WELL · 42-475-34550 · DISTRICT 8
Warwink University 18-37 B #4H
Ward County · War-Wink W. (Wolfcamp) field · Horizontal
Warwink University 18-37 B #4H (API 42-475-34550) is a horizontal well in Ward County operated by Crescent Energy Operating LLC, completed April 8, 1998.
The RRC has issued 2 drilling permits between 1998 and 2006, permitted to 11,800 ft.
It was permitted by Cimarex Energy CO. Of Colorado and has since transferred to Crescent Energy Operating LLC on the wellbore schedule.
Completion filings report 9 formation tops, including Rustler, Salt, Delaware, Manzinita.
Its lease has reported 903K barrels of oil and 1.55M mcf of gas since September 1997, last reporting in July 2026. The lease carries 6 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Cimarex Energy Co. of Colorado; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Aug 28, 2025
- Permits on file
- 54
- Phone
- (713) 337-4600
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Crescent Energy Operating LLC |
| Production reports | Crescent Energy Operating, LLCthrough Feb 2026 |
| Latest permit | Cimarex Energy Co. of ColoradoJun 19, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,800
- total depth, ft
- 2
- permits on file
- Jun 19, 2006
- last permit issued
- Apr 8, 1998
- completed
- 903K
- cumulative oil, bbl
- 1.55M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 1997 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 8, 1998
- 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 lease this well is completed on; they carry 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Warwink University 18-37 'B' O-10-35619 | War-Wink, W. (Wolfcamp) | Crescent Energy Operating, LLC | 6 | 903K | 1.55M | Sep 1997 – Jul 2026 |
Oil, barrels lease total
Last 12 months 44 · prior 12 287(-85%)
Gas, mcf lease total
Last 12 months 0 · prior 12 222(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pioneer Natural Res. USA, Inc.Oct 1997 → Jun 1999
- 2Prize Operating CompanyJul 1999 → Mar 2002
- 3Gruy Petroleum Management Co.Apr 2002 → Apr 2006
- 4Cimarex Energy Co. of ColoradoMay 2006 → Aug 2018
- 5Callon Petroleum Operating CoSep 2018 → Sep 2023
- 6Point Energy Partners Petro, LLCOct 2023 → Jun 2024
- 7Vital Energy, Inc.Oct 2024 → May 2025
- 8Crescent Energy Operating, LLCFeb 2026 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 619683-99 | Recompletion | Cimarex Energy Co. of Colorado | May 22, 2006 | Jun 19, 2006 | Sep 9, 2006 | 11,550 |
| 472837-99 | Drill | Pioneer Natural Res. USA, Inc. | Jan 30, 1998 | Jan 30, 1998 | Feb 19, 1998 | 11,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-35619 | — | — | — | — |
| — | — O-10-35619 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,820 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 804 | 2,016 |
| Salt | 1,150 | 1,670 |
| Delaware | 5,130 | -2,310 |
| Manzinita | 6,330 | -3,510 |
| Brushy Canyn | 7,330 | -4,510 |
| Bone Sprg | 8,800 | -5,980 |
| Bone Spring | 8,800 | -5,980 |
| 3RD Bone Sprg | 10,930 | -8,110 |
| 3RD Bone Sprg Por | 11,400 | -8,580 |
| Bone Spring3RD BONE SPRING | 11,468 | -8,648 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,369 | 11,498 | Perforated |
| 11,750 | 13,461 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 11.75 | 810 | 14.75 | 450 S |
| 8.625 | 5,035 | 11 | 400 S |
| 5.5 | 11,650 | 7.875 | 1,250 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 | Dec 31, 2007 | Feb 8, 2007 | Yes |
| 00 | Dec 7, 2007 | Jul 6, 1998 | Yes |
| 00 | Aug 12, 1998 | Jul 6, 1998 | Yes |
| 00 | Jul 30, 1998 | — | — |
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 42-475-34550 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-34550 → 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/47534550, documented in the API reference.