WELL · 42-135-34457 · DISTRICT 8
Cowden Elliott F. -A- #150
Ector County · Cowden South (Canyon 8790) field · Vertical
Cowden Elliott F. -A- #150 (API 42-135-34457) is a well in Ector County operated by Occidental Permian Ltd., completed August 22, 1984.
The RRC has issued 2 drilling permits between 1984 and 2018, permitted to 9,500 ft.
Completion filings report 4 formation tops, including Grayburg, San Andres, Canyon, Holt.
Its 2 leases have reported 2.85M barrels of oil and 1.05M mcf of gas since January 1993, last reporting in July 2026. The leases carry 109 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Dec 4, 2025 · 6,251 permits on file · (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Occidental Permian Ltd. |
| Production reports | Occidental Permian Ltd.through Apr 2026 |
| Latest permit | Occidental Permian Ltd.Mar 29, 2018 |
- 9,500
- total depth, ft
- 2
- permits on file
- Mar 29, 2018
- last permit issued
- Aug 22, 1984
- completed
- 2.85M
- cumulative oil, bbl
- 1.05M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 22, 1984
- Shut in
- —
- Plugged
- —
Surface location
31.852806, -102.454662
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Ector County.
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 109 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cowden, Elliott F., -B- O-10-1580 | Foster | Occidental Permian Ltd. | 56 | 1.34M | 419K | Jan 1993 – Jul 2026 |
| Cowden, Elliott F. -A- O-10-21384 | Cowden, South (Canyon 8790) | Occidental Permian Ltd. | 53 | 1.51M | 631K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 12,851 · prior 12 16,108(-20%)
Gas, mcf lease total
Last 12 months 2,982 · prior 12 3,641(-18%)
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 |
|---|---|---|---|---|---|---|
| 838078-99 | Recompletion | Occidental Permian Ltd. | Mar 27, 2018 | Mar 29, 2018 | — | 4,400 |
| 231184-99 | Drill | Amoco Production Company | Jan 27, 1984 | Feb 14, 1984 | Jun 29, 1984 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-1580 | — | — | — | — |
| — | — O-10-21384 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,944 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grayburg | 3,964 | -1,020 |
| San Andres | 4,337 | -1,393 |
| Canyon | 8,471 | -5,527 |
| Holt | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,992 | 4,178 | Perforated |
| 8,471 | 9,167 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 332 | 17.5 | 400 S |
| 8.625 | 5,001 | 12.25 | 785 S |
| 5.5 | 9,321 | 7.875 | 465 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 19, 2018 | Aug 15, 2018 | Yes |
| 00 | Oct 18, 1984 | Sep 18, 1984 | — |
| 00 | Oct 5, 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 42-135-34457 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-34457 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Cowden, Elliott F., -B-42-135-31667
1.0 KM · Occidental Permian Ltd. · Section with this well →
| Grayburg | 3,964 | -1,004 |
| San Andres | 4,337 | -1,377 |
| Holt | 5,325 | -2,365 |
| Pennsylvanian | 8,022 | -5,062 |
| Canyon | 8,612 | -5,652 |
| Devonian | — |
Cowden, Elliott F., -A-42-135-34413
1.0 KM · Occidental Permian Ltd. · Section with this well →
| Canyon | 8,456 | -5,520 |
Witcher, J. E.42-135-35568
3.2 KM · Occidental Permian Ltd. · Section with this well →
| Rustler | 1,660 | 1,263 |
| Yates | 2,820 | 103 |
| Queen | 3,600 | -677 |
| Grayburg | 3,850 | -927 |
| San Andres | 4,120 | -1,197 |
| Glorieta | 5,835 | -2,912 |
Henderson42-135-43485
3.3 KM · Occidental Permian Ltd. · Section with this well →
| Santa Rosa | 334 | 2,593 |
| Yates | 2,830 | 97 |
| Seven Rivers | 3,000 | -73 |
| Queen | 3,370 | -443 |
| Grayburg | 3,640 | -713 |
| San Andres | 4,100 | -1,173 |
| San Andres | 4,100 | -1,173 |
| Holt | 5,100 | -2,173 |
16 TOPS · FIRST 8
Witcher, J. E. 1942-135-43989
3.4 KM · OXY USA WTP LP · Section with this well →
| Santa Rosa | 1,088 | 1,837 |
| Yates | 2,887 | 38 |
| Seven Rivers | 3,110 | -185 |
| Queen | 3,675 | -750 |
| Grayburg | 4,173 | -1,248 |
| San Andres | 4,595 | -1,670 |
| Holt | 5,583 | -2,658 |
| Glorieta | 5,785 | -2,860 |
10 TOPS · FIRST 8
Foster, H.42-135-43981
3.4 KM · Occidental Permian Ltd. · Section with this well →
| Santa Rosa | 1,099 | 1,826 |
| Yates | 2,899 | 26 |
| Seven Rivers | 3,123 | -198 |
| Queen | 3,679 | -754 |
| Grayburg | 4,176 | -1,251 |
| San Andres | 4,644 | -1,719 |
| Holt | 5,560 | -2,635 |
| Glorieta | 5,715 | -2,790 |
10 TOPS · FIRST 8
Cowden 942-135-43511
3.5 KM · Raptor Petroleum Develop, LLC · Section with this well →
| Santa Rosa | 1,382 | 1,592 |
| Yates | 2,842 | 132 |
| Seven Rivers | 3,065 | -91 |
| Queen | 3,750 | -776 |
| Grayburg | 4,028 | -1,054 |
Foster, H. C.42-135-38408
4.8 KM · Laguna Petroleum Corporation · Section with this well →
| Queen | 3,496 | -561 |
| Grayburg | 3,693 | -758 |
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/13534457, documented in the API reference.