WELL · 42-103-31916 · DISTRICT 8
Block 31 Unit #K 8
Crane County · Vertical
Block 31 Unit #K 8 (API 42-103-31916) is a permitted well in Crane County filed by Oxy USA Inc.; no completion report is on file yet.
The RRC has issued 2 drilling permits between 1978 and 2013, permitted to 9,100 ft.
Completion filings report 4 formation tops, including Grayburg, Clear Fork, Barnett, Devonian.
Its 2 leases have reported 15.2M barrels of oil and 971M mcf of gas since January 1993, last reporting in July 2026. The leases carry 334 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
- Jan 26, 2026
- Permits on file
- 3,316
- Phone
- (713) 215-7000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | OXY USA Inc.through Apr 2026 |
| Latest permit | OXY USA Inc.Mar 11, 2013 |
- 9,100
- total depth, ft
- 2
- permits on file
- Mar 11, 2013
- last permit issued
- —
- completed
- 15.2M
- cumulative oil, bbl
- 971M
- 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 334 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Block 31 Unit O-10-442 | Block 31 (Devonian) | OXY USA EOR, LLC | 330 | 15.2M | 971M | Jan 1993 – Jul 2026 |
| Block 31 Unit O-10-44933 | Block 31 (Clear Fork) | Hilcorp Energy Company | 4 | 0 | 0 | Jul 2013 – Jul 2026 |
Gas, mcf lease total
Last 12 months 4,268,890 · prior 12 5,311,503(-20%)
Oil, barrels lease total
Last 12 months 42,201 · prior 12 62,459(-32%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Arco Oil & Gas Co.Jan 1993 → May 1994
- 2Arco PermianJun 1994 → Dec 2001
- 3BP America Production CompanyJan 2002 → Oct 2010
- 4OXY USA Inc.Nov 2010 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 758197-99 | Recompletion | OXY USA Inc. | Mar 7, 2013 | Mar 11, 2013 | May 9, 2013 | 4,600 |
| 31752-99 | Drill | Atlantic Richfield Co. | Aug 16, 1978 | Aug 16, 1978 | Sep 13, 1978 | 9,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-442 | — | — | — | — |
| — | — O-10-44933 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,548 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grayburg | 2,922 | -374 |
| Clear Fork | 4,000 | -1,452 |
| Barnett | 7,561 | -5,013 |
| Devonian | 8,031 | -5,483 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,093 | 8,963 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,548 | 11 | 850 S |
| 2.875 | 8,000 | — | — |
| 5.5 | 9,035 | 7.875 | 1,600 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 26, 2014 | Nov 21, 2013 | Yes |
| 00 | Jan 12, 1984 | Oct 23, 1978 | — |
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 42-103-31916 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-103-31916 → 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/10331916, documented in the API reference.