WELL · 42-173-34988 · DISTRICT 8
Cook 21 #17
Glasscock County · Jailhouse (Fusselman) field · Vertical
Cook 21 #17 (API 42-173-34988) is a well in Glasscock County operated by Apache Corporation, completed August 10, 2012.
The RRC has issued 2 drilling permits (amended once) between 2012 and 2017, permitted to 11,000 ft.
Completion filings report 3 formation tops, including Dean, Strawn, Fusselman.
Its 2 leases have reported 1.24M barrels of oil and 3.52M mcf of gas since August 2010, last reporting in July 2026. The leases carry 21 wells, so these are lease totals, not this well alone.
Operator of record
Houston, TX · P-5 Y, filed Oct 4, 2025 · 9,754 permits on file · (713) 296-6400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Apache Corporation |
| Production reports | Apache Corporationthrough Apr 2026 |
| Latest permit | Apache CorporationAug 21, 2017 |
- 11,000
- total depth, ft
- 3
- permits on file
- Aug 21, 2017
- last permit issued
- Aug 10, 2012
- completed
- 1.24M
- cumulative oil, bbl
- 3.52M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 10, 2012
- Shut in
- —
- Plugged
- —
Surface location
31.821710, -101.518230
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Glasscock 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 21 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cook 21 O-10-40475 | Spraberry (Trend Area) | Apache Corporation | 20 | 1.22M | 3.36M | Aug 2010 – Jul 2026 |
| Cook 21 O-10-43182 | Jailhouse (Fusselman) | Apache Corporation | 1 | 18.7K | 163K | Aug 2012 – Mar 2019 |
Oil, barrels lease total
Last 12 months 10,997 · prior 12 12,874(-15%)
Gas, mcf lease total
Last 12 months 68,518 · prior 12 84,452(-19%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Mariner Energy, Inc.Sep 2010 → Nov 2010
- 2Apache CorporationDec 2010 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 828953-99 | Recompletion | Apache Corporation | Jul 19, 2017 | Aug 21, 2017 | Aug 24, 2018 | 11,000 |
| 740271-98 | Drill | Apache Corporation | Jul 31, 2012 | May 25, 2012 | Jul 10, 2012 | 11,000 |
| 740271-99 | Drill | Apache Corporation | May 9, 2012 | May 25, 2012 | Jul 10, 2012 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-40475 | — | — | — | — |
| — | — O-10-43182 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,682 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,483 | 9,001 | Perforated |
| 10,566 | 10,576 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 463 | 17.5 | 465 S |
| 8.625 | 3,245 | 11 | 850 S |
| 5.5 | 10,722 | 7.875 | 800 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 | Jan 28, 2019 | Dec 13, 2018 | — |
| 00 | Oct 8, 2013 | Nov 9, 2012 | 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 42-173-34988 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-173-34988 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). 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.
Bell 2242-173-34915
0.9 KM · Apache Corporation · Section with this well →
| Dean | 7,373 | -4,658 |
| Strawn | 9,748 | -7,033 |
| Fusselman | 10,577 | -7,862 |
Nix 1642-173-33690
1.0 KM · Mariner Energy, Inc. · Section with this well →
| Dean | 7,339 | -4,638 |
| Spraberry | 7,730 | -5,029 |
| Strawn | 9,805 | -7,104 |
Wahoo Books B42-173-39085
2.2 KM · Apache Corporation · Section with this well →
| Santa Rosa | 590 | 2,124 |
| Rustler | 1,232 | 1,482 |
| Yates | 1,831 | 883 |
| Seven Rivers | 2,104 | 610 |
| Queen | 2,514 | 200 |
| Grayburg | 3,089 | -375 |
| San Andres | 3,217 | -503 |
| Glorieta | 4,501 | -1,787 |
10 TOPS · FIRST 8
Wahoo Books A42-173-39084
2.3 KM · Apache Corporation · Section with this well →
| Santa Rosa | 586 | 2,128 |
| Rustler | 1,236 | 1,478 |
| Yates | 1,828 | 886 |
| Seven Rivers | 2,098 | 616 |
| Queen | 2,512 | 202 |
| Grayburg | 3,091 | -377 |
| San Andres | 3,215 | -501 |
| Glorieta | 4,540 | -1,826 |
10 TOPS · FIRST 8
Weaver 2342-173-35421
2.5 KM · Apache Corporation · Section with this well →
| Wolfcamp | 7,376 | -4,711 |
| Strawn | 9,620 | -6,955 |
| Atoka | 9,763 | -7,098 |
| Mississippian | 9,874 | -7,209 |
| Woodford | 10,101 | -7,436 |
| Fusselman | 10,374 | -7,709 |
Dorado 1842-173-35258
3.2 KM · Apache Corporation · Section with this well →
| San Andres | 3,144 | -426 |
| San Andres | 5,102 | -2,384 |
| San Andres | 5,260 | -2,542 |
| Clear Fork | 5,459 | -2,741 |
| Spraberry | 6,149 | -3,431 |
| Jo Mill | 6,731 | -4,013 |
| Dean | 7,580 | -4,862 |
| Strawn | 9,837 | -7,119 |
9 TOPS · FIRST 8
Adams 2642-173-34731
3.5 KM · Apache Corporation · Section with this well →
| Strawn | 9,567 | -6,955 |
| Atoka | 9,644 | -7,032 |
| Fusselman | 10,336 | -7,724 |
Sherrod "9"42-173-32300
3.6 KM · Rangeland Exploration Company · Section with this well →
| San Andres | 3,865 | -1,232 |
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/17334988, documented in the API reference.