WELL · 42-483-30492 · DISTRICT 10

Hefley 36 #1

Plugged

Wheeler County · Briscoe (Morrow) field · Vertical

Hefley 36 #1 (API 42-483-30492) is a plugged well in Wheeler County, plugged July 30, 2019, last operated by Blackbeard Operating LLC.

The RRC has issued one drilling permit, issued November 14, 1977, permitted to 15,200 ft.

It was permitted by Marsh, Tom F. and has since transferred to Blackbeard Operating LLC on the wellbore schedule.

Operator of record

Blackbeard Operating LLC

Permitted by Marsh, Tom F.; the EWA schedule now lists a different operator.

Fort Worth, TX · P-5 Y, filed Jul 4, 2026 · 2,263 permits on file · (432) 242-0050

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Blackbeard Operating LLC
Production reports	Tecolote Energy Operating, LLCthrough Jul 2019
Latest permit	Marsh, Tom F.Nov 14, 1977

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

15,200: total depth, ft
1: permits on file
Nov 14, 1977: last permit issued
Mar 13, 1978: completed
0: cumulative oil, bbl
5.03M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2019

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Mar 13, 1978
Shut in: —
Plugged: Jul 30, 2019

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 →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Hefley 36 G-14-76513	Briscoe (Morrow)	Tecolote Energy Operating, LLC	1	0	5.03M	Jan 1993 – Jul 2019

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.

1Marsh Operating CompanyJan 1993 → Dec 1995
2Seagull Midcon Inc.Jan 1996 → May 1998
3Seagull Energy E&P Inc.Jun 1998 → Oct 2000
4Ocean Energy, Inc.Nov 2000 → Aug 2003
5Devon Louisiana CorporationSep 2003 → Dec 2005
6Devon Energy Production Co, L.P.Jan 2006 → Jun 2016
7Tecolote Energy Operating, LLCJul 2016 → Jul 2019

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
12003-99	Drill	Marsh, Tom F.	Nov 14, 1977	Nov 14, 1977	Nov 22, 1977	15,200

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-14-76513	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
14,652	14,664	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	3,309	—	2,400 S
5.5	14,400	—	600 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 →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	Jan 12, 1984	—	—

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.

Wellbore filings for 42-483-30492 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-483-30492 → scanned completion filings

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/48330492, documented in the API reference.