WELL · 42-371-34065 · DISTRICT 8
Sanford-Gray #4
Pecos County · Pecos Valley (High Gravity) field · Vertical
Sanford-Gray #4 (API 42-371-34065) is a plugged well in Pecos County, plugged April 25, 2011, last operated by N & O Oil CO..
The RRC has issued one drilling permit, issued October 12, 1982, permitted to 1,600 ft.
It was permitted by Chambers, Jackie and has since transferred to N & O Oil CO. on the wellbore schedule.
Completion filings report 2 formation tops, including Rust, Yates.
Its lease has reported 1.75K barrels of oil and 523 mcf of gas since January 1993, last reporting in July 2026. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Chambers, Jackie; the EWA schedule now lists a different operator.
Imperial, TX · P-5 Y, filed Jan 5, 2026 · 3 permits on file · (432) 940-0073
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | N & O Oil Co. |
| Production reports | N & O Oil Co.through Mar 2003 |
| Latest permit | Chambers, JackieOct 12, 1982 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,600
- total depth, ft
- 1
- permits on file
- Oct 12, 1982
- last permit issued
- Nov 16, 1982
- completed
- 1.75K
- cumulative oil, bbl
- 523
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 16, 1982
- Shut in
- —
- Plugged
- Apr 25, 2011
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 lease this well is completed on; they carry 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Sanford-Gray O-10-4778 | Pecos Valley (High Gravity) | N & O Oil Co. | 4 | 1.75K | 523 | Jan 1993 – Jul 2026 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Jeter Drilling ProductionJan 1993 → Aug 1993
- 2Shumake Oil and GasSep 1993 → Dec 1994
- 3Diamond M Oil Co., Inc.Feb 1995 → Aug 1998
- 4N & O Oil Co.Aug 2002 → Jan 2003
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 175287-99 | Drill | Chambers, Jackie | Oct 12, 1982 | Oct 12, 1982 | — | 1,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-4778 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,460 | 1,481 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 400 | 6.5 | 100 S |
| 4.5 | 1,481 | — | 100 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 | Oct 24, 1985 | Aug 9, 1985 | — |
| 00 | Oct 12, 1985 | — | — |
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 42-371-34065 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-34065 → 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/37134065, documented in the API reference.