WELL · 42-507-31533 · DISTRICT 1

Lee Ranch #7

Plugged

Zavala County · Lee Ranch (San Miguel 1850) field · Vertical

Lee Ranch #7 (API 42-507-31533) is a plugged well in Zavala County, plugged January 19, 1999, last operated by E-Cor Inc..

The RRC has issued one drilling permit, issued July 13, 1981, permitted to 1,765 ft.

It was permitted by Crb Oil & Gas, Inc. and has since transferred to E-Cor Inc. on the wellbore schedule.

Completion filings report one formation top, including San Miguel.

Operator of record

E-Cor Inc.

Permitted by CRB Oil & Gas, Inc.; the EWA schedule now lists a different operator.

Austin, TX · P-5 Y, filed Feb 4, 2000 · 10 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	E-Cor Inc.
Production reports	E-Cor, Inc.through Nov 1995
Latest permit	CRB Oil & Gas, Inc.Jul 13, 1981

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

1,765: total depth, ft
1: permits on file
Jul 13, 1981: last permit issued
Aug 26, 1991: completed
0: cumulative oil, bbl
137K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jan 1999

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Aug 26, 1991
Shut in: —
Plugged: Jan 19, 1999

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
Lee Ranch G-1-95186	Lee Ranch (San Miguel 1850)	E-Cor, Inc.	1	0	137K	Jan 1993 – Jan 1999

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.

1E-Cor, Inc.Jan 1993 → Nov 1995

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
125170-99	Drill	CRB Oil & Gas, Inc.	Jul 13, 1981	Jul 13, 1981	—	1,765

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-1-95186	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 787 ft elevation.Download CSV →

Formation	MD ft	Subsea
San Miguel	1,514	-727

Perforations

Perforated and open-hole intervals.

From	To	Type
1,518	1,527	Perforated
1,531	1,535	Perforated
1,585	1,589	Perforated
1,623	1,718	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.75	639	12.25	475 S
2.375	1,589	—	—
4.5	1,776	7.875	500 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	Nov 18, 1991	Sep 25, 1991	—
00	Jan 12, 1984	Sep 17, 1981	—

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 42-507-31533 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-507-31533 → 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/50731533, documented in the API reference.