WELL · 42-495-30525 · DISTRICT 8
Dull Knife #1
Winkler County · Cheyenne (Fusselman) field · Vertical
Dull Knife #1 (API 42-495-30525) is a plugged well in Winkler County, plugged August 28, 2024, last operated by Mcclure Oil Company Inc..
The RRC has issued one drilling permit, issued February 13, 1979, permitted to 21,950 ft.
It was permitted by Gifford, Mitchell & Wisenbaker and has since transferred to Mcclure Oil Company Inc. on the wellbore schedule.
Completion filings report 8 formation tops, including Rustler, Yates, Seven Rivers, Capitan.
Operator of record
Permitted by Gifford, Mitchell & Wisenbaker; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 4, 2025
- Permits on file
- 343
- Phone
- (432) 683-2787
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | McClure Oil Company Inc. |
| Production reports | McClure Oil Company, Inc.through Aug 2019 |
| Latest permit | Gifford, Mitchell & WisenbakerFeb 13, 1979 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 21,950
- total depth, ft
- 1
- permits on file
- Feb 13, 1979
- last permit issued
- Apr 27, 2022
- completed
- 0
- cumulative oil, bbl
- 1.18M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2024
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 27, 2022
- Shut in
- —
- Plugged
- Aug 28, 2024
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 |
|---|---|---|---|---|---|---|
| Dull Knife G-10-81179 | Cheyenne (Fusselman) | McClure Oil Company, Inc. | 1 | 0 | 1.18M | Jan 1993 – Aug 2024 |
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 Energy Corporation(nevada)Jan 1993 → Sep 1993
- 2EP Operating Limited PartnershipOct 1993 → Feb 1995
- 3Enserch Exploration, IncMar 1995 → Mar 1998
- 4Eex CorporationApr 1998 → Oct 1998
- 5Taurus Exploration U.S.A., Inc.Nov 1998 → Nov 1998
- 6Energen Resources CorporationDec 1998 → Oct 2000
- 7Shidler, Mark L., Inc.Nov 2000 → Jan 2001
- 8Giebel Petroleum Ltd.Feb 2001 → Jan 2015
- 9McClure Oil Company, Inc.Feb 2015 → Aug 2019
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 42452-99 | Recompletion | Gifford, Mitchell & Wisenbaker | Feb 13, 1979 | Feb 13, 1979 | — | 21,950 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-81179 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,855 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 1,799 | 1,056 |
| Yates | 3,275 | -420 |
| Seven Rivers | 3,605 | -750 |
| CapitanCAPITAN REEF | 3,865 | -1,010 |
| Cherry Canyon | 5,410 | -2,555 |
| Brushy Canyon | 6,578 | -3,723 |
| Bone SpringBONE SPRING LIME | 8,567 | -5,712 |
| Bone Spring1ST BONE SPRING SAND | 9,430 | -6,575 |
| Bone Spring2ND BONE SPRING SAND | 9,805 | -6,950 |
| Atoka | 11,654 | -8,799 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 19,677 | 19,704 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 20 | 1,240 | 26 | 1,400 S |
| 13.375 | 4,000 | 17.5 | 1,550 S |
| 9.625 | 13,467 | 12.25 | 1,650 S |
| 3.5 | 16,047 | — | — |
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 | Nov 1, 2022 | Aug 23, 2022 | — |
| 00 | Jan 12, 1984 | Mar 15, 1979 | — |
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 42-495-30525 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-495-30525 → 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/49530525, documented in the API reference.