WELL · 42-317-46532 · DISTRICT 10

Tombstone 8-25 H #8WA

Y

Martin County · Spraberry (Trend Area) field · Shut IN  · Horizontal

Tombstone 8-25 H #8WA (API 42-317-46532) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed August 13, 2025 and listed as shut in on the RRC schedule.

The RRC has issued one drilling permit, issued January 14, 2025, permitted to 13,000 ft.

Completion filings report 11 formation tops, including Santa Rosa, Yates, Queen, Grayburg.

Its lease has reported 36.3K barrels of oil and 28.6K mcf of gas since August 2025, last reporting in July 2026.

Operator of record

Diamondback E&P LLC

Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,231 permits on file · (855) 247-5920

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleDiamondback E&P LLC
Production reportsDiamondback E&P LLCthrough Apr 2026
Latest permitDiamondback E&P LLCJan 14, 2025
13,000
total depth, ft
1
permits on file
Jan 14, 2025
last permit issued
Aug 13, 2025
completed
36.3K
cumulative oil, bbl
28.6K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Aug 2025 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Aug 13, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

32.363761, -101.918678

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Martin County.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Tombstone 8-25 H O-10-64600Spraberry (Trend Area)Diamondback E&P LLC136.3K28.6KAug 2025 – Jul 2026

Oil, barrels lease total

Last 12 months 36,305 · prior 12 0

020K40K202420252026

Gas, mcf lease total

Last 12 months 28,611 · prior 12 0

010K20K30K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Diamondback E&P LLCApr 2026 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
904545-99DrillDiamondback E&P LLCDec 6, 2024Jan 14, 2025Feb 21, 202513,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-64600————

Formation tops

As filed on W-2/G-1. Subsea from 2,851 ft elevation.Download CSV →

FormationMD ftSubsea
Santa Rosa1,3161,535
Yates2,635216
Queen3,545-694
Grayburg4,123-1,272
San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H4,341-1,490
Clear ForkCLEARFORK6,262-3,411
Spraberry7,614-4,763
Dean8,970-6,119
Wolfcamp9,191-6,340
Cisco——
Pennsylvanian——

Perforations

Perforated and open-hole intervals.

FromToType
9,56221,892Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
11.751,98014.751,155 S
8.6255,6719.875650 S
5.521,9247.8752,495 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Sep 1, 2026Jun 29, 2026—
00Mar 11, 2026Feb 2, 2026Yes

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Tombstone 8-25 C42-317-46527

0.0 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3151,535
Yates2,633217
Queen3,544-694
Grayburg4,121-1,271
San Andres4,340-1,490
Clear Fork6,265-3,415
Spraberry7,613-4,763
Dean—

11 TOPS · FIRST 8

Tombstone 8-25 I42-317-46568

0.0 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3154,535
Yates2,6333,217
Queen3,5442,306
Grayburg4,1171,733
San Andres4,3361,514
Spraberry6,261-411
Clear Fork6,261-411
Dean8,961-3,111

11 TOPS · FIRST 8

Tombstone 8-25 G42-317-46531

0.0 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3161,534
Yates2,634216
Queen3,545-695
Grayburg4,117-1,267
San Andres4,335-1,485
Clear Fork6,253-3,403
Spraberry7,605-4,755
Dean8,954-6,104

11 TOPS · FIRST 8

Tombstone 8-25 D42-317-46528

0.0 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3151,561
Yates2,633243
Queen3,544-668
Grayburg4,120-1,244
San Andres4,338-1,462
Clear Fork6,258-3,382
Spraberry7,608-4,732
Cisco—

11 TOPS · FIRST 8

Tombstone 8-25 K42-317-46570

0.2 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,2841,566
Yates2,609241
Queen3,511-661
Grayburg4,036-1,186
San Andres4,264-1,414
Clear Fork6,231-3,381
Spraberry7,602-4,752
Cisco—

13 TOPS · FIRST 8

Tombstone 8-25 J42-317-46569

0.2 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3301,520
Queen2,649201
Grayburg4,081-1,231
San Andres4,310-1,460
Clear Fork6,214-3,364
Spraberry7,589-4,739
Dean8,938-6,088
Wolfcamp9,164-6,314

11 TOPS · FIRST 8

Tombstone 8-25 E42-317-46529

0.2 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3301,545
Yates2,649226
Queen3,556-681
Grayburg4,080-1,205
San Andres4,310-1,435
Clear Fork6,214-3,339
Spraberry7,589-4,714
Cisco—

11 TOPS · FIRST 8

Tombstone 8-25 F42-317-46530

0.2 KM · Diamondback E&P LLC · Section with this well →

Santa Rosa1,3301,546
Yates2,652224
Queen3,548-672
Grayburg4,065-1,189
San Andres4,314-1,438
Clear Fork6,207-3,331
Spraberry7,590-4,714
Dean8,932-6,056

11 TOPS · FIRST 8

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

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