WELL · 42-413-31656 · DISTRICT 7
University 23 #1
Schleicher County · University 54 (Ellenburger) field · Vertical
University 23 #1 (API 42-413-31656) is a well in Schleicher County operated by Questa Oil & Gas CO., completed February 6, 1988.
The RRC has issued 2 drilling permits between 1987 and 1989, permitted to 7,900 ft.
Completion filings report 5 formation tops, including Clear Fork, Spraberry, Wolfcamp, Canyon.
Its 2 leases have reported 43.5K barrels of oil and 522K mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Tulsa, OK · P-5 Y, filed Sep 14, 2001 · 198 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Questa Oil & Gas Co. |
| Production reports | Ardent Energy LLCthrough Apr 2026 |
| Latest permit | Questa Oil & Gas Co.Jul 5, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,900
- total depth, ft
- 2
- permits on file
- Jul 5, 1989
- last permit issued
- Feb 6, 1988
- completed
- 43.5K
- cumulative oil, bbl
- 522K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 6, 1988
- 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University 23W O-9-15095 | Baker Ranch (Canyon) | Rolling Hills Oil & Gas, Inc | 1 | 43.5K | 268K | Feb 2001 – Jul 2026 |
| University 23 W G-9-131147 | Baker Ranch (Canyon) | Capitol Well Servicing Co., Inc. | 1 | 0 | 254K | Jan 1993 – Jul 2001 |
Gas, mcf lease total
Last 12 months 13,023 · prior 12 7,076(+84%)
Oil, barrels lease total
Last 12 months 1,612 · prior 12 1,005(+60%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Swift Energy CompanyJan 1993 → Sep 1997
- 2Capitol Well Servicing Co., Inc.Oct 1997 → May 2022
- 3Ardent Energy LLCJun 2022 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 360391-99 | Recompletion | Questa Oil & Gas Co. | Jun 26, 1989 | Jul 5, 1989 | — | 7,870 |
| 339587-99 | Drill | Questa Oil & Gas Co. | Dec 2, 1987 | Dec 3, 1987 | — | 7,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-131147 | — | — | — | — |
| — | — O-9-15095 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,552 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Clear ForkCLEARFORK | 1,732 | 820 |
| SpraberrySPRAYBERRY | 2,902 | -350 |
| Wolfcamp | 5,213 | -2,661 |
| Canyon | 6,968 | -4,416 |
| Ellenburger | 7,813 | -5,261 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,047 | 7,280 | Perforated |
| 7,814 | 7,832 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,266 | 11 | 500 S |
| 4.5 | 7,870 | 7.875 | 425 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 17, 2001 | Feb 9, 2001 | — |
| 00 | Mar 2, 2001 | — | — |
| 00 | Jul 17, 1989 | Jun 7, 1989 | Yes |
| 00 | Jul 13, 1989 | — | — |
| 00 | Mar 8, 1988 | Mar 1, 1988 | Yes |
| 00 | Mar 5, 1988 | — | — |
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 42-413-31656 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-413-31656 → 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/41331656, documented in the API reference.