WELL · 42-165-35661 · DISTRICT 8
Wasson South Clearfork Unit #1
Gaines County · Wasson 72 field · Vertical
Wasson South Clearfork Unit #1 (API 42-165-35661) is a well in Gaines County operated by Occidental Permian Ltd., completed March 7, 2001.
The RRC has issued 2 drilling permits between 2000 and 2017, permitted to 8,200 ft.
Completion filings report 4 formation tops, including Queen, Grayburg, Glorieta, Clear Fork.
Its 2 leases have reported 26.3M barrels of oil and 32.3M mcf of gas since January 1993, last reporting in July 2026. The leases carry 256 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Feb 2, 2026
- Permits on file
- 6,251
- Phone
- (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.Apr 19, 2017 |
- 8,200
- total depth, ft
- 2
- permits on file
- Apr 19, 2017
- last permit issued
- Mar 7, 2001
- completed
- 26.3M
- cumulative oil, bbl
- 32.3M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 7, 2001
- 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 256 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Wasson South Clearfork Unit O-11-62865 | Wasson 72 | Occidental Permian Ltd. | 255 | 26.3M | 32.3M | Jan 1993 – Jul 2026 |
| Hercules O-11-70629 | Wasson 72 | Occidental Permian Ltd. | 1 | 4.99K | 2.27K | Aug 2017 – Jul 2026 |
Oil, barrels lease total
Last 12 months 161,864 · prior 12 139,969(+16%)
Gas, mcf lease total
Last 12 months 119,745 · prior 12 92,763(+29%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Shell Western E&P Inc.Jan 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 |
|---|---|---|---|---|---|---|
| 825130-99 | Recompletion | Occidental Permian Ltd. | Apr 4, 2017 | Apr 19, 2017 | Aug 2, 2017 | 5,900 |
| 503057-99 | Drill | Occidental Permian Ltd. | Dec 14, 2000 | Dec 18, 2000 | Jan 23, 2001 | 8,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-62865 | — | — | — | — |
| — | — O-11-70629 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,549 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen | 3,363 | 186 |
| Grayburg | 4,052 | -503 |
| Glorieta | 5,667 | -2,118 |
| Clear ForkUPPER CLEARFORK | 5,887 | -2,338 |
| Clear ForkMIDDLE CLEARFORK | 6,310 | -2,761 |
| Clear ForkLOWER CLEARFORK | 7,084 | -3,535 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,734 | 5,826 | Perforated |
| 6,205 | 6,491 | Perforated |
| 6,527 | 6,822 | Perforated |
| 7,097 | 7,274 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,080 | 12.25 | 925 S |
| 5.5 | 7,570 | 7.875 | 500 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 9, 2025 | Jul 24, 2025 | — |
| 00 | Nov 14, 2017 | Sep 28, 2017 | Yes |
| 00 | Oct 23, 2001 | Oct 1, 2001 | Yes |
| 00 | Oct 12, 2001 | — | — |
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 42-165-35661 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-35661 → 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/16535661, documented in the API reference.