WELL · 42-461-41623 · DISTRICT 7

Fraser TXL B6 #4912LH

Y

Upton County · Pegasus (Consolidated) field · Producing  · Horizontal

Fraser Txl B6 #4912LH (API 42-461-41623) is a horizontal well in Upton County operated by Cog Operating LLC, completed June 8, 2022 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued December 4, 2020, permitted to 12,000 ft.

Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Spraberry.

Its lease has reported 372K barrels of oil and 653K mcf of gas since November 2021, last reporting in July 2026.

Operator of record

COG Operating LLC

Midland, TX · P-5 Y, filed May 4, 2026 · 4,568 permits on file · (432) 853-2355

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCOG Operating LLC
Production reportsCOG Operating LLCthrough Apr 2026
Latest permitCOG Operating LLCDec 4, 2020
12,000
total depth, ft
1
permits on file
Dec 4, 2020
last permit issued
Jun 8, 2022
completed
372K
cumulative oil, bbl
653K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 2021 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 8, 2022
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

31.592349, -102.144064

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Upton County.

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 →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Fraser TXL B6 O-9-21567Pegasus (Consolidated)COG Operating LLC1372K653KNov 2021 – Jul 2026

Oil, barrels lease total

Last 12 months 14,016 · prior 12 46,344(-70%)

05K10K15K202420252026

Gas, mcf lease total

Last 12 months 45,546 · prior 12 143,957(-68%)

010K20K30K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1COG Operating LLCJun 2022 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
866287-99DrillCOG Operating LLCDec 2, 2020Dec 4, 2020Jun 11, 202112,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-21567————

Formation tops

As filed on W-2/G-1. Subsea from 2,856 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,716140
Grayburg4,174-1,318
San AndresSAN ANDRES - SALTWATER FLOW4,819-1,963
Spraberry7,671-4,815
Devonian——
Ellenburger——
Fusselman——
Strawn——
Wolfcamp——

Perforations

Perforated and open-hole intervals.

FromToType
8,94019,005Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37549417.5550 S
9.6258,17012.252,245 S
5.519,1098.52,495 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 →

SuffixFiledW-2 / G-1 dateLogs referenced
00Nov 15, 2022Oct 13, 2022Yes
00Apr 11, 2022Mar 10, 2022Yes

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.

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.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Fraser TXL B742-461-41627

0.0 KM · COG Operating LLC · Section with this well →

Yates2,719137
Grayburg4,212-1,356
San Andres4,820-1,964
Spraberry7,683-4,827
Wolfcamp9,099-6,243
Strawn—
Devonian—
Fusselman—

9 TOPS · FIRST 8

Pegasus Spraberry Unit42-461-41617

0.0 KM · COG Operating LLC · Section with this well →

Yates2,720136
Grayburg4,166-1,310
San Andres4,826-1,970
Spraberry7,673-4,817
Wolfcamp—
Strawn—
Fusselman—
Ellenburger—

9 TOPS · FIRST 8

Fraser TXL B542-461-41629

0.2 KM · COG Operating LLC · Section with this well →

Yates2,717140
Grayburg4,103-1,246
San Andres4,818-1,961
Spraberry7,666-4,809
Wolfcamp9,087-6,230
Strawn—
Fusselman—
Devonian—

9 TOPS · FIRST 8

Fraser TXL B442-461-41630

0.2 KM · COG Operating LLC · Section with this well →

Yates2,717140
Grayburg4,089-1,232
San Andres4,817-1,960
Spraberry7,664-4,807
Wolfcamp—
Strawn—
Devonian—
Ellenburger—

9 TOPS · FIRST 8

Pegasus Spraberry Unit42-461-41612

0.2 KM · COG Operating LLC · Section with this well →

Yates2,717140
Grayburg4,078-1,221
San Andres4,816-1,959
Spraberry7,665-4,808
Wolfcamp—
Strawn—
Fusselman—
Ellenburger—

9 TOPS · FIRST 8

Virgil Powell B342-461-41605

0.2 KM · COG Operating LLC · Section with this well →

Yates2,717140
Grayburg4,080-1,223
San Andres4,814-1,957
Spraberry7,675-4,818
Ellenburger—
Wolfcamp—
Strawn—
Fusselman—

9 TOPS · FIRST 8

Pegasus Spraberry Unit42-461-41618

0.2 KM · COG Operating LLC · Section with this well →

Yates2,712144
Grayburg4,230-1,374
San Andres4,812-1,956
Spraberry7,681-4,825
Strawn—
Fusselman—
Ellenburger—
Wolfcamp—

9 TOPS · FIRST 8

Fraser TXL B842-461-41639

0.3 KM · COG Operating LLC · Section with this well →

Yates2,715141
Grayburg4,243-1,387
San Andres4,815-1,959
Spraberry7,691-4,835
Fusselman—
Devonian—
Strawn—
Wolfcamp—

9 TOPS · FIRST 8

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

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