TEXAS · WELLS · BURLESON COUNTY · CORA MASON UNIT LEASE · API 42-051-32051 · DISTRICT 03
Cora Mason Unit #1
Burleson County · Caldwell (Austin Chalk) field · Producing · Vertical
Cora Mason Unit #1 (API 42-051-32051) is a well in Burleson County operated by Wildfire Energy Operating LLC, completed January 8, 1982 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 16, 1981, permitted to 8,076 ft.
It was permitted by Amoco Production CO.-Alvin and has since transferred to Wildfire Energy Operating LLC on the wellbore schedule.
Its lease has reported 84.2K barrels of oil and 222K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Amoco Production Co.-Alvin; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Nov 24, 2025
- Permits on file
- 171
- Phone
- (832) 558-0100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Wildfire Energy Operating LLC |
| Production reports | Wildfire Energy Operating LLCthrough Mar 2026 |
| Latest permit | Amoco Production Co.-AlvinDec 16, 1981 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,076
- total depth, ft
- 1
- permits on file
- Dec 16, 1981
- last permit issued
- Jan 8, 1982
- completed
- 84.2K
- cumulative oil, bbl
- 222K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 8, 1982
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Cora Mason Unit O-3-15208 | Caldwell (Austin Chalk) | Wildfire Energy Operating LLC | 1 | 84.2K | 222K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 912 · prior 12 1,447(-37%)
Gas, mcf lease total
Last 12 months 3,143 · prior 12 3,519(-11%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1MW Petroleum CorporationJan 1993 → Aug 1998
- 2Apache CorporationSep 1998 → May 2024
- 3Wildfire Energy Operating LLCJun 2024 → Mar 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 144580-99 | Drill | Amoco Production Co.-Alvin | Dec 16, 1981 | Dec 16, 1981 | — | 8,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jan 8, 1982 | Cora Mason Unit O-3-15208 | Caldwell (Austin Chalk) | Wildfire Energy Operating LLC | Producing | 8,076 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,450 | 7,507 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 80 | — | — |
| 8.625 | 1,525 | 12.25 | — |
| 2.875 | 7,325 | — | — |
| 5.5 | 8,103 | 7.875 | — |
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 | Jan 12, 1984 | Feb 12, 1982 | — |
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 42-051-32051 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-051-32051 → 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/05132051, documented in the API reference.