TEXAS · WELLS · ZAVALA COUNTY · API 42-507-31702 · DISTRICT 01
Pryor Ranch #77
Zavala County · Winn-Dulce (Olmos Lower) field · Temp Abandoned · Vertical
Pryor Ranch #77 (API 42-507-31702) is a well in Zavala County operated by Mcday Energy Corp., completed September 30, 1982 and listed as temp abandoned on the RRC schedule, shut in July 1, 2000.
The RRC has issued one drilling permit, issued May 26, 1982, permitted to 2,628 ft.
It was permitted by Winn Exploration/Dulce Company and has since transferred to Mcday Energy Corp. on the wellbore schedule.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Winn Exploration/Dulce Company; the EWA schedule now lists a different operator.
- Based in
- Plano, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 2, 2026
- Permits on file
- 52
- Phone
- (214) 369-3818
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | McDay Energy Corp. |
| Production reports | McDay Energy Corp.through Jun 2000 |
| Latest permit | Winn Exploration/Dulce CompanyMay 26, 1982 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 2,628
- total depth, ft
- 1
- permits on file
- May 26, 1982
- last permit issued
- Sep 30, 1982
- completed
- 0
- cumulative oil, bbl
- 1.84K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 30, 1982
- Shut in
- Jul 1, 2000
- 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 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 |
|---|---|---|---|---|---|---|
| Pryor Ranch G-1-103971 | Winn-Dulce (Olmos) | McDay Energy Corp. | 1 | 0 | 1.84K | Jan 1993 – Jul 2026 |
| Pryor Ranch G-1-103974 | Winn-Dulce (Olmos, Lower) | McDay Energy Corp. | 1 | 0 | 0 | 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.
- 1McDay Energy Corp.Apr 1995 → Jun 2000
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 161922-99 | Drill | Winn Exploration/Dulce Company | May 26, 1982 | May 26, 1982 | — | 2,630 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 30, 1982 | Pryor Ranch G-1-103974 | Winn-Dulce (Olmos Lower) | McDay Energy Corp. | Temp Abandoned · shut in Jul 1, 2000 | 2,628 |
| Sep 30, 1982 | Pryor Ranch G-1-103971 | Winn-Dulce (Olmos) | McDay Energy Corp. | Temp Abandoned · shut in Jul 1, 2000 | 2,628 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,450 | 2,462 | Perforated |
| 2,523 | 2,533 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 403 | 12.25 | 280 S |
| 2.375 | 2,485 | — | — |
| 4.5 | 2,609 | 7.875 | 530 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 | Jan 12, 1984 | Dec 23, 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 42-507-31702 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31702 → 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/50731702, documented in the API reference.