WELL · 42-317-44475 · DISTRICT 8

Guardian 250 L #5WB

Y

Martin County · Spraberry (Trend Area) field · Producing  · Horizontal

Guardian 250 L #5WB (API 42-317-44475) is a horizontal well in Martin County operated by Diamondback E&P LLC, completed June 18, 2023 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued July 19, 2022, permitted to 13,000 ft.

Completion filings report 11 formation tops, including Yates, Queen, Grayburg, San Andres.

Its lease has reported 665K barrels of oil and 1.17M mcf of gas since January 2023, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.

Operator of record

Diamondback E&P LLC

Midland, TX · P-5 Y, filed Mar 4, 2026 · 5,237 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 LLCJul 19, 2022
13,000
total depth, ft
1
permits on file
Jul 19, 2022
last permit issued
Jun 18, 2023
completed
665K
cumulative oil, bbl
1.17M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2023 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 18, 2023
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

32.428275, -102.089497

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; they carry 2 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Guardian 250 L O-10-58914Spraberry (Trend Area)Diamondback E&P LLC2665K1.17MJan 2023 – Jul 2026

Oil, barrels lease total

Last 12 months 102,534 · prior 12 146,430(-30%)

050K100K202420252026

Gas, mcf lease total

Last 12 months 216,596 · prior 12 412,049(-47%)

050K100K202420252026

Chain of custody

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

  1. 1Diamondback E&P LLCJun 2023 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
881189-99DrillDiamondback E&P LLCJun 14, 2022Jul 19, 2022Sep 26, 202213,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-58914————

Formation tops

As filed on W-2/G-1. Subsea from 2,908 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,923-15
Queen3,301-393
Grayburg3,977-1,069
San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H4,424-1,516
Clear ForkCLEARFORK6,424-3,516
Spraberry8,128-5,220
Dean9,469-6,561
Wolfcamp9,610-6,702
Cisco——
Pennsylvanian——
Santa Rosa——

Perforations

Perforated and open-hole intervals.

FromToType
10,31220,714Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,99517.51,845 S
8.6259,52211890 S
5.520,7787.8752,000 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
00Dec 13, 2023Oct 4, 2023Yes
00Jun 1, 2023Apr 20, 2023—

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 →

Guardian 250 K42-317-44471

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

Yates2,918-10
Queen3,354-446
Grayburg3,971-1,063
San Andres4,383-1,475
Clear Fork6,417-3,509
Spraberry8,132-5,224
Cisco—
Dean—

10 TOPS · FIRST 8

Guardian 250 L42-317-44477

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

Yates2,920-12
Queen3,301-393
Grayburg3,973-1,065
San Andres4,421-1,513
Clear Fork6,424-3,516
Spraberry8,137-5,229
Dean—
Santa Rosa—

11 TOPS · FIRST 8

Guardian 250 M42-317-44479

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

Yates2,917-9
Queen3,297-389
Grayburg3,968-1,060
San Andres4,425-1,517
Clear Fork6,425-3,517
Spraberry8,129-5,221
Devonian—
Mississippian—

16 TOPS · FIRST 8

Guardian 250 N42-317-44482

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

Yates2,920-12
Queen3,301-393
Grayburg3,973-1,065
San Andres4,421-1,513
Clear Fork6,421-3,513
Spraberry8,134-5,226
Pennsylvanian—
Wolfcamp—

11 TOPS · FIRST 8

Guardian 250 N42-317-44484

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

Yates2,923-14
Queen3,303-394
Grayburg3,975-1,066
San Andres4,417-1,508
Clear Fork6,418-3,509
Spraberry8,124-5,215
Dean9,461-6,552
Wolfcamp9,593-6,684

12 TOPS · FIRST 8

Guardian 250 N42-317-44481

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

Yates2,923-15
Queen3,293-385
Grayburg3,959-1,051
San Andres4,410-1,502
Clear Fork6,413-3,505
Spraberry8,122-5,214
Santa Rosa—
Cisco—

11 TOPS · FIRST 8

Guardian 250 Q42-317-44893

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

Yates2,929-22
Queen3,303-396
Grayburg3,975-1,068
San Andres4,419-1,512
Clear Fork6,417-3,510
Spraberry8,124-5,217
Dean—
Santa Rosa—

10 TOPS · FIRST 8

Guardian East 250 A42-317-46483

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

Yates2,925-28
Queen3,814-917
Grayburg3,958-1,061
San Andres4,410-1,513
Clear Fork6,406-3,509
Spraberry8,095-5,198
Dean—
Santa Rosa—

10 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

Developers: this page as JSON is GET /v1/data/wells/31744475, documented in the API reference.