WELL · 42-475-31635 · DISTRICT 8
University 18-19 #1W
Ward County · Vertical
University 18-19 #1W (API 42-475-31635) is a former disposal or injection well in Ward County, last operated by Percussion Petroleum Oper II,LLC; its UIC permit is no longer active.
The RRC has issued 3 drilling permits between 1977 and 2022, permitted to 17,375 ft.
Completion filings report 5 formation tops, including Bone Spring, Wolfcamp, Barnett, Woodford.
Its lease has reported 157K barrels of oil and 462K mcf of gas since January 1993, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Percussion Petroleum Oper Ii,llc
Houston, TX · P-5 Y, filed Mar 8, 2024 · 119 permits on file · (281) 589-5200
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Oasis Petroleum Permian LLCthrough Dec 2019 |
| Latest permit | Percussion Petroleum Oper Ii,llcMay 10, 2022 |
- 17,375
- total depth, ft
- 3
- permits on file
- May 10, 2022
- last permit issued
- —
- completed
- 157K
- cumulative oil, bbl
- 462K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Surface location
31.565401, -103.252529
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 lease 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 18-19 O-10-25071 | War-Wink, S. (Wolfcamp) | Apache Corporation | 2 | 157K | 462K | Jan 1993 – Jul 2026 |
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.
- 1Meridian Oil Inc.Jan 1993 → Jul 1996
- 2Burlington Resources Oil&gas Co.Aug 1996 → Feb 2000
- 3EOG Resources, Inc.Mar 2000 → Nov 2019
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 879777-99 | Reclass | Percussion Petroleum Oper Ii,llc | May 4, 2022 | May 10, 2022 | — | 8,700 |
| 863654-99 | Field transfer | Oasis Petroleum Permian LLC | May 19, 2020 | May 21, 2020 | — | 17,000 |
| 9636-99 | Drill | Union Texas Petroleum Corp. | Oct 13, 1977 | Oct 13, 1977 | Feb 12, 1978 | 17,375 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-25071 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,754 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Bone SpringBONE SPRINGS | 8,600 | -5,846 |
| WolfcampWOLFCAMP SHALE | 10,838 | -8,084 |
| Barnett | 14,994 | -12,240 |
| Woodford | 15,523 | -12,769 |
| Mississippian | 15,983 | -13,229 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,136 | 11,255 | Perforated |
| — | 11,255 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 20 | 782 | 26 | 1,810 S |
| 13.375 | 5,056 | 17.5 | 4,910 S |
| 10.75 | 11,655 | 12.25 | 2,585 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 | Apr 26, 1993 | Dec 28, 1992 | — |
| 00 | Jan 12, 1984 | — | — |
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 42-475-31635 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-31635 → 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.
University 18-1942-475-34765
0.3 KM · WTG Exploration · Section with this well →
| Lamar | 4,092 | -1,341 |
| Castile | 4,725 | -1,974 |
| Bell Canyon | 5,048 | -2,297 |
State of Texas FW42-475-36021
0.9 KM · Jetta Operating Company, Inc. · Section with this well →
| Lamar | 5,057 | -2,294 |
| Cherry Canyon | 5,985 | -3,222 |
| Brushy Canyon | 7,189 | -4,426 |
| Bone Spring | 8,577 | -5,814 |
| Bone Spring | 10,149 | -7,386 |
UL Empire 18-15-16 WA342-475-38421
1.1 KM · Vital Energy, Inc. · Section with this well →
| Rustler | 857 | 1,879 |
| Bone Spring | 10,314 | -7,578 |
| Yates | — | |
| Holt | — | |
| Queen | — | |
| San Andres | — | |
| Seven Rivers | — | |
| Capitan | — |
11 TOPS · FIRST 8
UL Empire 18-15-16 WA442-475-38423
1.1 KM · Vital Energy, Inc. · Section with this well →
| Rustler | 806 | 1,929 |
| Cherry Canyon | 5,562 | -2,827 |
| Bone Spring | 8,234 | -5,499 |
| Wolfcamp | 11,210 | -8,475 |
| Seven Rivers | — | |
| Atoka | — | |
| Capitan | — | |
| Clear Fork | — |
18 TOPS · FIRST 8
UL Empire 18-15-16 WA542-475-38422
1.1 KM · Vital Energy, Inc. · Section with this well →
| Rustler | 808 | 1,927 |
| Delaware | — | |
| Glorieta | — | |
| Holt | — | |
| Queen | — | |
| San Andres | — | |
| Seven Rivers | — | |
| Yates | — |
10 TOPS · FIRST 8
UL Empire 18-15-16 TB542-475-38428
1.1 KM · Vital Energy, Inc. · Section with this well →
| Rustler | 841 | 1,894 |
| Bone Spring | 8,506 | -5,771 |
| Bone Spring | 9,879 | -7,144 |
| Bone Spring | 10,284 | -7,549 |
| Clear Fork | — | |
| Delaware | — | |
| Glorieta | — | |
| Holt | — |
13 TOPS · FIRST 8
UL Empire 18-15-16 WA642-475-38424
1.1 KM · Vital Energy, Inc. · Section with this well →
| Rustler | 795 | 1,940 |
| Holt | — | |
| Capitan | — | |
| Clear Fork | — | |
| Delaware | — | |
| Glorieta | — | |
| Queen | — | |
| San Andres | — |
10 TOPS · FIRST 8
University '18-13A'42-475-34641
1.4 KM · WTG Exploration · Section with this well →
| Castile | 4,747 | -2,004 |
| Lamar | 5,036 | -2,293 |
| Bell Canyon | 5,073 | -2,330 |
| Manzonita | 6,161 | -3,418 |
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 0
- bbl, all reported
- —
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000125380 | H-1 Injection | Not activated | 10,000 | 1,325 | 5,300–7,195 |
TexNet catalog via USGS
Seismicity near this well
- 0
- M2+ events within 10 km, last 2 years
- —
- largest
A proximity count, not an attribution. How to read it →
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/47531635, documented in the API reference.