TEXAS · WELLS · UPTON COUNTY · VAUGHAN LEASE · API 42-461-38172 · DISTRICT 6E
Vaughan #5506
Upton County · Spraberry (Trend Area) field · Vertical
Vaughan #5506 (API 42-461-38172) is a plugged well in Upton County, plugged December 21, 2018, last operated by Cog Operating LLC.
The RRC has issued 2 drilling permits between 2012 and 2015, permitted to 11,500 ft.
It was permitted by Encana Oil & Gas(USA) Inc. and has since transferred to Cog Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Spraberry, Dean, Wolfcamp.
Its lease has reported 162K barrels of oil and 1.2M mcf of gas since November 2011, last reporting in July 2026. The lease carries 4 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Encana Oil & Gas(usa) Inc.; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 2, 2026
- Permits on file
- 4,568
- Phone
- (432) 683-7443
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | COG Operating LLC |
| Production reports | COG Operating LLCthrough Apr 2026 |
| Latest permit | Encana Oil & Gas(usa) Inc.Mar 27, 2015 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,500
- total depth, ft
- 2
- permits on file
- Mar 27, 2015
- last permit issued
- Oct 15, 2012
- completed
- 162K
- cumulative oil, bbl
- 1.2M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 15, 2012
- Shut in
- —
- Plugged
- Dec 21, 2018
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 4 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Vaughan O-9-17758 | Spraberry (Trend Area) | COG Operating LLC | 4 | 162K | 1.2M | Nov 2011 – Jul 2026 |
Oil, barrels lease total
Last 12 months 6,997 · prior 12 8,233(-15%)
Gas, mcf lease total
Last 12 months 13,040 · prior 12 7,924(+65%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Midenergy Operating, LLCNov 2011 → Jan 2014
- 2Athlon Holdings LPFeb 2014 → Jan 2015
- 3Encana Oil & Gas(usa) Inc.Feb 2015 → Sep 2019
- 4COG Operating LLCOct 2019 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 804963-99 | Recompletion | Encana Oil & Gas(usa) Inc. | Mar 24, 2015 | Mar 27, 2015 | Jul 9, 2012 | 11,000 |
| 741251-99 | Drill | Midenergy Operating, LLC | May 22, 2012 | Jun 13, 2012 | Jul 11, 2012 | 11,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 15, 2012 | Vaughan O-9-17758 | Spraberry (Trend Area) | COG Operating LLC | Plugged | — |
| Oct 15, 2012 | Vaughan O-9-17758 | Spraberry (Trend Area) | COG Operating LLC | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,783 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,090 | 10,785 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,223 | 12.25 | 460 S |
| 7 | 8,515 | 8.75 | 750 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 | Dec 16, 2013 | Feb 5, 2013 | 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 42-461-38172 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-38172 → 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.
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/46138172, documented in the API reference.