WELL · 42-475-34723 · DISTRICT 8
Tunstill #1
Ward County · Sand Hills West (Devonian) field · Horizontal
Tunstill #1 (API 42-475-34723) is a plugged horizontal well in Ward County, plugged June 12, 2023, last operated by Blackbeard Operating LLC.
The RRC has issued one drilling permit, issued June 27, 2001, permitted to 7,600 ft.
It was permitted by Pogo Producing CO. and has since transferred to Blackbeard Operating LLC on the wellbore schedule.
Completion filings report 5 formation tops, including Rustler, Yates, Tubb, Wichita-Albany.
Operator of record
Permitted by Pogo Producing Co.; the EWA schedule now lists a different operator.
Fort Worth, TX · P-5 Y, filed Jul 4, 2026 · 2,263 permits on file · (432) 242-0050
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Blackbeard Operating LLC |
| Production reports | OXY USA Inc.through Sep 2010 |
| Latest permit | Pogo Producing Co.Jun 27, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,600
- total depth, ft
- 1
- permits on file
- Jun 27, 2001
- last permit issued
- Apr 9, 2012
- completed
- 0
- cumulative oil, bbl
- 110K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2002 THROUGH Aug 2023
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 9, 2012
- Shut in
- —
- Plugged
- Jun 12, 2023
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 |
|---|---|---|---|---|---|---|
| Tunstill G-10-195330 | Sand Hills, West (Devonian) | Blackbeard Operating, LLC | 1 | 0 | 110K | Apr 2002 – Aug 2023 |
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.
- 1Pogo Producing CompanyApr 2002 → Jan 2008
- 2Pogo Producing Company LLCFeb 2008 → Feb 2008
- 3OXY USA Inc.Mar 2008 → Sep 2010
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 510693-99 | Drill | Pogo Producing Co. | Jun 25, 2001 | Jun 27, 2001 | Mar 19, 2002 | 7,600 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-10-195330 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,560 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 556 | 2,004 |
| Yates | 1,950 | 610 |
| Tubb | 4,938 | -2,378 |
| Wichita-AlbanyWICHITA ALBANY | 5,510 | -2,950 |
| Devonian | 6,532 | -3,972 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,080 | 5,460 | Perforated |
| 6,815 | 7,575 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 832 | 12.25 | 625 S |
| 5.5 | 6,815 | 7.875 | 700 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 | May 16, 2012 | May 3, 2012 | — |
| 00 | Jul 24, 2003 | May 28, 2002 | Yes |
| 00 | Jul 10, 2003 | — | — |
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 42-475-34723 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-475-34723 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 2.79M
- bbl, all reported
- Feb 2023
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000104704 | W-14 Disposal | Plugged Sep 6, 2023 | 15,000 | 2,400 | 4,938–6,630 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 0
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/47534723, documented in the API reference.