WELL · 42-135-03421 · DISTRICT 8
Cowden W. F. -C- Deep R/a -B- #20
Ector County · Andector (Ellenburger) field · Vertical
Cowden W. F. -C- Deep R/A -B- #20 (API 42-135-03421) is a permitted well in Ector County filed by Amoco Production Company; no completion report is on file yet.
The RRC has issued 2 drilling permits between 1983 and 1996, permitted to 8,380 ft.
It was permitted by Amoco Production Company and has since transferred to Amoco Production CO.-Andrews on the wellbore schedule.
Completion filings report 5 formation tops, including Yates, San Andres, McKee, Waddell.
Its 2 leases have reported 169K barrels of oil and 172K mcf of gas since January 1993, last reporting in July 2026. The leases carry 23 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Amoco Production Company; the EWA schedule now lists a different operator.
Andrews, TX · P-5 New · 1,295 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Amoco Production Co.-Andrews |
| Production reports | Occidental Permian Ltd.through Apr 2026 |
| Latest permit | Amoco Production CompanyFeb 8, 1996 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,380
- total depth, ft
- 2
- permits on file
- Feb 8, 1996
- last permit issued
- —
- completed
- 169K
- cumulative oil, bbl
- 172K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
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 2 leases this well is completed on; they carry 23 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cowden, W. F., -C- Upper R/a -B- O-10-21367 | Goldsmith, N. (San Andres, Con.) | Occidental Permian Ltd. | 21 | 141K | 139K | Jan 1993 – Jul 2026 |
| Cowden, W. F. "C" /Deep/ O-10-34997 | Goldsmith (Holt) | Occidental Permian Ltd. | 2 | 28.1K | 33.3K | May 1996 – Jul 2026 |
Oil, barrels lease total
Last 12 months 742 · prior 12 509(+46%)
Gas, mcf lease total
Last 12 months 1,247 · prior 12 667(+87%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Amoco Production CompanyJan 1993 → Feb 1997
- 2Altura Energy Ltd.Mar 1997 → Apr 2000
- 3Occidental Permian Ltd.May 2000 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 444556-99 | Recompletion | Amoco Production Company | Feb 7, 1996 | Feb 8, 1996 | Feb 16, 1996 | 8,380 |
| 193599-99 | Recompletion | Amoco Production Co.-Andrews | May 6, 1983 | May 6, 1983 | — | 8,380 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-21367 | — | — | — | — |
| — | — O-10-34997 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,165 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,622 | 543 |
| San Andres | 4,165 | -1,000 |
| McKee | 7,900 | -4,735 |
| Waddell | 8,120 | -4,955 |
| Ellenburger | 8,310 | -5,145 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,170 | 4,241 | Perforated |
| 5,064 | 5,186 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 272 | 17.5 | 300 S |
| 9.625 | 4,260 | 12.25 | 900 S |
| 5.5 | 8,321 | 7.375 | 1,000 S |
| 5.5 | 8,328 | 7.875 | 1,000 S |
| 5.5 | — | — | 850 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 | Sep 10, 1996 | May 28, 1996 | Yes |
| 00 | Aug 6, 1996 | — | — |
| 00 | Feb 25, 1992 | Jan 13, 1992 | — |
| 00 | Jan 12, 1984 | Dec 30, 1983 | — |
| 00 | Jan 12, 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 42-135-03421 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-03421 → 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/13503421, documented in the API reference.