WELL · 42-461-33227 · DISTRICT 7
TXL Pegasus #1
Upton County · Pegasus S. (Bend) field · Producing · Vertical
Txl Pegasus #1 (API 42-461-33227) is a well in Upton County operated by Cog Operating LLC, completed April 16, 1992 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued February 11, 1992, permitted to 11,000 ft.
It was permitted by Thompson, J. Cleo and has since transferred to Cog Operating LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Spraberry, Dean, Wolfcamp, Pennsylvanian.
Its lease has reported 89.5K barrels of oil and 1.41M mcf of gas since January 1993, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Thompson, J. Cleo; 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 | Thompson, J. CleoFeb 11, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 2
- permits on file
- Feb 11, 1992
- last permit issued
- Apr 16, 1992
- completed
- 89.5K
- cumulative oil, bbl
- 1.41M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 16, 1992
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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 |
|---|---|---|---|---|---|---|
| TXL Pegasus O-9-13268 | Pegasus, S. (Bend) | COG Operating LLC | 2 | 89.5K | 1.41M | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 21,208 · prior 12 30,125(-30%)
Oil, barrels lease total
Last 12 months 593 · prior 12 677(-12%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Thompson, J. CleoJan 1993 → Feb 2016
- 2SM Energy CompanyMar 2016 → Jul 2020
- 3COG Operating LLCAug 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 396549-98 | Drill | Thompson, J. Cleo | May 4, 1992 | Feb 11, 1992 | Feb 13, 1992 | 10,820 |
| 396549-99 | Drill | Thompson, J. Cleo | Feb 10, 1992 | Feb 11, 1992 | — | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-13268 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,862 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| SpraberryUPPER SPRABERRY | 7,746 | -4,884 |
| SpraberryLOWER SPRABERRY | 8,240 | -5,378 |
| Dean | 8,906 | -6,044 |
| Wolfcamp | 9,033 | -6,171 |
| PennsylvanianPENN P-6 | 10,426 | -7,564 |
| PennsylvanianPENN P-4 | 10,500 | -7,638 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,502 | 10,550 | Perforated |
| 10,696 | 10,751 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 347 | 17.5 | 340 S |
| 8.625 | 4,690 | 12.25 | 1,075 S |
| 5.5 | 10,820 | 7.875 | 1,050 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 | Jun 18, 1992 | May 4, 1992 | Yes |
| 00 | Jun 11, 1992 | — | — |
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 42-461-33227 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-33227 → 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/46133227, documented in the API reference.