WELL · 42-481-34935 · DISTRICT 3
Duncan F. B. #1ST
Wharton County · Bernard W. (7850) field · Temp Abandoned · Directional
Duncan F. B. #1ST (API 42-481-34935) is a well in Wharton County operated by Sandel Operating Company, completed December 19, 2015 and listed as temp abandoned on the RRC schedule.
The RRC has issued 2 drilling permits (amended once) between 2007 and 2015, permitted to 12,700 ft.
It was permitted by Gcer Onshore, LLC and has since transferred to Sandel Operating Company on the wellbore schedule.
Completion filings report 5 formation tops, including Vick, Vicksburg, Yegua, Queen City.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Gcer Onshore, LLC; the EWA schedule now lists a different operator.
Huntsville, TX · P-5 Y, filed Jul 4, 2026 · 11 permits on file · (936) 662-8585
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sandel Operating Company |
| Production reports | Sandel Operating Companythrough Mar 2022 |
| Latest permit | Gcer Onshore, LLCSep 17, 2015 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,700
- total depth, ft
- 3
- permits on file
- Sep 17, 2015
- last permit issued
- Dec 19, 2015
- completed
- 0
- cumulative oil, bbl
- 6.27M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2008 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 19, 2015
- 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 2 leases 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 |
|---|---|---|---|---|---|---|
| Duncan, F. B. G-3-236221 | Cypress Eagle (Wilcox) | Sandel Operating Company | 1 | 0 | 6.19M | Apr 2008 – Jul 2026 |
| Duncan, F. B. G-3-281816 | Bernard, W. (7850) | Sandel Operating Company | 1 | 0 | 71.5K | Dec 2015 – 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.
- 1Cypress E & P CorporationApr 2008 → Dec 2010
- 2Gcer Onshore, LLCJan 2011 → Sep 2015
- 3Talos Gulf Coast Onshore LLCOct 2015 → Nov 2021
- 4Sandel Operating CompanyDec 2021 → Mar 2022
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 810054-99 | Recompletion | Gcer Onshore, LLC | Sep 3, 2015 | Sep 17, 2015 | Dec 8, 2015 | 11,780 |
| 647858-98 | Drill | Cypress E & P Corporation | Nov 15, 2007 | Oct 18, 2007 | Oct 20, 2007 | 12,700 |
| 647858-99 | Drill | Cypress E & P Corporation | Oct 16, 2007 | Oct 18, 2007 | Oct 20, 2007 | 12,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-236221 | — | — | — | — |
| — | — G-3-281816 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 128 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Vick | 5,398 | -5,270 |
| Vicksburg | 5,398 | -5,270 |
| Yegua | 6,598 | -6,470 |
| Queen City | 9,538 | -9,410 |
| Wilcox | — | — |
| WilcoxWILCOX (TOP FAULTED OUT) | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,956 | 8,004 | Perforated |
| 11,840 | 11,860 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 20 | 115 | 24 | — |
| 13.375 | 2,785 | 17.5 | 2,295 S |
| 5 | 7,547 | 8.5 | — |
| 9.875 | 8,300 | 12.25 | 1,540 S |
| 9.625 | 8,300 | 12.25 | 1,540 S |
| 4.5 | 12,148 | 8.5 | 1,200 S |
| 4.5 | 12,150 | 8.5 | 1,200 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 | Apr 5, 2017 | Mar 1, 2016 | — |
| 00 | Sep 30, 2013 | May 28, 2013 | — |
| 00 | Jul 25, 2008 | May 6, 2008 | Yes |
| 00 | Jun 26, 2008 | — | — |
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 42-481-34935 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-34935 → 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/48134935, documented in the API reference.