WELL · 42-507-31964 · DISTRICT 1
Matthews, J. L. #101
Zavala County · Vertical
Matthews, J. L. #101 (API 42-507-31964) 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 in 1983, permitted to 6,500 ft.
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.Dec 2, 1983 |
- 6,500
- total depth, ft
- 2
- permits on file
- Dec 2, 1983
- last permit issued
- —
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2003
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| O'Brien, Jones O-1-12266 | Little Tom (-D-) | Zavala Energy, Inc. | 2 | 0 | 0 | Jan 1993 – Aug 2003 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 222327-99 | Drill | Zavala Energy, Inc. | Nov 23, 1983 | Dec 2, 1983 | — | 6,500 |
| 197917-99 | Drill | Zavala Energy, Inc. | Jun 10, 1983 | Jun 10, 1983 | Jan 1, 1984 | 6,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-12266 | — | — | — | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,048 | — | — |
| 7.625 | 5,454 | — | 978 S |
| 4.5 | 6,500 | — | 678 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 | Jul 11, 1989 | Jun 27, 1988 | — |
| 00 | Jul 8, 1989 | — | — |
| 00 | Jul 8, 1988 | Jun 27, 1988 | — |
| 00 | Jul 2, 1988 | — | — |
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 42-507-31964 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31964 → 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/50731964, documented in the API reference.