WELL · 42-059-36640 · DISTRICT 7
Dugan #8
Callahan County · Callahan County Regular field · Vertical
Dugan #8 (API 42-059-36640) is a plugged well in Callahan County, plugged December 22, 2021, last operated by Atwell Technical Services Inc..
The RRC has issued one drilling permit, issued November 22, 2004, permitted to 1,900 ft.
It was permitted by Payne Petroleum and has since transferred to Atwell Technical Services Inc. on the wellbore schedule.
Completion filings report one formation top, including Cook Sand.
Its lease has reported 2.13K barrels of oil since August 2006, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Atwell Technical Services Inc.
Permitted by Payne Petroleum; the EWA schedule now lists a different operator.
Breckenridge, TX · P-5 Y, filed Dec 4, 2025 · 2 permits on file · (214) 914-7949
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Atwell Technical Services Inc. |
| Production reports | Atwell Technical Services, Inc.through Apr 2017 |
| Latest permit | Payne PetroleumNov 22, 2004 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 1,900
- total depth, ft
- 1
- permits on file
- Nov 22, 2004
- last permit issued
- May 12, 2006
- completed
- 2.13K
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2006 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 12, 2006
- Shut in
- —
- Plugged
- Dec 22, 2021
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Dugan O-8-29772 | Callahan County Regular | Atwell Technical Services, Inc. | 2 | 2.13K | 0 | Aug 2006 – 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.
- 1Ohlhausen Oil CompanyAug 2006 → Apr 2009
- 2Atwell Technical Services, Inc.May 2009 → Apr 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 553605-99 | Drill | Payne Petroleum | Nov 15, 2004 | Nov 22, 2004 | Feb 13, 2005 | 1,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-29772 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,871 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Cook Sand | 1,547 | 324 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,547 | 1,550 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 4.5 | 1,633 | 6.75 | 290 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 | Feb 16, 2007 | Aug 22, 2006 | Yes |
| 00 | Oct 9, 2006 | — | — |
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 42-059-36640 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-059-36640 → 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/05936640, documented in the API reference.