WELL · 42-461-40795 · DISTRICT 7

Pegasus Spraberry Unit #1406MH

Y

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

Pegasus Spraberry Unit #1406MH (API 42-461-40795) is a horizontal well in Upton County operated by Cog Operating LLC, completed January 27, 2019 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued March 22, 2018, permitted to 12,000 ft.

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

Its lease has reported 12.2M barrels of oil and 20.4M mcf of gas since May 2010, last reporting in July 2026. The lease carries 97 wells, so these are lease totals, not this well alone.

Operator of record

COG Operating LLC

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 scheduleCOG Operating LLC
Production reportsCOG Operating LLCthrough Apr 2026
Latest permitCOG Operating LLCMar 22, 2018
12,000
total depth, ft
1
permits on file
Mar 22, 2018
last permit issued
Jan 27, 2019
completed
12.2M
cumulative oil, bbl
20.4M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · May 2010 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jan 27, 2019
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active – Extension (X)

Surface location

31.645135, -102.130448

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; they carry 97 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Pegasus Spraberry Unit O-9-17147Pegasus (Consolidated)COG Operating LLC9712.2M20.4MMay 2010 – Jul 2026

Oil, barrels lease total

Last 12 months 1,476,452 · prior 12 2,808,942(-47%)

0200K400K600K202420252026

Gas, mcf lease total

Last 12 months 4,272,339 · prior 12 4,462,482(-4%)

0200K400K600K202420252026

Chain of custody

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

  1. 1COG Operating LLCMay 2010 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
837617-99DrillCOG Operating LLCMar 16, 2018Mar 22, 2018Jul 27, 201812,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-17147————

Formation tops

As filed on W-2/G-1. Subsea from 2,872 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,700172
Grayburg3,000-128
San AndresSAN ANDRES - SALTWATER FLOW4,710-1,838
Spraberry8,152-5,280
Devonian——
Ellenburger——
Fusselman——
Strawn——
Wolfcamp——

Perforations

Perforated and open-hole intervals.

FromToType
8,25721,390Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,81417.51,610 S
9.6257,44012.25785 S
5.521,5008.52,785 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
00May 6, 2019Mar 19, 2019Yes

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 neighbors, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Pegasus Field Unit 342-461-40799

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

Yates2,700172
Grayburg2,886-14
San Andres4,710-1,838
Spraberry8,548-5,676
Wolfcamp—
Strawn—
Devonian—
Ellenburger—

9 TOPS · FIRST 8

CVX Katie (SA) B42-461-40499

0.0 KM · SM Energy Company · Section with this well →

Yates2,8786
Grayburg4,568-1,684
San Andres4,940-2,056
Spraberry7,118-4,234
Wolfcamp9,232-6,348
Ellenburger—
Strawn—
Devonian—

9 TOPS · FIRST 8

Pegasus Spraberry Unit42-461-40794

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

Yates2,700172
Grayburg3,945-1,073
San Andres4,710-1,838
Spraberry8,124-5,252
Fusselman—
Ellenburger—
Devonian—
Strawn—

9 TOPS · FIRST 8

Pegasus Field Unit 342-461-40801

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

Yates2,700173
Grayburg2,886-13
San Andres4,710-1,837
Spraberry8,548-5,675
Devonian—
Ellenburger—
Fusselman—
Strawn—

9 TOPS · FIRST 8

Pegasus Field Unit 342-461-40800

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

Yates2,700173
Grayburg2,886-13
San Andres4,710-1,837
Spraberry8,548-5,675
Fusselman—
Devonian—
Strawn—
Wolfcamp—

9 TOPS · FIRST 8

Pegasus Spraberry Unit42-461-40797

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

Yates2,700173
Grayburg3,000-127
San Andres4,710-1,837
Spraberry7,615-4,742
Wolfcamp—
Ellenburger—
Fusselman—
Devonian—

9 TOPS · FIRST 8

Pegasus Field Unit 342-461-41709

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

Yates2,704156
Grayburg3,219-359
San Andres4,799-1,939
Spraberry7,670-4,810
Wolfcamp9,110-6,250
Fusselman—
Devonian—
Ellenburger—

9 TOPS · FIRST 8

Pegasus Field Unit 342-461-41702

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

Yates2,713150
Grayburg3,992-1,129
San Andres4,779-1,916
Spraberry7,687-4,824
Wolfcamp—
Fusselman—
Devonian—
Ellenburger—

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

Developers: this page as JSON is GET /v1/data/wells/46140795, documented in the API reference.