WELL · 42-375-31129 · DISTRICT 10
Masterson-F #8303
Potter County · Panhandle (Red Cave) field · Shut IN · Vertical
Masterson-F #8303 (API 42-375-31129) is a well in Potter County operated by Crazy Horse Operating LLC, completed October 4, 1985 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued August 23, 1984, permitted to 2,300 ft.
It was permitted by Optopco*, Inc. and has since transferred to Crazy Horse Operating LLC on the wellbore schedule.
Completion filings report one formation top, including Red Cave.
Its lease has reported 1.75K barrels of oil and 21 mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Optopco*, Inc.; the EWA schedule now lists a different operator.
Austin, TX · P-5 Y, filed Dec 4, 2025 · (806) 336-0101
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Crazy Horse Operating LLC |
| Production reports | 3B Energy LLCthrough Jul 2021 |
| Latest permit | Optopco*, Inc.Aug 23, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 2,300
- total depth, ft
- 1
- permits on file
- Aug 23, 1984
- last permit issued
- Oct 4, 1985
- completed
- 1.75K
- cumulative oil, bbl
- 21
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 4, 1985
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent
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 |
|---|---|---|---|---|---|---|
| Masterson-F O-14-6226 | Panhandle (Red Cave) | Crazy Horse Operating LLC | 1 | 1.75K | 21 | Jan 1993 – Jul 2026 |
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.
- 1Helo Energy, Inc.Jan 1993 → Sep 1997
- 2Losure, KenOct 1997 → Sep 2009
- 3Drain Oil Co. LLCOct 2009 → Nov 2011
- 43B Energy LLCDec 2011 → Jul 2021
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 249201-99 | Drill | Optopco*, Inc. | Aug 20, 1984 | Aug 23, 1984 | Aug 6, 1985 | 2,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-14-6226 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,432 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Red Cave | 2,030 | 1,402 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,106 | 2,309 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 297 | 12.25 | 150 S |
| 5.5 | 2,364 | 7.875 | 90 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 31, 1985 | Nov 21, 1985 | Yes |
| 00 | Dec 13, 1985 | — | — |
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 42-375-31129 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-375-31129 → 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/37531129, documented in the API reference.