WELL · 42-143-30376 · DISTRICT 7

Winslett O.C. #1

Plugged

Erath County · Morgan Mill (Marble Falls) field · Vertical

Winslett O.C. #1 (API 42-143-30376) is a plugged well in Erath County, plugged June 4, 2012, last operated by Sun-Key Oil CO. Inc..

The RRC has issued one drilling permit, issued July 14, 1978, permitted to 5,300 ft.

It was permitted by Southwestern Gas Expl. Corp. and has since transferred to Sun-Key Oil CO. Inc. on the wellbore schedule.

Operator of record

Sun-Key Oil Co. Inc.

Permitted by Southwestern Gas Expl. Corp.; the EWA schedule now lists a different operator.

Based in: Dublin, TX
P-5 status: Delinquent (D)
P-5 last filed: Apr 27, 2017
Permits on file: 10
Phone: (254) 445-3400

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Sun-Key Oil Co. Inc.
Production reports	Sun-Key Oil Co., Inc.through Dec 2009
Latest permit	Southwestern Gas Expl. Corp.Jul 14, 1978

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

5,300: total depth, ft
1: permits on file
Jul 14, 1978: last permit issued
Sep 18, 1978: completed
0: cumulative oil, bbl
36.4K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2012

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Sep 18, 1978
Shut in: —
Plugged: Jun 4, 2012

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
Winslett, O.C. G-8-83790	Morgan Mill (Marble Falls)	Sun-Key Oil Co., Inc.	1	0	36.4K	Jan 1993 – Jun 2012

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.

1Mitchell Energy CorporationJan 1993 → Mar 1995
2Sun-Key Oil Co., Inc.Apr 1995 → Dec 2009

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
28504-99	Drill	Southwestern Gas Expl. Corp.	Jul 14, 1978	Jul 14, 1978	Jul 19, 1978	5,300

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-8-83790	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
4,586	4,781	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	647	11	450 S
2.875	4,955	7.875	320 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	Aug 2, 1979	—

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 42-143-30376 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-143-30376 → 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/14330376, documented in the API reference.