WELL · 42-427-32383 · DISTRICT 4
Guerra Gas Unit A #1
Starr County · Bob West (L-20) field · Vertical
Guerra Gas Unit A #1 (API 42-427-32383) is a plugged well in Starr County, plugged May 19, 2021, last operated by Coastal Oil & Gas Corporation.
The RRC has issued one drilling permit (amended once), issued December 28, 1989, permitted to 13,500 ft.
It was permitted by Tesoro Expl. & Prod. Company and has since transferred to Coastal Oil & Gas Corporation on the wellbore schedule.
Completion filings report 10 formation tops, including First Hinnant (Wilcox), Frist Hinnant(Wilcox), Lopeno, Top Lopeno.
Operator of record
Permitted by Tesoro Expl. & Prod. Company; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Dec 7, 2001 · 1,543 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Coastal Oil & Gas Corporation |
| Production reports | Merit Energy Companythrough Feb 2018 |
| Latest permit | Tesoro Expl. & Prod. CompanyDec 28, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,500
- total depth, ft
- 2
- permits on file
- Dec 28, 1989
- last permit issued
- Mar 8, 1990
- completed
- 0
- cumulative oil, bbl
- 5.97M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH May 2021
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 8, 1990
- Shut in
- —
- Plugged
- May 19, 2021
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Guerra Gas Unit "A" G-4-136730 | Bob West (L-18, 20, 21, 22) | Merit Energy Company | 1 | 0 | 5.97M | Jan 1993 – May 2021 |
| — G-4-136955 | — | — | 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.
- 1Coastal Oil & Gas CorporationJan 1993 → Jun 2001
- 2EL Paso Production Oil & Gas Co.Jul 2001 → Jul 2006
- 3EL Paso E & P Company, L. P.Aug 2006 → Jul 2012
- 4EP Energy E&P Company, L.P.Aug 2012 → Oct 2013
- 5Cantera Operating, LLCNov 2013 → Nov 2017
- 6Merit Energy CompanyJan 2018 → Feb 2018
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 367707-98 | Drill | Tesoro Expl. & Prod. Company | Jan 10, 1990 | Dec 28, 1989 | Jan 12, 1990 | 13,500 |
| 367707-99 | Drill | Tesoro Expl. & Prod. Company | Dec 15, 1989 | Dec 28, 1989 | — | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-136730 | — | — | — | — |
| — | — G-4-136955 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 347 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| First Hinnant (Wilcox) | 5,652 | -5,305 |
| Frist Hinnant(wilcox) | 5,652 | -5,305 |
| Lopeno | 8,030 | -7,683 |
| Top Lopeno | 8,030 | -7,683 |
| L-20 (1-L) | 10,330 | -9,983 |
| L-20(1-U) | 10,330 | -9,983 |
| L-21(1-L) | 10,610 | -10,263 |
| L-21 (1U) | 10,610 | -10,263 |
| L-24 | 11,502 | -11,155 |
| L-26 | 12,155 | -11,808 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,340 | 10,362 | Perforated |
| 10,394 | 10,422 | Perforated |
| 10,654 | 10,664 | Perforated |
| 10,666 | 10,674 | Perforated |
| 10,678 | 10,684 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,490 | 17.5 | 865 S |
| 9.625 | 7,500 | 12.25 | 1,400 S |
| 7 | 12,444 | 8.5 | 750 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 | Oct 8, 1992 | Sep 29, 1992 | — |
| 00 | Mar 20, 1991 | Jul 16, 1990 | Yes |
| 00 | Feb 22, 1991 | — | — |
| 00 | Feb 4, 1991 | — | — |
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 42-427-32383 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-427-32383 → 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/42732383, documented in the API reference.