WELL · 42-083-31357 · DISTRICT 7
Cowan C #1
Coleman County · Coleman County Regular field · Vertical
Cowan C #1 (API 42-083-31357) is a well in Coleman County operated by Simpson Oil & Land CO., completed April 6, 1978.
The RRC has issued 2 drilling permits between 1978 and 1998, permitted to 3,500 ft.
Completion filings report one formation top, including Duffer.
Its 2 leases have reported 11.5K barrels of oil and 227K mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Fort Worth, TX · P-5 Y, filed Oct 4, 2025 · 8 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Simpson Oil & Land Co. |
| Production reports | Koko Skadi, LLCthrough Jun 2025 |
| Latest permit | Simpson Oil & Land Co.Aug 4, 1998 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,500
- total depth, ft
- 2
- permits on file
- Aug 4, 1998
- last permit issued
- Apr 6, 1978
- completed
- 11.5K
- cumulative oil, bbl
- 227K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 6, 1978
- 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 |
|---|---|---|---|---|---|---|
| Cowan "C" O-8-28507 | Burkett, SW. (Duffer) | Koko Skadi, LLC | 1 | 7.41K | 176K | Mar 1998 – Jul 2026 |
| Cowan "C" O-8-14363 | Coleman County Regular | Simpson Oil & Land Co. | 1 | 4.13K | 50.6K | Jan 1993 – Oct 1998 |
Oil, barrels lease total
Last 12 months 80 · prior 12 96(-17%)
Gas, mcf lease total
Last 12 months 52 · prior 12 191(-73%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Simpson Oil & Land Co.Jan 1993 → May 1999
- 2Royalty Land & Dev. Co., Inc.Jun 1999 → Feb 2003
- 3BC Operating, Inc.Mar 2003 → Oct 2004
- 4Celero Energy, L.P.Dec 2004 → Sep 2005
- 5Whiting Oil and Gas CorporationOct 2005 → Dec 2015
- 6Foundation Energy Management LLCJan 2016 → Jan 2016
- 7Seven Cross Well Service, LLCMar 2016 → Feb 2017
- 8Seven Cross Operating, LLCMar 2017 → Apr 2024
- 9Koko Skadi, LLCAug 2024 → Jun 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 474946-99 | Field transfer | Simpson Oil & Land Co. | Apr 2, 1998 | Aug 4, 1998 | Mar 10, 1978 | 3,240 |
| 16940-99 | Drill | Burgess, W. E. | Jan 17, 1978 | Jan 17, 1978 | — | 3,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-14363 | — | — | — | — |
| — | — O-8-28507 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,570 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Duffer | 3,197 | -1,627 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,232 | 3,241 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 104 | 12.25 | 80 S |
| 8.625 | 104 | — | 80 S |
| 2.375 | 3,185 | — | — |
| 4.5 | 3,232 | 7.875 | 120 S |
| 4.5 | 3,232 | 6.75 | 180 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 | Aug 24, 1998 | Apr 2, 1998 | — |
| 00 | Aug 12, 1998 | Jun 27, 1978 | — |
| 00 | Jan 12, 1984 | Jun 27, 1978 | — |
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 42-083-31357 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-083-31357 → 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/08331357, documented in the API reference.