80 | $2.07 |
| Jun 2024Diamondback E&P | 597 | 575 | 7,226 | 6,326 | 0 | $79.77 | $2.54 |
| May 2024Diamondback E&P | 649 | 660 | 7,516 | 6,306 | 280 | $80.02 | $2.12 |
| Apr 2024Diamondback E&P | 653 | 677 | 7,400 | 5,576 | 924 | $85.35 | $1.60 |
| Mar 2024Diamondback E&P | 646 | 660 | 7,617 | 6,687 | 0 | $81.28 | $1.49 |
| Feb 2024Diamondback E&P | 660 | 630 | 7,239 | 6,369 | 0 | $77.25 | $1.72 |
| Jan 2024Diamondback E&P | 664 | 708 | 7,958 | 6,340 | 688 | $74.15 | $3.18 |
| Dec 2023Diamondback E&P | 692 | 684 | 7,976 | 7,046 | 0 | $71.90 | $2.52 |
| Nov 2023Diamondback E&P | 1,489 | 1,494 | 8,222 | 6,574 | 748 | $77.69 | $2.71 |
| Oct 2023Diamondback E&P | 767 | 762 | 8,373 | 7,157 | 286 | $85.64 | $2.98 |
| Sep 2023Diamondback E&P | 684 | 703 | 8,996 | 4,161 | 3,935 | $89.43 | $2.64 |
| Aug 2023Diamondback E&P | 811 | 819 | 10,946 | 5,529 | 4,487 | $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.
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 Ector County
- SALLIE "B"
8,291 bbl
- HEADLEE DEVONIAN UNIT PF RECORD
208,967 mcf
- JANICE
6,816 bbl
- WHL
7,481 bbl
- HURT
6,605 bbl
- SALLIE2
5,877 bbl
- PEGGY A
7,550 bbl
- OTIS
6,708 bbl
- ERICA
4,428 bbl
- COURTNEY
5,946 bbl
Sallie Ann (Spraberry-Wolfcamp) field
- BARNEY
7,963 bbl
- CONSTANCE
7,488 bbl
- SALLIE "B"
8,291 bbl
- JANICE
6,816 bbl
- SALLIE2
5,877 bbl
- PEGGY A
7,550 bbl
- OTIS
6,708 bbl
- ERICA
4,428 bbl
- COURTNEY
5,946 bbl
- EMMETT
6,261 bbl
Leases within 10 km
- SOUTH COWDEN UNIT
257 bbl · 0 km
- CHASE "C"
5,525 bbl · 0.6 km
- COURTNEY
5,946 bbl · 0.6 km
- HOGAN
4,441 bbl · 0.6 km
- EMMONS UNIT
8,001 bbl · 0.7 km
- CHASE -B-
1,563 bbl · 1 km
- MOSS UNIT
22,880 bbl · 1 km
- EDWARDS, CLARA
1,943 bbl · 1.1 km
- ROSE MARIE
13,470 bbl · 1.1 km
- ERICA
4,428 bbl · 1.2 km
Drilling permits within 10 km
ROSE MARIE 4-40 C #3H
new drill · horizontal · Diamondback E&P LLC · Ector County · 1.7 km
Permit 0918266 · Sep 29, 2026
ROSE MARIE 4-40 A #1H
new drill · horizontal · Diamondback E&P LLC · Ector County · 1.7 km
Permit 0918264 · Sep 29, 2026
ROSE MARIE 4-40 D #4H
new drill · horizontal · Diamondback E&P LLC · Ector County · 1.7 km
Permit 0918267 · Sep 10, 2026
ROSE MARIE 4-40 B #2H
new drill · horizontal · Diamondback E&P LLC · Ector County · 1.7 km
Permit 0918265 · Sep 10, 2026
FOSTER, H. C. #10
re-entry · Laguna Petroleum Corporation · Ector County · 7.9 km
Permit 0918301 · Sep 3, 2026