WELL · 42-507-31551 · DISTRICT 1
Pryor Ranch #45
Zavala County · Winn-Dulce (Olmos) field · Vertical
Pryor Ranch #45 (API 42-507-31551) is a well in Zavala County operated by Winn Exploration/Dulce Company, completed December 16, 1981.
The RRC has issued 2 drilling permits between 1981 and 1987, permitted to 3,050 ft.
Completion filings report 5 formation tops, including Escondido, Olmos, Del Monte, Bracero.
No lease production has been reported under this well’s leases.
Operator of record
Winn Exploration/Dulce Company
Eagle Pass, TX · P-5 Y, filed Oct 9, 1991 · 293 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Winn Exploration/Dulce Company |
| Production reports | McDay Energy Corp.through Apr 2026 |
| Latest permit | Winn Exploration/Dulce CompanySep 16, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,050
- total depth, ft
- 2
- permits on file
- Sep 16, 1987
- last permit issued
- Dec 16, 1981
- completed
- 0
- cumulative oil, bbl
- 10.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Dec 16, 1981
- 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 |
|---|---|---|---|---|---|---|
| Pryor Ranch G-1-125281 | Winn-Dulce (Bracero) | McDay Energy Corp. | 1 | 0 | 10.8K | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 243 · prior 12 254(-4%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1McDay Energy Corp.Jun 1995 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 335851-99 | Recompletion | Winn Exploration/Dulce Company | Sep 14, 1987 | Sep 16, 1987 | — | 3,017 |
| 129969-99 | Drill | Winn Exploration/Dulce Company | Aug 12, 1981 | Aug 12, 1981 | — | 3,050 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-1-125281 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 661 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,494 | 2,508 | Perforated |
| 2,790 | 2,810 | Perforated |
| 2,868 | 2,872 | Perforated |
| 2,887 | 2,891 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 411 | 12.25 | 170 S |
| 2.375 | 2,751 | — | — |
| 4.5 | 3,020 | 7.875 | 850 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 | Oct 27, 1987 | Oct 7, 1987 | Yes |
| 00 | Oct 10, 1987 | — | — |
| 00 | Jan 12, 1984 | Jan 28, 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 42-507-31551 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31551 → 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/50731551, documented in the API reference.