TEXAS · WELLS · ECTOR COUNTY · API 42-135-35443 · DISTRICT 7B
Foster H.S. D #4
Ector County · Cowden South (Canyon 8790) field · Shut In · Vertical
Foster H.S. D #4 (API 42-135-35443) is a well in Ector County operated by Oxy USA Inc., completed March 23, 2020 and listed as shut in on the RRC schedule, shut in January 1, 1999.
The RRC has issued 2 drilling permits between 1987 and 1992, permitted to 9,150 ft.
It was permitted by Conoco Inc. and has since transferred to Oxy USA Inc. on the wellbore schedule.
Completion filings report 2 formation tops, including Cisco, Canyon.
Its 2 leases have reported 312K barrels of oil and 761K mcf of gas since January 1993, last reporting in July 2026. The leases carry 31 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Conoco Inc.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jan 26, 2026
- Permits on file
- 3,316
- Phone
- (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | OXY USA Inc. |
| Production reports | OXY USA Inc.through Apr 2026 |
| Latest permit | Conoco Inc.Oct 22, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,150
- total depth, ft
- 2
- permits on file
- Oct 22, 1992
- last permit issued
- Mar 23, 2020
- completed
- 312K
- cumulative oil, bbl
- 761K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 23, 2020
- Shut in
- Jan 1, 1999
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 31 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| South Cowden Canyon Unit O-10-23179 | Cowden, South (Canyon 8900) | OXY USA Inc. | 30 | 312K | 761K | Jan 1993 – Jul 2026 |
| Foster, H.S. "D" O-10-33665 | Cowden, South (Canyon 8790) | OXY USA Inc. | 1 | 23 | 1 | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,057 · prior 12 1,936(-45%)
Gas, mcf lease total
Last 12 months 693 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Conoco Inc.Jan 1993 → Jan 1996
- 2Enervest Operating, L.L.C.Feb 1996 → Feb 1998
- 3Coda Energy, Inc.Mar 1998 → Aug 1998
- 4Belco Energy Corp.Sep 1998 → Feb 2002
- 5Westport Oil and Gas Company, LPMar 2002 → May 2002
- 6Saga Pet. Ltd Liability Co of CoJun 2002 → Apr 2004
- 7Latigo Petroleum Texas, LPMay 2004 → Feb 2008
- 8OXY USA Inc.Mar 2008 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 403324-99 | Recompletion | Conoco Inc. | Sep 23, 1992 | Oct 22, 1992 | Nov 30, 1992 | 8,700 |
| 326630-99 | Drill | Conoco Inc. | Feb 17, 1987 | Feb 19, 1987 | — | 9,150 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Mar 23, 2020 | Foster H.S. D O-10-33665 | Cowden South (Canyon 8790) | OXY USA Inc. | Shut In · shut in Jan 1, 1999 | 9,150 |
| Apr 29, 1987 | South Cowden Canyon Unit O-10-23179 | Cowden South (Canyon 8900) | OXY USA Inc. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,980 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,627 | 8,638 | Perforated |
| 8,712 | 9,018 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 311 | 17.5 | 350 S |
| 8.625 | 5,117 | 11 | 2,540 S |
| 8.625 | 5,517 | 11 | 2,540 S |
| 5.5 | 9,150 | 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 | May 27, 2020 | Apr 22, 2020 | — |
| 00 | Feb 10, 1993 | Jan 6, 1993 | Yes |
| 00 | Jan 25, 1993 | — | — |
| 00 | May 26, 1987 | May 11, 1987 | Yes |
| 00 | May 21, 1987 | — | — |
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 42-135-35443 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-35443 → 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/13535443, documented in the API reference.