WELL · 42-003-47996 · DISTRICT 8

UL BLK 6 Ddu A #4009WA

Y

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

UL Blk 6 Ddu A #4009WA (API 42-003-47996) is a horizontal well in Andrews County operated by Diamondback E&P LLC, completed September 1, 2019 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued January 28, 2019, permitted to 10,940 ft.

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

Its lease has reported 4.05M barrels of oil and 3.37M mcf of gas since April 2016, last reporting in July 2026. The lease carries 15 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 · 5,231 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 28, 2019
10,940
total depth, ft
1
permits on file
Jan 28, 2019
last permit issued
Sep 1, 2019
completed
4.05M
cumulative oil, bbl
3.37M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Apr 2016 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Sep 1, 2019
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

32.456511, -102.216175

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Andrews 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 15 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
UL BLK 6 Ddu A O-10-47890Spraberry (Trend Area)Diamondback E&P LLC154.05M3.37MApr 2016 – Jul 2026

Oil, barrels lease total

Last 12 months 187,763 · prior 12 176,274(+7%)

010K20K30K202420252026

Gas, mcf lease total

Last 12 months 228,344 · prior 12 254,921(-10%)

020K40K202420252026

Chain of custody

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

  1. 1Ajax Resources, LLCApr 2016 → Oct 2018
  2. 2Diamondback E&P LLCNov 2018 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
849187-99DrillDiamondback E&P LLCJan 24, 2019Jan 28, 2019Feb 21, 201910,940

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-47890————

Formation tops

As filed on W-2/G-1. Subsea from 2,961 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,500461
Seven Rivers3,257-296
Queen3,688-727
Grayburg4,095-1,134
San AndresSAN ANDRES - CO2 FLOOD, HIGH FLO4,530-1,569
Glorieta5,427-2,466
Clear ForkCLEARFORK6,440-3,479
Holt——
Permian (undifferentiated)PERMIAN DETRITAL——
Tubb——

Perforations

Perforated and open-hole intervals.

FromToType
10,67123,607Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,81717.51,360 S
9.6256,64512.252,128 S
5.523,7258.55,827 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
00Aug 17, 2022May 18, 2022—
00May 22, 2020Jan 29, 2020Yes

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 →

UL BLK 6 Ddu A42-003-47995

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

Yates3,022-61
Seven Rivers3,263-302
Queen3,688-727
Grayburg4,095-1,134
San Andres4,535-1,574
Glorieta5,417-2,456
Clear Fork6,454-3,493
Permian (undifferentiated)—

10 TOPS · FIRST 8

UL BLK 6 Ddu A42-003-47993

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

Yates3,022-61
Seven Rivers3,262-301
Queen3,688-727
Grayburg4,094-1,133
San Andres4,533-1,572
Glorieta5,417-2,456
Clear Fork6,461-3,500
Tubb—

10 TOPS · FIRST 8

University 6-40 Unit42-003-47314

0.2 KM · Ajax Resources, LLC · Section with this well →

Clear Fork6,448-3,483
Opal Spraberry8,200-5,235
Spraberry8,333-5,368
Spraberry8,669-5,704
Spraberry9,295-6,330
Grayburg—
Glorieta—
Holt—

14 TOPS · FIRST 8

UL BLK 6 Ddu A42-003-47694

0.3 KM · Ajax Resources, LLC · Section with this well →

Grayburg4,266-1,316
San Andres4,782-1,832
Clear Fork6,641-3,691
Tubb—
Glorieta—
Holt—
Permian (undifferentiated)—
Queen—

10 TOPS · FIRST 8

UL BLK 6 Ddu A42-003-47695

0.3 KM · Ajax Resources, LLC · Section with this well →

Grayburg4,266-1,316
San Andres4,782-1,832
Clear Fork6,448-3,498
Yates—
Holt—
Seven Rivers—
Tubb—
Queen—

10 TOPS · FIRST 8

UL BLK 6 Ddu A42-003-47696

0.3 KM · Ajax Resources, LLC · Section with this well →

Grayburg4,266-1,316
San Andres4,782-1,832
Clear Fork6,455-3,505
Glorieta—
Holt—
Permian (undifferentiated)—
Queen—
Seven Rivers—

10 TOPS · FIRST 8

UL BLK 6 Ddu A42-003-47697

0.3 KM · Ajax Resources, LLC · Section with this well →

Grayburg4,266-1,316
San Andres4,782-1,832
Clear Fork6,450-3,500
Seven Rivers—
Queen—
Permian (undifferentiated)—
Holt—
Glorieta—

10 TOPS · FIRST 8

University 4542-003-38101

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

San Andres4,433-1,491
Clear Fork6,375-3,433
Clear Fork6,375-3,433
Spraberry8,232-5,290
U/Spraberry8,232-5,290
Spraberry8,282-5,340
Gin Sand8,552-5,610
L/Spraberry8,793-5,851

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/00347996, documented in the API reference.