WELL · 42-329-45970 · DISTRICT 8

Four Corners 1423 D #012H

Y

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

Four Corners 1423 D #012H (API 42-329-45970) is a horizontal well in Midland County operated by Diamondback E&P LLC, completed February 25, 2023 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended twice), issued October 3, 2022, permitted to 9,590 ft.

Completion filings report 10 formation tops, including Yates, Seven Rivers, Queen, Grayburg.

Its lease has reported 170K barrels of oil and 252K mcf of gas since October 2022, 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 permitFirebird Energy LLCOct 3, 2022

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

9,590
total depth, ft
3
permits on file
Oct 3, 2022
last permit issued
Feb 25, 2023
completed
170K
cumulative oil, bbl
252K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2022 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Feb 25, 2023
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

31.665348, -102.283804

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Midland 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
Four Corners 1423 D O-10-58304Spraberry (Trend Area)Diamondback E&P LLC1170K252KOct 2022 – Jul 2026

Oil, barrels lease total

Last 12 months 24,838 · prior 12 37,303(-33%)

010K20K202420252026

Gas, mcf lease total

Last 12 months 53,051 · prior 12 71,550(-26%)

05K10K15K202420252026

Chain of custody

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

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

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
884372-97DrillDiamondback E&P LLCJun 22, 2023Oct 3, 2022Oct 11, 20228,646
884372-98DrillFirebird Energy LLCOct 6, 2022Oct 3, 2022—9,590
884372-99DrillFirebird Energy LLCSep 28, 2022Oct 3, 2022Oct 11, 20229,590

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-58304————

Formation tops

As filed on W-2/G-1. Subsea from 2,899 ft elevation.Download CSV →

FormationMD ftSubsea
Yates3,018-119
Yates3,019-120
Seven Rivers3,212-313
Queen3,360-461
Grayburg3,848-949
Queen4,223-1,324
Grayburg4,722-1,823
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO4,977-2,078
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO4,990-2,091
Glorieta6,155-3,256
Clear ForkCLEARFORK7,154-4,255
Clear ForkCLEARFORK7,166-4,267
Spraberry8,007-5,108
Spraberry8,045-5,146
Glorieta——
Rustler——
Santa Rosa——
Seven Rivers——

Perforations

Perforated and open-hole intervals.

FromToType
9,00219,183Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,19117.5977 S
9.6257,94812.251,093 S
5.519,2307.8752,530 S
5.519,2308.52,530 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
00Nov 1, 2023Sep 15, 2023Yes
00Feb 6, 2023Dec 19, 2022Yes

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). 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 →

Four Corners 1423 F42-329-45822

0.0 KM · Firebird Energy LLC · Section with this well →

Yates3,019-122
Seven Rivers3,211-314
Queen3,360-463
Grayburg3,848-951
San Andres4,968-2,071
Glorieta6,138-3,241
Clear Fork7,154-4,257
Spraberry8,011-5,114

10 TOPS · FIRST 8

Four Corners 1423 E42-329-45821

0.0 KM · Firebird Energy LLC · Section with this well →

Yates3,019-122
Seven Rivers3,230-333
Queen3,360-463
Grayburg3,848-951
San Andres4,977-2,080
Clear Fork5,643-2,746
Glorieta6,126-3,229
Spraberry8,005-5,108

10 TOPS · FIRST 8

Tatia42-329-39652

0.1 KM · FDL Operating, LLC · Section with this well →

Yates3,034-136
Grayburg4,561-1,663
San Andres4,790-1,892
Glorieta6,086-3,188
Clear Fork6,134-3,236
Spraberry8,559-5,661
Spraberry9,150-6,252
Seven Rivers—

10 TOPS · FIRST 8

Tatia42-329-40590

0.1 KM · FDL Operating, LLC · Section with this well →

Yates3,007-108
Seven Rivers3,218-319
Queen4,200-1,301
San Andres4,566-1,667
Glorieta6,388-3,489
Clear Fork7,355-4,456
Spraberry7,976-5,077
Santa Rosa—

10 TOPS · FIRST 8

Tatia42-329-41882

0.1 KM · FDL Operating, LLC · Section with this well →

Yates3,012-113
Seven Rivers3,223-324
Queen4,205-1,306
San Andres4,571-1,672
Glorieta6,393-3,494
Clear Fork7,410-4,511
Spraberry7,981-5,082
Grayburg—

10 TOPS · FIRST 8

Tatia42-329-41881

0.2 KM · FDL Operating, LLC · Section with this well →

Yates3,039-141
Seven Rivers3,236-338
San Andres4,554-1,656
Glorieta6,361-3,463
Clear Fork7,385-4,487
Spraberry7,923-5,025
Santa Rosa—
Queen—

10 TOPS · FIRST 8

Tatia42-329-41880

0.2 KM · FDL Operating, LLC · Section with this well →

Yates3,039-142
Seven Rivers3,236-339
San Andres4,554-1,657
Glorieta6,361-3,464
Clear Fork7,391-4,494
Spraberry7,926-5,029
Grayburg—
Spraberry—

10 TOPS · FIRST 8

Four Corners 1423 H42-329-45824

0.3 KM · Firebird Energy LLC · Section with this well →

Yates3,038-146
Seven Rivers3,247-355
Queen3,360-468
Grayburg3,885-993
San Andres4,987-2,095
Glorieta6,127-3,235
Clear Fork7,155-4,263
Spraberry8,014-5,122

14 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/32945970, documented in the API reference.