WELL · 42-367-31528 · DISTRICT 7
Stanley Unit #4
Parker County · Toto (Lime M-1) field · Vertical
Stanley Unit #4 (API 42-367-31528) is a well in Parker County operated by Citation Oil & Gas Corp., completed May 8, 1979.
The RRC has issued 2 drilling permits between 1979 and 1994, permitted to 5,600 ft.
Completion filings report 2 formation tops, including M-1 Lime, Caddo.
No lease production has been reported under this well’s leases.
Operator of record
Houston, TX · P-5 Y, filed Mar 4, 2026 · 866 permits on file · (281) 891-1000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Citation Oil & Gas Corp. |
| Production reports | Citation Oil & Gas Corp.through Sep 2016 |
| Latest permit | Citation Oil & Gas Corp.Apr 4, 1994 |
- 5,600
- total depth, ft
- 2
- permits on file
- Apr 4, 1994
- last permit issued
- May 8, 1979
- completed
- 0
- cumulative oil, bbl
- 200K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 8, 1979
- 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 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 |
|---|---|---|---|---|---|---|
| Stanley Unit G-8-151125 | Toto (Caddo Lime) | Itx Pipeline Company, LLC | 1 | 0 | 181K | Aug 1994 – Jul 2026 |
| Stanley Unit G-8-82686 | Toto (Lime M-1) | Citation Oil & Gas Corp. | 1 | 0 | 19.5K | Jan 1993 – Aug 1994 |
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.
- 1Citation Oil & Gas Corp.Jan 1993 → Sep 2016
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 422504-99 | Other | Citation Oil & Gas Corp. | Mar 29, 1994 | Apr 4, 1994 | Aug 13, 1994 | 4,112 |
| 41617-99 | Drill | Ladd Petroleum Corp. | Jan 29, 1979 | Jan 29, 1979 | — | 5,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-82686 | — | — | — | — |
| — | — G-8-151125 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,049 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,854 | 2,880 | Perforated |
| 3,429 | 3,458 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 692 | 12.25 | 500 S |
| 2.375 | 3,370 | — | — |
| 4.5 | 4,053 | 7.875 | 365 S |
| 4.5 | 4,096 | 7.875 | 365 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 | Jun 20, 1996 | May 13, 1996 | — |
| 00 | Mar 13, 1995 | Sep 26, 1994 | Yes |
| 00 | Oct 5, 1994 | — | — |
| 00 | Jan 12, 1984 | Jun 13, 1979 | — |
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 42-367-31528 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-367-31528 → 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/36731528, documented in the API reference.