WELL · 42-507-31737 · DISTRICT 1
Matthews #5-20
Zavala County · Wildcat field · Vertical
Matthews #5-20 (API 42-507-31737) is a plugged well in Zavala County, plugged September 30, 1989, last operated by Uvalde Energy CO..
The RRC has issued one drilling permit, issued August 6, 1982, permitted to 3,500 ft.
It was permitted by Sundown Energy Company,Inc. and has since transferred to Uvalde Energy CO. on the wellbore schedule.
Completion filings report 4 formation tops, including Wilcox, Escondido, Olmos, San Miguel.
Operator of record
Permitted by Sundown Energy Company,inc.; the EWA schedule now lists a different operator.
Austin, TX · P-5 Y, filed May 5, 1995 · 33 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Uvalde Energy Co. |
| Production reports | none |
| Latest permit | Sundown Energy Company,inc.Aug 6, 1982 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,500
- total depth, ft
- 1
- permits on file
- Aug 6, 1982
- last permit issued
- Aug 18, 1982
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 18, 1982
- Shut in
- —
- Plugged
- Sep 30, 1989
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 |
|---|---|---|---|---|---|---|
| 168487-99 | Drill | Sundown Energy Company,inc. | Aug 6, 1982 | Aug 6, 1982 | Aug 13, 1982 | 3,500 |
Formation tops
As filed on W-2/G-1. Subsea from 755 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxBASE OF WILCOX | 1,010 | -255 |
| Escondido | 1,220 | -465 |
| Olmos | 1,710 | -955 |
| San Miguel | 1,980 | -1,225 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,551 | 1,552 | Perforated |
| 2,412 | 2,422 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 522 | 12.25 | 375 sx |
| 4.5 | 2,555 | 7.875 | 750 sx |
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 | Aug 27, 1984 | Aug 6, 1984 | — |
| 00 | Aug 24, 1984 | Aug 6, 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 42-507-31737 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31737 → 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/50731737, documented in the API reference.