WELL · 42-131-37705 · DISTRICT 4

DCR 85 #1

Plugged

Duval County · Casa Blanca (1100) field · Vertical

Dcr 85 #1 (API 42-131-37705) is a plugged well in Duval County, plugged November 25, 1998, last operated by Sonat Exploration CO. - Houston.

The RRC has issued one drilling permit (amended twice), issued May 10, 1993, permitted to 3,500 ft.

It was permitted by Tri-C Resources, Inc. and has since transferred to Sonat Exploration CO. - Houston on the wellbore schedule.

Completion filings report one formation top, including Miranda.

Operator of record

Sonat Exploration Co. - Houston

Permitted by Tri-C Resources, Inc.; the EWA schedule now lists a different operator.

Based in: Houston, TX
P-5 status: Inactive (I)
P-5 last filed: Apr 15, 1993
Permits on file: 197
Phone: (713) 940-4026

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Sonat Exploration Co. - Houston
Production reports	none
Latest permit	Tri-C Resources, Inc.May 10, 1993

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

3,500: total depth, ft
3: permits on file
May 10, 1993: last permit issued
Dec 10, 1993: completed
0: cumulative oil, bbl
0: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Dec 1993 THROUGH Nov 1998

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Dec 10, 1993
Shut in: —
Plugged: Nov 25, 1998

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
DCR 85 G-4-147838	Casa Blanca (1100)	Sonat Exploration Co. - Houston	1	0	0	Dec 1993 – Nov 1998

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

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
411532-97	Drill	Tri-C Resources, Inc.	Jan 25, 1994	May 10, 1993	Sep 14, 1993	3,500
411532-98	Drill	Tri-C Resources, Inc.	Sep 2, 1993	May 10, 1993	—	3,500
411532-99	Drill	Tri-C Resources, Inc.	May 10, 1993	May 10, 1993	—	3,500

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-147838	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 507 ft elevation.Download CSV →

Formation	MD ft	Subsea
Miranda	1,935	-1,428

Perforations

Perforated and open-hole intervals.

From	To	Type
1,360	1,362	Perforated
2,858	2,864	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	181	12.25	120 S
2.875	2,991	7.875	247 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
May 13, 1994	Mar 31, 1994	—
Feb 24, 1994	Jan 27, 1994	Yes
Feb 1, 1994	—	—

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 42-131-37705 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-131-37705 → 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/13137705, documented in the API reference.