WELL · 42-135-03154 · DISTRICT 8
R. B. Cowden -A- #3
Ector County · Goldsmith N. (Silurian) field · Vertical
R. B. Cowden -A- #3 (API 42-135-03154) is a plugged well in Ector County, plugged October 13, 2003, last operated by Endeavor Energy Resources L.P..
The RRC has issued one drilling permit, issued June 22, 1995, permitted to 8,350 ft.
It was permitted by Amoco Production Company and has since transferred to Endeavor Energy Resources L.P. on the wellbore schedule.
Its 2 leases have reported 489K barrels of oil and 371K mcf of gas since January 1993, last reporting in July 2026. The leases carry 28 wells, so these are lease totals, not this well alone.
Operator of record
Endeavor Energy Resources L.P.
Permitted by Amoco Production Company; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 12, 2026
- Permits on file
- 6,190
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Endeavor Energy Resources L.P. |
| Production reports | Octane Energy Operating, LLCthrough Apr 2026 |
| Latest permit | Amoco Production CompanyJun 22, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,350
- total depth, ft
- 1
- permits on file
- Jun 22, 1995
- last permit issued
- Jul 15, 1995
- completed
- 489K
- cumulative oil, bbl
- 371K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 15, 1995
- Shut in
- —
- Plugged
- Oct 13, 2003
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 28 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Goldsmith, North Devonian Unit O-10-20194 | Goldsmith, N. (Devonian) | Octane Energy Operating, LLC | 25 | 476K | 303K | Jan 1993 – Jul 2026 |
| R. B. Cowden -A- O-10-27661 | Goldsmith, N. (Silurian) | Endeavor Energy Resources L.P. | 3 | 13.4K | 67.6K | Jan 1993 – Jul 2015 |
Oil, barrels lease total
Last 12 months 1,149 · prior 12 1,259(-9%)
Gas, mcf lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Amoco Production CompanyJan 1993 → Jan 1996
- 2Stephens, Autry C.Feb 1996 → Aug 2000
- 3Endeavor Energy Resources L.P.Sep 2000 → Oct 2023
- 4Fivestones Energy LLCNov 2023 → Oct 2025
- 5Octane Energy Operating, LLCNov 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 437090-99 | Recompletion | Amoco Production Company | Jun 21, 1995 | Jun 22, 1995 | Jun 26, 1995 | 8,350 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-20194 | — | — | — | — |
| — | — O-10-27661 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,898 | 7,926 | Perforated |
| 7,910 | 7,940 | Perforated |
| 7,950 | 7,984 | Perforated |
| 7,952 | 7,982 | Perforated |
| 8,018 | 8,410 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 251 | 10.5 | 350 S |
| 13.375 | 251 | 17.5 | 350 S |
| 13.375 | 251 | — | 350 S |
| 8.625 | 2,950 | 11 | 350 S |
| 8.625 | 2,950 | — | 350 S |
| 5.5 | 8,015 | 7.875 | 250 S |
| 5.5 | 8,015 | — | 250 S |
| 5.5 | 8,018 | 7.875 | 900 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 | Jan 18, 1996 | Nov 10, 1995 | Yes |
| 00 | Dec 8, 1995 | Aug 10, 1994 | — |
| 00 | Oct 18, 1994 | Aug 10, 1994 | — |
| 00 | Feb 10, 1992 | Nov 27, 1991 | — |
| 00 | Oct 15, 1987 | Sep 30, 1987 | — |
| 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 42-135-03154 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-03154 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 182K
- bbl, all reported
- Sep 1996
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000014862 | UIC Permit | Plugged Oct 20, 2003 | 3,000 | 3,000 | 7,902–7,982 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 0
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/13503154, documented in the API reference.