WELL · 42-227-35636 · DISTRICT 8
Texaco N35 #4
Howard County · Signal Peak (Wolfcamp) field · Shut IN · Vertical
Texaco N35 #4 (API 42-227-35636) is a well in Howard County operated by Highpeak Energy Holdings LLC, completed March 13, 2001 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued January 18, 2001, permitted to 9,700 ft.
It was permitted by Devon Sfs Operating, Inc. and has since transferred to Highpeak Energy Holdings LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Rustler, Yates, Queen, Grayburg.
Its lease has reported 17.5K barrels of oil and 702K mcf of gas since March 2001, last reporting in July 2026.
Operator of record
Permitted by Devon SFS Operating, Inc.; the EWA schedule now lists a different operator.
Fort Worth, TX · P-5 Y, filed Sep 4, 2025 · 896 permits on file · (432) 894-2640
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Highpeak Energy Holdings LLC |
| Production reports | Whiting Oil and Gas Corporationthrough Jun 2020 |
| Latest permit | Devon SFS Operating, Inc.Jan 18, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,700
- total depth, ft
- 2
- permits on file
- Jan 18, 2001
- last permit issued
- Mar 13, 2001
- completed
- 17.5K
- cumulative oil, bbl
- 702K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 13, 2001
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Texaco N35 O-10-36600 | Signal Peak (Wolfcamp) | Highpeak Energy Holdings, LLC | 1 | 17.5K | 702K | Mar 2001 – 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.
- 1Devon SFS Operating, Inc.Mar 2001 → Oct 2002
- 2Devon Energy Production Co, L.P.Nov 2002 → Nov 2002
- 3L.C.S. Production CompanyDec 2002 → Sep 2003
- 4Crownquest Operating, LLCOct 2003 → Sep 2004
- 5Whiting Oil and Gas CorporationOct 2004 → Jun 2020
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 503994-98 | Drill | Devon SFS Operating, Inc. | Feb 2, 2001 | Jan 18, 2001 | — | 9,700 |
| 503994-99 | Drill | Devon SFS Operating, Inc. | Jan 12, 2001 | Jan 18, 2001 | Jan 30, 2001 | 8,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-36600 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,398 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,660 | 7,758 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 2,195 | 11 | 850 S |
| 4.5 | 8,046 | 7.875 | 825 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 17, 2001 | Apr 20, 2001 | Yes |
| 00 | May 25, 2001 | — | — |
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 42-227-35636 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-35636 → 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.
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/22735636, documented in the API reference.