WELL · 42-237-35501 · DISTRICT 9

Caldwell H.P. #1

Plugged

Jack County · Walden (3318) field · Vertical

Caldwell H.P. #1 (API 42-237-35501) is a plugged well in Jack County, plugged January 19, 1989, last operated by Shawnee Energy Development Inc..

The RRC has issued one drilling permit, issued September 20, 1983, permitted to 4,999 ft.

It was permitted by Gaylyn Exploration Inc. and has since transferred to Shawnee Energy Development Inc. on the wellbore schedule.

Completion filings report 4 formation tops, including Pennsylvanian, Strawn, Caddo, Mississippian.

Operator of record

Shawnee Energy Development Inc.

Permitted by Gaylyn Exploration Inc.; the EWA schedule now lists a different operator.

Graham, TX · P-5 Y, filed Mar 6, 1998 · 8 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Shawnee Energy Development Inc.
Production reports	none
Latest permit	Gaylyn Exploration Inc.Sep 20, 1983

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

4,999: total depth, ft
1: permits on file
Sep 20, 1983: last permit issued
Oct 31, 1983: completed
0: cumulative oil, bbl
0: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Oct 31, 1983
Shut in: —
Plugged: Jan 19, 1989

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
— O-13-23827	—	—	0	0	0	—

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

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
213272-99	Drill	Gaylyn Exploration Inc.	Sep 20, 1983	Sep 20, 1983	—	4,999

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-13-23827	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 1,221 ft elevation.Download CSV →

Formation	MD ft	Subsea
PennsylvanianPENN. BRYSON SANDS	2,820	-1,599
StrawnSTRAWN OIL SAND	3,270	-2,049
Caddo	4,089	-2,868
Mississippian	4,988	-3,767

Perforations

Perforated and open-hole intervals.

From	To	Type
3,272	3,280	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	335	12.25	225 S
4.5	3,542	7.875	360 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 →

Filed	W-2 / G-1 date	Logs referenced
Aug 30, 1991	—	—
Feb 1, 1984	Dec 16, 1983	—
Jan 27, 1984	Dec 16, 1983	—

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 42-237-35501 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-237-35501 → 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/23735501, documented in the API reference.