WELL · 42-495-30243 · DISTRICT 8
University BLK 21 #221
Winkler County · Vertical
University Blk 21 #221 (API 42-495-30243) is a permitted well in Winkler County filed by Sandridge Expl. And Prod., LLC; no completion report is on file yet.
The RRC has issued 4 drilling permits (amended once) between 1988 and 2012, permitted to 16,528 ft.
Completion filings report 5 formation tops, including Delaware, Wolfcamp, Mississippian, Devonian.
Its 3 leases have reported 3.58K barrels of oil and 234K mcf of gas since January 1993, last reporting in February 2014. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Sandridge Expl. and Prod., LLC
Oklahoma City, OK · P-5 Y, filed May 4, 2026 · 3,454 permits on file · (405) 429-5500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Sandridge Expl. and Prod., LLCthrough Oct 2012 |
| Latest permit | Sandridge Expl. and Prod., LLCMay 10, 2012 |
- 16,528
- total depth, ft
- 5
- permits on file
- May 10, 2012
- last permit issued
- —
- completed
- 3.58K
- cumulative oil, bbl
- 234K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Feb 2014
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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University BLK 21 G-10-207516 | Apollo, East (Wolfcamp) | Sheridan Production Company, LLC | 1 | 0 | 234K | Nov 2003 – Feb 2014 |
| Univ. Blk. 21 GU O-10-34290 | University Blk. 21(BRUSHY Canyon | Forest Oil Corporation | 1 | 3.58K | 605 | Oct 1994 – Apr 2005 |
| Univ. Blk. 21 GU G-10-58678 | Apollo (Fusselman) | Forcenergy Gas Exploration Inc. | 1 | 0 | 0 | Jan 1993 – Sep 1994 |
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.
- 1Forcenergy Gas Exploration Inc.Oct 1994 → Jul 1995
- 2Forcenergy IncOct 1996 → Jan 2001
- 3Forest Oil CorporationFeb 2001 → Dec 2009
- 4Sandridge Expl. and Prod., LLCJan 2010 → Oct 2012
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 739911-98 | Recompletion | Sandridge Expl. and Prod., LLC | May 11, 2012 | May 10, 2012 | — | 9,000 |
| 739911-99 | Recompletion | Sandridge Expl. and Prod., LLC | May 3, 2012 | May 10, 2012 | — | 9,000 |
| 534475-99 | Recompletion | Forest Oil Corp. | Jul 23, 2003 | Aug 4, 2003 | Sep 23, 2003 | 16,528 |
| 428459-99 | Recompletion | Forcenergy Gas Exploration Inc. | Sep 26, 1994 | Sep 26, 1994 | Jan 13, 1994 | 8,580 |
| 353920-99 | Recompletion | Enron Oil & Gas Company | Dec 5, 1988 | Dec 6, 1988 | — | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-58678 | — | — | — | — |
| — | — G-10-207516 | — | — | — | — |
| — | — O-10-34290 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,793 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| DelawareDELAWARE MOUNTAIN GROUP | 4,910 | -2,117 |
| DelawareDELAWARE MTN GROUP | 4,910 | -2,117 |
| Wolfcamp | 10,983 | -8,190 |
| Mississippian | 14,370 | -11,577 |
| MississippianMISSISSIPPIAN LIME | 14,808 | -12,015 |
| Devonian | 15,814 | -13,021 |
| Fusselman | 16,180 | -13,387 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,782 | 7,820 | Perforated |
| 8,122 | 8,136 | Perforated |
| 11,892 | 12,049 | Perforated |
| 16,272 | 16,497 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 20 | 30 | — | 200 S |
| 10 | 30 | — | 200 S |
| 2.875 | 1,478 | — | — |
| 13.375 | 2,794 | 17.5 | 2,300 S |
| 9.625 | 11,459 | 12.25 | 2,000 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 10, 2006 | Jan 23, 2006 | — |
| 00 | Jun 20, 2005 | Apr 11, 2005 | Yes |
| 00 | Apr 13, 2005 | — | — |
| 00 | Oct 6, 2000 | Apr 25, 2000 | — |
| 00 | May 4, 1998 | Mar 30, 1998 | — |
| 00 | Dec 6, 1994 | Oct 14, 1994 | Yes |
| 00 | Oct 24, 1994 | — | — |
| 00 | Jan 12, 1984 | May 14, 1974 | — |
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 42-495-30243 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-495-30243 → 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/49530243, documented in the API reference.