WELL · 42-427-30125 · DISTRICT 4

Montalvo N.R. #48

Plugged

Starr County · Sun (F-2 Lo. NW.) field · Vertical

Montalvo N.R. #48 (API 42-427-30125) is a plugged well in Starr County, plugged February 20, 1992, last operated by Reh Energy Inc..

The RRC has issued 2 drilling permits between 1982 and 1985, permitted to 4,910 ft.

It was permitted by Exxon Corp. and has since transferred to Reh Energy Inc. on the wellbore schedule.

Operator of record

Reh Energy Inc.

Permitted by Exxon Corp.; the EWA schedule now lists a different operator.

Corpus Christ, TX · P-5 Y, filed Sep 11, 2015 · 50 permits on file · (361) 288-0845

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Reh Energy Inc.
Production reports	none
Latest permit	Exxon Corp.May 2, 1985

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

4,910: total depth, ft
2: permits on file
May 2, 1985: last permit issued
Jun 26, 1977: completed
0: cumulative oil, bbl
0: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Sep 1993

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Jun 26, 1977
Shut in: —
Plugged: Feb 20, 1992

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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Montalvo, N.R. G-4-73925	Sun (F-2, Lo., NW.)	Exxon Corp.	1	0	0	Jan 1993 – Sep 1993
Montalvo, N.R. G-4-120057	Sun (F-1-M 4950)	Exxon Corp.	1	0	0	Jan 1993 – Sep 1993

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

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
273915-99	Recompletion	Exxon Corp.	Apr 16, 1985	May 2, 1985	—	4,910
152071-99	Recompletion	Exxon Corp.	Mar 2, 1982	Mar 2, 1982	—	4,910

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-73925	—	—	—	—
—	— G-4-120057	—	—	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
3,969	4,013	Perforated
4,072	4,082	Perforated
4,547	4,557	Perforated
4,720	4,726	Perforated
4,860	4,863	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	1,213	12.25	300 S
8.625	1,213	—	300 S
2.875	4,898	7.875	250 S
2.875	4,903	7.875	250 S
2.875	4,903	—	—
1.25	48,006	—	—

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
Mar 6, 1986	Feb 14, 1986	—
Mar 1, 1986	—	—
Jan 12, 1984	Dec 5, 1977	—
Jan 12, 1984	Feb 18, 1970	—
Jan 12, 1984	—	—

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 42-427-30125 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-427-30125 → 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/42730125, documented in the API reference.