WELL · 42-215-31858 · DISTRICT 4
Rio Grande Gas Unit II #1
Hidalgo County · San Salvador (8800) field · Vertical
Rio Grande Gas Unit II #1 (API 42-215-31858) is a well in Hidalgo County operated by Shell Western E&P Inc., completed July 10, 1990.
The RRC has issued 4 drilling permits between 1989 and 1990, permitted to 9,150 ft.
It was permitted by Esenjay Petroleum Corp. and has since transferred to Shell Western E&P Inc. on the wellbore schedule.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Esenjay Petroleum Corp.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Sep 16, 1999
- Permits on file
- 2,528
- Phone
- (281) 544-3215
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Shell Western E&P Inc. |
| Production reports | Rincon Petroleum Corporationthrough Jul 2002 |
| Latest permit | Esenjay Petroleum Corp.May 29, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,150
- total depth, ft
- 4
- permits on file
- May 29, 1990
- last permit issued
- Jul 10, 1990
- completed
- 0
- cumulative oil, bbl
- 706K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 10, 1990
- Shut in
- —
- Plugged
- —
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 3 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 |
|---|---|---|---|---|---|---|
| Rio Grande Gas Unit II G-4-134326 | San Salvador (Consolidated Frio) | Deguello Operating LLC | 1 | 0 | 107K | Jan 1993 – Jul 2026 |
| Rio Grande Gas Unit II G-4-131816 | San Salvador (8800) | Shell Western E&P Inc. | 1 | 0 | 599K | Jan 1993 – Sep 1996 |
| — G-4-134241 | — | — | 0 | 0 | 0 | — |
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.
- 1Esenjay Petroleum Corp.Jan 1993 → Apr 1996
- 2Shell Western E&P Inc.May 1996 → Feb 1998
- 3Contract Energy, L.L.C.Jun 2000 → Aug 2001
- 4Rincon Petroleum CorporationSep 2001 → Jul 2002
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 373914-99 | Recompletion | Esenjay Petroleum Corp. | May 29, 1990 | May 29, 1990 | — | 8,830 |
| 372542-99 | Recompletion | Esenjay Petroleum Corp. | Apr 24, 1990 | Apr 30, 1990 | — | 8,830 |
| 371953-99 | Recompletion | Esenjay Petroleum Corp. | Apr 9, 1990 | Apr 12, 1990 | — | 9,150 |
| 359087-99 | Drill | Esenjay Petroleum Corp. | May 9, 1989 | May 11, 1989 | — | 9,150 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-131816 | — | — | — | — |
| — | — G-4-134241 | — | — | — | — |
| — | — G-4-134326 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,956 | 7,968 | Perforated |
| 8,438 | 8,440 | Perforated |
| 8,438 | 8,486 | Perforated |
| 8,445 | 8,448 | Perforated |
| 8,460 | 8,468 | Perforated |
| 8,476 | 8,486 | Perforated |
| 8,572 | 8,580 | Perforated |
| 8,572 | 8,608 | Perforated |
| 8,582 | 8,588 | Perforated |
| 8,596 | 8,608 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,628 | 12.25 | 445 S |
| 5.5 | 8,759 | 8.75 | 1,350 S |
| 5.5 | 8,824 | 8.75 | 1,350 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 | Jan 7, 1991 | Jul 18, 1990 | — |
| 00 | Jul 10, 1990 | Apr 30, 1990 | Yes |
| 00 | Jun 4, 1990 | Apr 9, 1990 | Yes |
| 00 | May 17, 1990 | — | Yes |
| 00 | May 11, 1990 | — | — |
| 00 | Nov 9, 1989 | Sep 11, 1989 | Yes |
| 00 | Sep 20, 1989 | — | — |
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 42-215-31858 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-215-31858 → 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/21531858, documented in the API reference.