TEXAS · WELLS · STARR COUNTY · API 42-427-31635 · DISTRICT 04
Montalvo N.R. #12
Starr County · Sun North (6000 Frio) field · Vertical
Montalvo N.R. #12 (API 42-427-31635) is a plugged well in Starr County, plugged March 4, 1987, last operated by Sun Expl. & Prod. CO.-Corpus.
The RRC has issued 3 drilling permits between 1982 and 1986, permitted to 9,700 ft.
Completion filings report one formation top, including H-4-5.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- Permits on file
- 1,290
- Phone
- (512) 994-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sun Expl. & Prod. Co.-Corpus |
| Production reports | none |
| Latest permit | Sun Expl. & Prod. Co.-CorpusApr 22, 1986 |
- 9,700
- total depth, ft
- 3
- permits on file
- Apr 22, 1986
- last permit issued
- Feb 9, 1985
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 9, 1985
- Shut in
- —
- Plugged
- Mar 4, 1987
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.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 301305-99 | Recompletion | Sun Expl. & Prod. Co.-Corpus | Apr 22, 1986 | Apr 22, 1986 | — | 8,362 |
| 264073-99 | Recompletion | Sun Expl. & Prod. Co.-Corpus | Jan 11, 1985 | Jan 14, 1985 | — | 8,362 |
| 150646-99 | Drill | Sun Expl. & Prod. Co.-Corpus | Feb 12, 1982 | Feb 12, 1982 | Nov 24, 1982 | 9,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Feb 9, 1985 | Montalvo N.R. G-4-115068 | Sun North (6000 Frio) | Sun Expl. & Prod. Co.-Corpus | Plugged | — |
| May 10, 1983 | Montalvo N.R. G-4-105772 | Sun North (H-4-5) | Sun Expl. & Prod. Co.-Corpus | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 348 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| H-4-5 | 6,182 | -5,834 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,028 | 6,036 | Perforated |
| 6,182 | 6,196 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,000 | 14.75 | 1,001 S |
| 2.875 | 6,125 | — | — |
| 7.625 | 6,300 | 9.875 | 860 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 | Mar 7, 1985 | Feb 20, 1985 | — |
| 00 | Mar 5, 1985 | Feb 11, 1985 | — |
| 00 | Jan 12, 1984 | May 27, 1983 | — |
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 42-427-31635 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-31635 → 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/42731635, documented in the API reference.