TEXAS · WELLS · STARR COUNTY · API 42-427-05013 · DISTRICT 04
Montalvo N.R. #39
Starr County · Wildcat field · Vertical
Montalvo N.R. #39 (API 42-427-05013) is a plugged well in Starr County, plugged July 12, 1994, last operated by Exxon Corp..
The RRC has issued one drilling permit, issued July 28, 1993, permitted to 4,632 ft.
Its 2 leases have reported 1.84K mcf of gas since January 1993, with no volume in the three years through April 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Houston, TX
- P-5 status
- See remarks (S)
- P-5 last filed
- Mar 15, 1999
- Permits on file
- 19,549
- Phone
- (713) 431-1125
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Exxon Corp. |
| Production reports | Exxon Corp.through Jul 1993 |
| Latest permit | Exxon Corp.Jul 28, 1993 |
- 4,632
- total depth, ft
- 1
- permits on file
- Jul 28, 1993
- last permit issued
- Aug 17, 1993
- completed
- 0
- cumulative oil, bbl
- 1.84K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 1993
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 17, 1993
- Shut in
- —
- Plugged
- Jul 12, 1994
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-4-54499 | Sun, North (C-3-B) | Exxon Corp. | 1 | 0 | 1.84K | Jan 1993 – Jul 1993 |
| Montalvo, N.R. G-4-146222 | Wildcat | Exxon Corp. | 1 | 0 | 0 | Aug 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.
- 1Exxon Corp.Jan 1993 → Jul 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 414348-99 | Recompletion | Exxon Corp. | Jul 28, 1993 | Jul 28, 1993 | Aug 4, 1993 | 4,632 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Aug 17, 1993 | Montalvo N.R. G-4-146222 | Wildcat | Exxon Corp. | Plugged | — |
| Jan 19, 1973 | Montalvo N. R. G-4-54499 | Sun North (C-3-B) | Exxon Corp. | Plugged | — |
| — | Montalvo N. R. O-4-3065 | Sun | Reh Energy Inc. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,558 | 4,582 | Perforated |
| — | 4,827 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,049 | — | 340 S |
| 2.875 | 5,286 | — | 335 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Sep 24, 1993 | Aug 24, 1993 | — |
| 00 | Aug 31, 1993 | — | — |
| 00 | Jan 12, 1984 | Feb 27, 1973 | — |
| 00 | 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 42-427-05013 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-05013 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/42705013, documented in the API reference.