WELL · 42-507-31967 · DISTRICT 1
Glasscock, Leta #7
Zavala County · Vertical
Glasscock, Leta #7 (API 42-507-31967) is a permitted well in Zavala County filed by Winn Exploration/Dulce Company; no completion report is on file yet.
The RRC has issued 2 drilling permits between 1983 and 1984, permitted to 5,307 ft.
Completion filings report 3 formation tops, including Escondido, Olmos, San Miguel.
Its lease has reported 5.21K barrels of oil and 7 mcf of gas since January 1993, last reporting in June 2023. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Winn Exploration/Dulce Company
- Based in
- Eagle Pass, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Nov 2, 1990
- Permits on file
- 293
- Phone
- (210) 773-1183
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Matador Production Companythrough Jun 2013 |
| Latest permit | Winn Exploration/Dulce CompanyJul 27, 1984 |
- 5,307
- total depth, ft
- 2
- permits on file
- Jul 27, 1984
- last permit issued
- —
- completed
- 5.21K
- cumulative oil, bbl
- 7
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jun 2023
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Glasscock, Leta O-1-9912 | Leta (San Miguel) | Trinity Operating (Usg), LLC | 2 | 5.21K | 7 | Jan 1993 – Jun 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.
- 1Winn Exploration Co., Inc.Jun 1994 → Oct 1994
- 2McDay Energy Corp.Nov 1994 → Nov 2010
- 3Matador Production CompanyJan 2011 → Jun 2013
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 246418-99 | Drill | Winn Exploration/Dulce Company | Jul 9, 1984 | Jul 27, 1984 | — | 5,307 |
| 198359-99 | Drill | Winn Exploration/Dulce Company | Jul 17, 1984 | Jun 13, 1983 | Jun 16, 1983 | 5,307 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-9912 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 642 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Escondido | 3,201 | -2,559 |
| Olmos | 4,304 | -3,662 |
| San Miguel | 4,994 | -4,352 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,068 | 5,074 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 289 | 12.25 | 185 sx |
| 4.5 | 5,255 | 7.875 | 1,340 sx |
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 | Sep 26, 1984 | Jul 23, 1984 | — |
| 00 | Sep 25, 1984 | Jul 23, 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 42-507-31967 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31967 → 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/50731967, documented in the API reference.