WELL · 42-507-31962 · DISTRICT 1
J. L. Matthews Gas Unit #5
Zavala County · Vertical
J. L. Matthews Gas Unit #5 (API 42-507-31962) is a permitted well in Zavala County filed by Zavala Energy, Inc.; no completion report is on file yet.
The RRC has issued 2 drilling permits between 1983 and 1985, permitted to 2,500 ft.
Completion filings report one formation top, including Escondido.
Operator of record
Austin, TX · P-5 Y, filed Dec 2, 1994 · 7 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Zavala Energy, Inc.Jan 7, 1985 |
- 2,500
- total depth, ft
- 2
- permits on file
- Jan 7, 1985
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Oct 1995
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Matthews G-1-114694 | Little Tom (Escondido) | Zavala Energy, Inc. | 1 | 0 | 0 | Jan 1993 – Oct 1995 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 263207-99 | Drill | Zavala Energy, Inc. | Dec 3, 1984 | Jan 7, 1985 | — | 2,040 |
| 197346-99 | Drill | Zavala Energy, Inc. | Jun 3, 1983 | Jun 3, 1983 | Jun 12, 1983 | 2,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-1-114694 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 738 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Escondido | 1,546 | -808 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,552 | 1,554 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 203 | 14.75 | 26 S |
| 2.875 | 1,610 | 6.875 | 455 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 | Feb 25, 1985 | Aug 14, 1984 | — |
| 00 | Feb 7, 1985 | Jul 25, 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 42-507-31962 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31962 → 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/50731962, documented in the API reference.