WELL · 42-135-40867 · DISTRICT 8
Cowden South 4 #1
Ector County · Cowden South (Canyon 8790) field · Producing · Vertical
Cowden South 4 #1 (API 42-135-40867) is a well in Ector County operated by Aghorn Operating Inc., completed March 29, 2024 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 22, 2011, permitted to 9,500 ft.
It was permitted by Sandridge Expl. And Prod., LLC and has since transferred to Aghorn Operating Inc. on the wellbore schedule.
Completion filings report 5 formation tops, including Strn, Pennsylvanian, Cisco, Canyon.
Its lease has reported 31.5K barrels of oil and 21.7K mcf of gas since March 2012, last reporting in July 2026.
Operator of record
Permitted by Sandridge Expl. and Prod., LLC; the EWA schedule now lists a different operator.
Odessa, TX · P-5 Y, filed Apr 4, 2026 · 5 permits on file · (432) 256-5026
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Aghorn Operating Inc. |
| Production reports | Aghorn Operating, Inc.through Feb 2026 |
| Latest permit | Sandridge Expl. and Prod., LLCMar 22, 2011 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,500
- total depth, ft
- 1
- permits on file
- Mar 22, 2011
- last permit issued
- Mar 29, 2024
- completed
- 31.5K
- cumulative oil, bbl
- 21.7K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2012 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 29, 2024
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cowden South 4 O-10-43059 | Cowden, South (Canyon 8790) | Aghorn Operating, Inc. | 1 | 31.5K | 21.7K | Mar 2012 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,457 · prior 12 2,660(-8%)
Gas, mcf lease total
Last 12 months 737 · prior 12 618(+19%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Sandridge Expl. and Prod., LLCMar 2012 → Dec 2012
- 2Sheridan Production Company, LLCJan 2013 → Mar 2020
- 3FDL Operating, LLCApr 2020 → Nov 2021
- 4Contango Resources, Inc.Dec 2021 → Dec 2021
- 5Contango Resources, LLCJan 2022 → Sep 2025
- 6DE V Operating, LLCOct 2025 → Oct 2025
- 7Aghorn Operating, Inc.Nov 2025 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 712029-99 | Drill | Sandridge Expl. and Prod., LLC | Mar 11, 2011 | Mar 22, 2011 | Sep 19, 2011 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-43059 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,018 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Strn | 6,062 | -3,044 |
| PennsylvanianPENN | 8,295 | -5,277 |
| Cisco | 8,438 | -5,420 |
| Canyon | 8,708 | -5,690 |
| Strawn | 9,000 | -5,982 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,438 | 8,458 | Perforated |
| 8,438 | 8,665 | Perforated |
| 8,522 | 8,665 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,432 | 17.5 | 1,280 S |
| 8.625 | 4,485 | 11 | 760 S |
| 5.5 | 9,505 | 7.875 | 600 S |
| 5.5 | — | 7.875 | 775 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 | Jul 30, 2024 | May 7, 2024 | — |
| 00 | Sep 9, 2013 | Feb 20, 2013 | Yes |
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 42-135-40867 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-40867 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/13540867, documented in the API reference.