TEXAS · WELLS · WHEELER COUNTY · HEFLEY 34 LEASE · API 42-483-32151 · DISTRICT 08

Hefley 34 #5

Shut in

Wheeler County · Buffalo Wallow (Granite Wash) field · Producing  · Vertical

Hefley 34 #5 (API 42-483-32151) is a well in Wheeler County operated by Unbridled Resources LLC, completed October 7, 2008 and listed as producing on the RRC schedule, shut in May 1, 2023.

The RRC has issued 2 drilling permits between 2006 and 2011, permitted to 16,309 ft.

It was permitted by Linn Operating, Inc. and has since transferred to Unbridled Resources LLC on the wellbore schedule.

Completion filings report 11 formation tops, including T/Brown Dolomite, B/Heebner-T/Douglas, T/Tonkawa, Avant Ls.

No lease production has been reported under this well’s leases.

Operator of record

Unbridled Resources LLC

Permitted by Linn Operating, Inc.; the EWA schedule now lists a different operator.

Based in
Oklahoma City, OK
P-5 status
Active (A)
P-5 last filed
Dec 17, 2025
Permits on file
6
Phone
(318) 751-3917

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleUnbridled Resources LLC
Production reportsUnbridled Resources, LLCthrough Apr 2023
Latest permitLinn Operating, Inc.Oct 11, 2011

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

16,309
total depth, ft
2
permits on file
Oct 11, 2011
last permit issued
Oct 7, 2008
completed
0
cumulative oil, bbl
1.52M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2006 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 7, 2008
Shut in
May 1, 2023
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; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Hefley 34 G-14-224227Dyco (Granite Wash)Unbridled Resources, LLC101.52MOct 2006 – Jul 2026

No volumes reported on these leases in the last three years.

Chain of custody

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

  1. 1Dominion Oklahoma Texas E&P, IncOct 2006 → Aug 2007
  2. 2Linn Operating, Inc.Sep 2007 → Dec 2014
  3. 3Enervest Operating, L.L.C.Jan 2015 → Mar 2018
  4. 44P Energy Texas, LLCApr 2018 → Oct 2020
  5. 5Unbridled Resources, LLCNov 2020 → Apr 2023

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
725160-99Field transferLinn Operating, Inc.Sep 28, 2011Oct 11, 2011Aug 17, 200614,100
622055-99DrillDominion Oklahoma Texas E&P, IncJul 5, 2006Jul 6, 2006Aug 17, 200614,100

Completions

CompletedLeaseFieldOperatorStatusDepth
Oct 7, 2008Hefley 34 G-14-224227Buffalo Wallow (Granite Wash)Unbridled Resources LLCProducing · shut in May 1, 202316,309
Oct 7, 2008Hefley 34 G-14-224227Buffalo Wallow (Granite Wash)Unbridled Resources LLCProducing · shut in May 1, 202316,309

Formation tops

As filed on W-2/G-1. Subsea from 2,591 ft elevation.Download CSV →

FormationMD ftSubsea
T/Brown Dolomite4,628-2,037
B/Heebner-T/Douglas8,211-5,620
T/Tonkawa9,070-6,479
Avant LS9,737-7,146
T/Britt Granite Wash11,480-8,889
T/Granite Wash A11,584-8,993
T/Granite B11,806-9,215
T/Granite C12,000-9,409
T/Granite D12,278-9,687
T/Granite E12,339-9,748
T/Atoka Wash12,922-10,331
T/Britt Granite Wash——
T/Brown Dolomite——
T/Tonkawa——

Perforations

Perforated and open-hole intervals.

FromToType
11,55313,388Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6253,35012.251,740 S
5.513,6007.875490 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
00Jan 6, 2014Oct 10, 2013—
00Apr 13, 2012Oct 12, 2011—
00Apr 16, 2007Jan 8, 2007Yes
00Feb 2, 2007——

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.

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/48332151, documented in the API reference.