WELL · 42-089-32663 · DISTRICT 3
Mary Corcoran Gas Unit #1
Colorado County · Sheridan N. (Wilcox 8700) field · Directional
Mary Corcoran Gas Unit #1 (API 42-089-32663) is a plugged well in Colorado County, plugged October 13, 2016, last operated by Sundown Energy LP.
The RRC has issued 2 drilling permits (amended once) between 2011 and 2013, permitted to 10,300 ft.
Completion filings report 2 formation tops, including Wilcox, Yegua.
Its 3 leases have reported 8.34K barrels of oil and 158K mcf of gas since August 2011, last reporting in November 2016. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Dallas, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 3, 2026
- Permits on file
- 300
- Phone
- (214) 368-6100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sundown Energy LP |
| Production reports | Sundown Energy LPthrough Jan 2013 |
| Latest permit | Sundown Energy LPApr 15, 2013 |
- 10,300
- total depth, ft
- 3
- permits on file
- Apr 15, 2013
- last permit issued
- Sep 11, 2011
- completed
- 8.34K
- cumulative oil, bbl
- 158K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2011 THROUGH Nov 2016
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 11, 2011
- Shut in
- —
- Plugged
- Oct 13, 2016
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 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Mary Corcoran Gas Unit O-3-26095 | Sheridan, N. (Wilcox 8700) | Sundown Energy LP | 1 | 8.34K | 158K | Sep 2011 – Nov 2016 |
| Mary Corcoran Gas Unit G-3-264388 | Sheridan, N. (Wilcox 9400) | Sundown Energy LP | 1 | 0 | 0 | Aug 2011 – Sep 2014 |
| Mary Corcoran Gas Unit G-3-265274 | Sheridan, N. (Wilcox 8700) | Sundown Energy LP | 1 | 0 | 0 | Aug 2011 – Aug 2011 |
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.
- 1Sundown Energy LPSep 2011 → Oct 2012
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 760122-99 | Recompletion | Sundown Energy LP | Apr 5, 2013 | Apr 15, 2013 | Jul 12, 2011 | 10,300 |
| 716790-98 | Drill | Sundown Energy LP | Mar 22, 2012 | May 23, 2011 | Jul 11, 2011 | 10,300 |
| 716790-99 | Drill | Sundown Energy LP | May 18, 2011 | May 23, 2011 | Jul 11, 2011 | 10,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-264388 | — | — | — | — |
| — | — G-3-265274 | — | — | — | — |
| — | — O-3-26095 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 374 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,774 | 8,784 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,842 | 12.25 | 859 S |
| 5.5 | 9,933 | 8.5 | 413 S |
| 5.5 | 9,933 | 7.875 | 415 S |
| 5.5 | — | 7.875 | 745 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 10, 2013 | Apr 12, 2012 | Yes |
| 00 | Jan 22, 2013 | Jan 24, 2012 | Yes |
| 00 | Nov 19, 2012 | — | — |
| 00 | Aug 8, 2012 | — | Yes |
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 42-089-32663 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-089-32663 → 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/08932663, documented in the API reference.