WELL · 42-221-30923 · DISTRICT 7

Seymour E.J. #4

Plugged

Hood County · Cockrell (Strawn) field · Vertical

Seymour E.J. #4 (API 42-221-30923) is a plugged well in Hood County, plugged August 24, 2005, last operated by Chief Oil & Gas LLC *.

The RRC has issued one drilling permit, issued April 12, 1991, permitted to 4,000 ft.

It was permitted by Nichols Oil & Gas Corporation and has since transferred to Chief Oil & Gas LLC * on the wellbore schedule.

Completion filings report 2 formation tops, including Cretaceous, Strawn.

Operator of record

Chief Oil & Gas LLC *

Permitted by Nichols Oil & Gas Corporation; the EWA schedule now lists a different operator.

Dallas, TX · P-5 Y, filed Apr 4, 2008 · 664 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Chief Oil & Gas LLC *
Production reports	Nichols Oil & Gas Corporationthrough Aug 1996
Latest permit	Nichols Oil & Gas CorporationApr 12, 1991

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

4,000: total depth, ft
1: permits on file
Apr 12, 1991: last permit issued
May 14, 1991: completed
0: cumulative oil, bbl
5.02K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2005

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: May 14, 1991
Shut in: —
Plugged: Aug 24, 2005

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
Seymour, E.J. G-8-138739	Cockrell (Strawn)	Chief Oil & Gas LLC *	1	0	5.02K	Jan 1993 – Aug 2005

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.

1Nichols Oil & Gas CorporationJan 1993 → Aug 1996

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
386725-99	Drill	Nichols Oil & Gas Corporation	Apr 12, 1991	Apr 12, 1991	Apr 14, 1991	4,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-8-138739	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 928 ft elevation.Download CSV →

Formation	MD ft	Subsea
Cretaceous	1	927
Strawn	195	733

Perforations

Perforated and open-hole intervals.

From	To	Type
2,744	2,755	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	285	12.25	195 S
4.5	3,702	7.875	734 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	Jul 30, 1991	Jul 3, 1991	Yes
00	Jul 26, 1991	—	—

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 42-221-30923 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-221-30923 → 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/22130923, documented in the API reference.