WELL · 42-371-31742 · DISTRICT 8
Wolfpup #7851
Pecos County · Athey (Wolfcamp 10900) field · Vertical
Wolfpup #7851 (API 42-371-31742) is a well in Pecos County operated by Pecos River Exploration LLC, completed October 20, 2010.
The RRC has issued one drilling permit (amended once), issued September 9, 2010, permitted to 10,500 ft.
It was permitted by Whiting Oil And Gas Corporation and has since transferred to Pecos River Exploration LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Capitan, Cherry Canyon, Brushy Canyon, Bone Spring.
Its 2 leases have reported 55.3K barrels of oil and 145K mcf of gas since October 2010, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Whiting Oil and Gas Corporation; the EWA schedule now lists a different operator.
Allen, TX · P-5 Y, filed Sep 4, 2025 · 11 permits on file · (380) 225-1936
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Pecos River Exploration LLC |
| Production reports | Swordfish Energy Operating, LLCthrough Jan 2026 |
| Latest permit | Whiting Oil and Gas CorporationSep 9, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,500
- total depth, ft
- 2
- permits on file
- Sep 9, 2010
- last permit issued
- Oct 20, 2010
- completed
- 55.3K
- cumulative oil, bbl
- 145K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 20, 2010
- 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 |
|---|---|---|---|---|---|---|
| Wolfpup G-10-297264 | Athey (Wolfcamp 10900) | Swordfish Energy Operating, LLC | 1 | 0 | 1.24K | Apr 2024 – Jul 2026 |
| Wolfpup O-10-41022 | Athey (Wolfcamp 10900) | Pecos River Exploration, LLC | 1 | 55.3K | 143K | Oct 2010 – Jul 2024 |
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Gas, mcf lease total
Last 12 months 315 · prior 12 719(-56%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Whiting Oil and Gas CorporationOct 2010 → Feb 2014
- 2Jagged Peak Energy LLCMar 2014 → Jan 2020
- 3Parsley Energy Operations, LLCFeb 2020 → Sep 2020
- 4Pecos River Exploration, LLCMar 2021 → Jun 2025
- 5Swordfish Energy Operating, LLCJul 2025 → Jan 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 701682-98 | Reenter | Whiting Oil and Gas Corporation | Jan 11, 2011 | Sep 9, 2010 | Sep 8, 2010 | 10,500 |
| 701682-99 | Reenter | Whiting Oil and Gas Corporation | Sep 2, 2010 | Sep 9, 2010 | — | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-297264 | — | — | — | — |
| — | — O-10-41022 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,571 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CapitanCAPITAN REEF | 3,270 | -699 |
| Cherry Canyon | 5,109 | -2,538 |
| Brushy Canyon | 6,214 | -3,643 |
| Bone Spring | 6,927 | -4,356 |
| Wolfcamp | 9,164 | -6,593 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,130 | 9,170 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,013 | 10.5 | 650 S |
| 7 | 9,190 | 8.625 | 2,050 S |
| 5.5 | 9,488 | 7 | 360 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 | Jul 8, 2024 | Apr 19, 2024 | Yes |
| 00 | Dec 29, 2011 | Apr 20, 2011 | Yes |
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 42-371-31742 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-31742 → 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/37131742, documented in the API reference.