WELL · 42-475-30920 · DISTRICT 8
University 12-18 #4201
Ward County · War-Wink S. (Wolfcamp) field · Vertical
University 12-18 #4201 (API 42-475-30920) is a well in Ward County operated by Oasis Petroleum Permian LLC, completed January 4, 1977.
The RRC has issued one drilling permit, issued July 19, 2019, permitted to 13,152 ft.
Completion filings report 6 formation tops, including Delaware, Cherry Canyon, Bone Spring, Wolfcamp.
Its 2 leases have reported 440K barrels of oil and 578K mcf of gas since January 1993, last reporting in July 2026. The leases carry 4 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Oct 4, 2025 · 170 permits on file · (866) 584-8016
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Oasis Petroleum Permian LLC |
| Production reports | Apache Corporationthrough Feb 2026 |
| Latest permit | Oasis Petroleum Permian LLCJul 19, 2019 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,152
- total depth, ft
- 1
- permits on file
- Jul 19, 2019
- last permit issued
- Jan 4, 1977
- completed
- 440K
- cumulative oil, bbl
- 578K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 4, 1977
- Shut in
- —
- Plugged
- —
Surface location
31.592002, -103.253842
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Ward County.
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 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University 12-18 O-10-52232 | Phantom (Wolfcamp) | Apache Corporation | 2 | 37.6K | 48.6K | Jul 2019 – Jul 2026 |
| University "12-18" O-10-24359 | War-Wink, S. (Wolfcamp) | Oasis Petroleum Permian LLC | 2 | 402K | 529K | Jan 1993 – Dec 2019 |
Oil, barrels lease total
Last 12 months 1,443 · prior 12 9,456(-85%)
Gas, mcf lease total
Last 12 months 357 · prior 12 11,116(-97%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1North American Royalties, Inc.Jan 1993 → Apr 1995
- 2Cove Petroleum CorporationMay 1995 → Jun 2017
- 3Forge Energy, LLCJul 2017 → Jan 2018
- 4Oasis Petroleum Permian LLCFeb 2018 → Feb 2021
- 5Percussion Petroleum Oper Ii,llcMar 2021 → Jul 2023
- 6Callon Permian II, LLCAug 2023 → Jul 2024
- 7Apache CorporationAug 2024 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 855238-99 | Field transfer | Oasis Petroleum Permian LLC | Jul 17, 2019 | Jul 19, 2019 | Sep 21, 1976 | 13,152 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-24359 | — | — | — | — |
| — | — O-10-52232 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,763 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Delaware | 5,057 | -2,294 |
| Cherry Canyon | 6,269 | -3,506 |
| Bone Spring | 8,524 | -5,761 |
| Wolfcamp | 11,238 | -8,475 |
| Strawn | 13,800 | -11,037 |
| Atoka | 15,000 | -12,237 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,230 | 11,400 | Perforated |
| 12,468 | 13,037 | Perforated |
| — | 13,037 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 14 | 750 | 17.5 | 360 S |
| 13.375 | 750 | 17.5 | 840 S |
| 10.75 | 5,078 | 12.25 | 2,100 S |
| 7.625 | 11,176 | 9.5 | 2,100 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 | Nov 13, 2019 | Jul 24, 2019 | — |
| 00 | Jan 12, 1984 | Jan 13, 1977 | — |
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 42-475-30920 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-30920 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
UL Kerwin a 18-1242-475-37675
0.4 KM · Oasis Petroleum Permian LLC · Section with this well →
| Brushy Canyon | 7,147 | -4,387 |
| Avalon | 8,431 | -5,671 |
| Bone Spring | 8,574 | -5,814 |
| Bone Spring | 10,462 | -7,702 |
| Bone Spring | 11,142 | -8,382 |
| Wolfcamp | 11,675 | -8,915 |
| Wolfcamp | 12,064 | -9,304 |
| Rustler | — |
10 TOPS · FIRST 8
University 12-1842-475-33490
0.6 KM · Oasis Petroleum Permian LLC · Section with this well →
| Delaware | 5,044 | -2,290 |
| Cherry Canyon | 5,996 | -3,242 |
| Bone Spring | 8,555 | -5,801 |
| Wolfcamp | 10,824 | -8,070 |
| Strawn | 13,800 | -11,046 |
University 12-1842-475-30791
0.6 KM · Percussion Petroleum Oper Ii,llc · Section with this well →
| Delaware | 5,051 | -2,283 |
| Cherry Canyon | 6,258 | -3,490 |
| Bone Spring | 8,553 | -5,785 |
| Wolfcamp | 11,249 | -8,481 |
| Strawn | 13,935 | -11,167 |
| Atoka | 15,038 | -12,270 |
| Atoka | 15,508 | -12,740 |
| Barnett | 16,253 | -13,485 |
10 TOPS · FIRST 8
UL 18 Wild Thing East L42-475-38905
0.9 KM · Apache Corporation · Section with this well →
| Delaware | 5,126 | -2,360 |
| Bone Spring | 10,043 | -7,277 |
| Yates | — | |
| Capitan | — | |
| Clear Fork | — | |
| Glorieta | — | |
| Holt | — | |
| Queen | — |
11 TOPS · FIRST 8
UL 18 Wild Thing East K42-475-38904
0.9 KM · Apache Corporation · Section with this well →
| Delaware | 5,121 | -2,355 |
| Glorieta | — | |
| Holt | — | |
| Queen | — | |
| Rustler | — | |
| San Andres | — | |
| Seven Rivers | — | |
| Yates | — |
10 TOPS · FIRST 8
UL 18 Wild Thing East J42-475-38903
0.9 KM · Apache Corporation · Section with this well →
| Delaware | 5,123 | -2,357 |
| Glorieta | — | |
| Holt | — | |
| Queen | — | |
| Rustler | — | |
| San Andres | — | |
| Seven Rivers | — | |
| Yates | — |
10 TOPS · FIRST 8
UL 18 Wild Thing East I42-475-38902
0.9 KM · Apache Corporation · Section with this well →
| Delaware | 5,127 | -2,361 |
| Capitan | — | |
| Glorieta | — | |
| Holt | — | |
| Queen | — | |
| Rustler | — | |
| San Andres | — | |
| Seven Rivers | — |
10 TOPS · FIRST 8
UL 18 Wild Thing East H42-475-38901
0.9 KM · Apache Corporation · Section with this well →
| Delaware | 5,128 | -2,362 |
| Glorieta | — | |
| Holt | — | |
| Queen | — | |
| Rustler | — | |
| San Andres | — | |
| Seven Rivers | — | |
| Yates | — |
10 TOPS · FIRST 8
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/47530920, documented in the API reference.