WELL · 42-059-35958 · DISTRICT 7
Windham F. Jr. 81 #2
Callahan County · Perigo (Ellenburger) field · Vertical
Windham F. JR. 81 #2 (API 42-059-35958) is a plugged well in Callahan County, plugged November 12, 2003, last operated by Tracker Mineral.
The RRC has issued one drilling permit, issued November 15, 1988, permitted to 4,300 ft.
It was permitted by Miller, Bob I. and has since transferred to Tracker Mineral on the wellbore schedule.
Completion filings report 3 formation tops, including Cross Plains Sand, Palo Pinto, Ellenburger.
Its lease has reported 8.14K barrels of oil and 11K mcf of gas since January 1993, last reporting in November 2007. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Miller, Bob I.; the EWA schedule now lists a different operator.
Clyde, TX · P-5 Y, filed Aug 4, 2025 · 127 permits on file · (325) 668-6920
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Tracker Mineral |
| Production reports | Tracker Mineralthrough Jun 2002 |
| Latest permit | Miller, Bob I.Nov 15, 1988 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,300
- total depth, ft
- 1
- permits on file
- Nov 15, 1988
- last permit issued
- Jan 1, 1989
- completed
- 8.14K
- cumulative oil, bbl
- 11K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Nov 2007
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 1, 1989
- Shut in
- —
- Plugged
- Nov 12, 2003
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 |
|---|---|---|---|---|---|---|
| Windham, F. Jr. "81" O-8-24479 | Perigo (Ellenburger) | Tracker Mineral | 2 | 8.14K | 11K | Jan 1993 – Nov 2007 |
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.
- 1Miller, Bob I.Jan 1993 → Dec 1994
- 2Tracker MineralJun 1998 → Jun 2002
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 353276-99 | Drill | Miller, Bob I. | Nov 14, 1988 | Nov 15, 1988 | — | 4,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-24479 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,814 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Cross Plains Sand | 2,240 | -426 |
| Palo Pinto | 2,430 | -616 |
| Ellenburger | 4,140 | -2,326 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,142 | 4,167 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 100 | 11 | 85 S |
| 4.5 | 4,142 | 7.875 | 100 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 | Feb 24, 1989 | Jan 11, 1989 | Yes |
| 00 | Feb 2, 1989 | — | — |
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 42-059-35958 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-059-35958 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 0
- bbl, all reported
- —
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000087217 | H-1 Injection | Plugged Nov 26, 2003 | 500 | 1,500 | 4,142–4,167 |
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/05935958, documented in the API reference.