WELL · 42-311-34208 · DISTRICT 1
Swaim-Wheeler-Double K Unit #1
McMullen County · San Miguel Creek (Wilcox Cons.) field · Shut IN · Vertical
Swaim-Wheeler-Double K Unit #1 (API 42-311-34208) is a well in Mcmullen County operated by Atlas Operating LLC, completed June 30, 2010 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued March 3, 2010, permitted to 6,250 ft.
It was permitted by Ncey Holdings, LLC and has since transferred to Atlas Operating LLC on the wellbore schedule.
Completion filings report 2 formation tops, including C-15, W-5b.
Its lease has reported 57.7K barrels of oil since June 2010, last reporting in July 2026.
Operator of record
Permitted by Ncey Holdings, LLC; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Oct 4, 2025 · 78 permits on file · (281) 893-9400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Atlas Operating LLC |
| Production reports | Wynn-Crosby Operating, Ltd.through Aug 2016 |
| Latest permit | Ncey Holdings, LLCMar 3, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 6,250
- total depth, ft
- 1
- permits on file
- Mar 3, 2010
- last permit issued
- Jun 30, 2010
- completed
- 57.7K
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 30, 2010
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: H
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 |
|---|---|---|---|---|---|---|
| Swaim-Wheeler-Double K Unit O-1-15211 | San Miguel Creek (Wilcox Cons.) | Atlas Operating LLC | 1 | 57.7K | 0 | Jun 2010 – 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.
- 1Ncey Holdings, LLCJun 2010 → Jul 2010
- 2Wynn-Crosby Operating, Ltd.Aug 2010 → Aug 2016
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 692040-99 | Drill | Ncey Holdings, LLC | Mar 1, 2010 | Mar 3, 2010 | Mar 6, 2010 | 6,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-15211 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 298 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| C-15 | 5,752 | -5,454 |
| W-5B | 5,977 | -5,679 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,752 | 5,762 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 720 | 12.25 | 290 S |
| 5.5 | 6,158 | 7.875 | 695 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 | Nov 23, 2010 | Aug 6, 2010 | Yes |
| 00 | Nov 9, 2010 | — | — |
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 42-311-34208 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-34208 → 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/31134208, documented in the API reference.