WELL · 42-165-35431 · DISTRICT 8
Adair S.E. (San Andres)unit #53
Gaines County · Adair field · Producing · Vertical
Adair S.E. (San Andres)Unit #53 (API 42-165-35431) is a well in Gaines County operated by Three Span Oil & Gas Inc., completed April 13, 2026 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued July 5, 1999, permitted to 5,200 ft.
It was permitted by Belco Energy Corp. and has since transferred to Three Span Oil & Gas Inc. on the wellbore schedule.
Completion filings report 5 formation tops, including Santa Rose, Rustler, Yates, Grayburg.
Its lease has reported 2.13M barrels of oil and 132K mcf of gas since January 1993, last reporting in July 2026. The lease carries 65 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Belco Energy Corp.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 13, 2026
- Permits on file
- 119
- Phone
- (432) 684-6511
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Three Span Oil & Gas Inc. |
| Production reports | Three Span Oil & Gas, Inc.through Apr 2026 |
| Latest permit | Belco Energy Corp.Jul 5, 1999 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,200
- total depth, ft
- 1
- permits on file
- Jul 5, 1999
- last permit issued
- Apr 13, 2026
- completed
- 2.13M
- cumulative oil, bbl
- 132K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 13, 2026
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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 65 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Adair S.E. (San Andres)unit O-11-66828 | Adair | Three Span Oil & Gas, Inc. | 65 | 2.13M | 132K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 23,483 · prior 12 26,403(-11%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Snyder Oil CorporationJan 1993 → Sep 1995
- 2Coda Energy, Inc.Oct 1995 → Aug 1998
- 3Belco Energy Corp.Sep 1998 → Feb 2002
- 4Westport Oil and Gas Company, LPMar 2002 → Jan 2003
- 5Three Span Oil & Gas, Inc.Feb 2003 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 485614-99 | Drill | Belco Energy Corp. | Jul 2, 1999 | Jul 5, 1999 | Sep 11, 1999 | 5,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-66828 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,181 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Santa Rose | 1,448 | 1,733 |
| Rustler | 1,718 | 1,463 |
| Yates | 2,968 | 213 |
| Grayburg | 4,388 | -1,207 |
| San Andres | 4,838 | -1,657 |
| San Andres | 4,938 | -1,757 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,838 | 4,850 | Perforated |
| 4,839 | 4,850 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 347 | 12.25 | 190 S |
| 5.5 | 5,000 | 7.875 | 830 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 26, 2026 | Apr 20, 2026 | — |
| 00 | Feb 3, 2000 | Nov 29, 1999 | Yes |
| 00 | Dec 27, 1999 | — | — |
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 42-165-35431 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-35431 → 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/16535431, documented in the API reference.