WELL · 42-135-42595 · DISTRICT 8

Gardendale 8 #12

Shut in

Ector County · Spraberry (Trend Area) field · Shut IN  · Vertical

Gardendale 8 #12 (API 42-135-42595) is a well in Ector County operated by Diamondback E&P LLC, completed September 17, 2014 and listed as shut in on the RRC schedule, shut in October 1, 2026.

The RRC has issued 2 drilling permits (amended once) between 2011 and 2013, permitted to 11,291 ft.

It was permitted by Berry Oil Comp. and has since transferred to Diamondback E&P LLC on the wellbore schedule.

Completion filings report 18 formation tops, including Santa Rosa, Yates, Seven Rivers, San Andres.

Its lease has reported 652K barrels of oil and 2.99M mcf of gas since May 2010, last reporting in July 2026. The lease carries 13 wells, so these are lease totals, not this well alone.

Operator of record

Diamondback E&P LLC

Permitted by Berry Oil Comp.; the EWA schedule now lists a different operator.

Based in
Midland, TX
P-5 status
Active – Extension (X)
P-5 last filed
May 4, 2026
Permits on file
5,237
Phone
(432) 221-7400

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsDiamondback E&P LLCthrough Apr 2026
Latest permitBerry Oil Comp.Jun 27, 2013
11,291
total depth, ft
3
permits on file
Jun 27, 2013
last permit issued
Sep 17, 2014
completed
652K
cumulative oil, bbl
2.99M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · May 2010 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Sep 17, 2014
Shut in
Oct 1, 2026
Plugged
—

Operator's P-5 on the schedule: Active (A)

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

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 13 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Gardendale 8 O-10-40446Spraberry (Trend Area)Diamondback E&P LLC13652K2.99MMay 2010 – Jul 2026

Gas, mcf lease total

Last 12 months 89,662 · prior 12 98,620(-9%)

05K10K15K202420252026

Oil, barrels lease total

Last 12 months 10,575 · prior 12 12,403(-15%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Keystone Petroleum GP LLCMay 2010 → Oct 2010
  2. 2Berry Oil Comp.Nov 2010 → Jun 2014
  3. 3Linn Operating, Inc.Jul 2014 → Feb 2015
  4. 4FDL Operating, LLCMar 2015 → Dec 2021
  5. 5Contango Resources, LLCJan 2022 → Nov 2022
  6. 6Slant Operating, LLCDec 2022 → Jun 2023
  7. 7DE IV Operating, LLCJul 2023 → Apr 2025
  8. 8Diamondback E&P LLCMay 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
765009-99DrillBerry Oil Comp.Jun 19, 2013Jun 27, 2013May 9, 201411,900
715015-98DrillBerry Oil Comp.Apr 24, 2012May 2, 2011—11,900
715015-99DrillBerry Oil Comp.Apr 26, 2011May 2, 2011—11,900

Completions

CompletedLeaseFieldOperatorStatusDepth
Sep 17, 2014Gardendale 8 O-10-40446Spraberry (Trend Area)Diamondback E&P LLCShut IN · shut in Oct 1, 202611,291

Formation tops

As filed on W-2/G-1. Subsea from 2,974 ft elevation.Download CSV →

FormationMD ftSubsea
Santa RosaSANTA ROSA BASE1,6771,297
Yates3,110-136
Seven Rivers3,374-400
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO4,435-1,461
Glorieta6,088-3,114
Clear ForkCLEARFORK7,283-4,309
Wolfcamp9,293-6,319
Strawn10,415-7,441
Canyon——
Connell——
Devonian——
Ellenburger——
Grayburg——
Holt——
Pennsylvanian——
Queen——
Silurian (undifferentiated)SILURIAN——
Tubb——

Perforations

Perforated and open-hole intervals.

FromToType
8,02011,080Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
11.751,65514.75940 S
8.6255,490111,350 S
5.511,2867.875905 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
00Mar 14, 2018Dec 1, 2017—
00Dec 18, 2014Oct 14, 2014Yes

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.

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/13542595, documented in the API reference.