WELL · 42-479-34281 · DISTRICT 4

Olmitos Ranch #11

Plugged

Webb County · Lundell (Lobo) field · Vertical

Olmitos Ranch #11 (API 42-479-34281) is a plugged well in Webb County, plugged May 10, 1993, last operated by Cox Exploration Inc..

The RRC has issued one drilling permit, issued October 29, 1985, permitted to 9,500 ft.

It was permitted by Cox, Edwin L. & Cox, Berry R. and has since transferred to Cox Exploration Inc. on the wellbore schedule.

Completion filings report 2 formation tops, including Wilcox, Lobo 6.

Operator of record

Cox Exploration Inc.

Permitted by Cox, Edwin L. & Cox, Berry R.; the EWA schedule now lists a different operator.

Dallas, TX · P-5 Y, filed Jan 7, 2000 · 2 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Cox Exploration Inc.
Production reports	Cox Exploration, Inc.through Mar 1993
Latest permit	Cox, Edwin L. & Cox, Berry R.Oct 29, 1985

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

9,500: total depth, ft
1: permits on file
Oct 29, 1985: last permit issued
Feb 13, 1986: completed
0: cumulative oil, bbl
2.77K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH May 1993

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Feb 13, 1986
Shut in: —
Plugged: May 10, 1993

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
Olmitos Ranch G-4-120311	Lundell (Lobo)	Cox Exploration, Inc.	1	0	2.77K	Jan 1993 – May 1993

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.

1Cox Exploration, Inc.Jan 1993 → Mar 1993

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
288875-99	Drill	Cox, Edwin L. & Cox, Berry R.	Oct 28, 1985	Oct 29, 1985	Nov 26, 1985	9,500

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-120311	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 491 ft elevation.Download CSV →

Formation	MD ft	Subsea
WilcoxLOWER WILCOX	6,882	-6,391
Lobo 6	8,989	-8,498

Perforations

Perforated and open-hole intervals.

From	To	Type
9,026	9,048	Perforated
9,089	9,107	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
10.75	994	14.75	650 S
7.625	7,602	9.875	714 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	Mar 21, 1986	Mar 10, 1986	Yes
00	Mar 15, 1986	—	—

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 42-479-34281 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-479-34281 → 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/47934281, documented in the API reference.