WELL · 42-221-30837 · DISTRICT 7

Guerry Grady #11

Plugged

Hood County · Thorp Springs (Bonnie Sand) field · Vertical

Guerry Grady #11 (API 42-221-30837) is a plugged well in Hood County, plugged July 1, 2005, last operated by Chief Oil & Gas LLC *.

The RRC has issued one drilling permit, issued February 16, 1988, permitted to 1,000 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 Mar 1995
Latest permit	Nichols Oil & Gas CorporationFeb 16, 1988

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

1,000: total depth, ft
1: permits on file
Feb 16, 1988: last permit issued
May 24, 1988: completed
0: cumulative oil, bbl
2.12K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2005

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: May 24, 1988
Shut in: —
Plugged: Jul 1, 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
Guerry, Grady G-8-127422	Thorp Springs (Bonnie Sand)	Chief Oil & Gas LLC *	1	0	2.12K	Jan 1993 – Jun 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 → Mar 1995

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
342654-99	Drill	Nichols Oil & Gas Corporation	Feb 16, 1988	Feb 16, 1988	—	1,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-8-127422	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 915 ft elevation.Download CSV →

Formation	MD ft	Subsea
Cretaceous	1	914
Strawn	265	650

Perforations

Perforated and open-hole intervals.

From	To	Type
732	867	Open hole

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
2.875	732	5.625	150 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	Jun 17, 1988	May 27, 1988	Yes
00	Jun 15, 1988	—	—

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 42-221-30837 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-221-30837 → 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/22130837, documented in the API reference.