WELL · 42-237-35717 · DISTRICT 9
Mathis #1A
Jack County · Pearl Mosley (Congl. Upper) field · Vertical
Mathis #1A (API 42-237-35717) is a plugged well in Jack County, plugged June 1, 2023, last operated by Swan PC LP.
The RRC has issued one drilling permit, issued December 8, 1983, permitted to 4,999 ft.
It was permitted by Seven J Production and has since transferred to Swan PC LP on the wellbore schedule.
Completion filings report 3 formation tops, including Bryson, Caddo, Conglomerate.
Its 2 leases have reported 2.71K barrels of oil and 372K mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Seven J Production; the EWA schedule now lists a different operator.
Jacksboro, TX · P-5 Y, filed Dec 4, 2015 · 103 permits on file · (940) 567-1067
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Swan PC LP |
| Production reports | Brigadier Operating, LLCthrough Dec 2015 |
| Latest permit | Seven J ProductionDec 8, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,999
- total depth, ft
- 1
- permits on file
- Dec 8, 1983
- last permit issued
- Feb 8, 1984
- completed
- 2.71K
- cumulative oil, bbl
- 372K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 8, 1984
- Shut in
- —
- Plugged
- Jun 1, 2023
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Mathis O-13-23991 | Pearl Mosley (Congl., Upper) | Swan PC, LP | 1 | 2.71K | 249K | Jan 1993 – Jul 2026 |
| South Mathis G-13-238749 | Pearl Mosley (Congl., Upper) | Willowbend Investments, Inc. | 1 | 0 | 122K | Aug 2008 – May 2023 |
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.
- 1Swan Production Co.Jan 1993 → Nov 2009
- 2Swan PC, LPDec 2009 → Nov 2013
- 3Brigadier Operating, LLCDec 2012 → Dec 2015
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 222921-99 | Drill | Seven J Production | Nov 30, 1983 | Dec 8, 1983 | — | 4,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-238749 | — | — | — | — |
| — | — O-13-23991 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,165 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,770 | 4,776 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 236 | 12.25 | 180 S |
| 4.5 | 4,924 | 7.875 | 130 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 | Dec 11, 2015 | Jul 17, 2015 | — |
| 00 | Oct 14, 2008 | Sep 5, 2008 | — |
| 00 | Sep 12, 2008 | — | — |
| 00 | Mar 13, 1984 | Feb 10, 1984 | — |
| 00 | Feb 25, 1984 | Feb 10, 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 42-237-35717 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-237-35717 → 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/23735717, documented in the API reference.