42-461-42903

PRODUCING Horizontal

EAGLE PASS C1

UPTON County · District 7 · COG OPERATING LLC · SPRABERRY (TREND AREA)

Permits

1

Max Depth

12,000 ft

First Permit

2024-10-01

Latest Activity

2024-10-01

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-09-29

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-01

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (9) Elevation 2,787 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,606 ft+181 ft
GRAYBURG 4,697 ft-1,910 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,789 ft-2,002 ft
SPRABERRY 7,587 ft-4,800 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN
WOLFCAMP

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-461-42916 EAGLE PASS C2 · COG OPERATING LLC
0.0 mi
Yates 2,605'Grayburg 4,699'San Andres 4,786'Spraberry 7,582'Devonian Strawn Wolfcamp Fusselman Ellenburger
42-461-42917 EAGLE PASS C3 · COG OPERATING LLC
0.0 mi
Yates 2,605'Grayburg 4,699'San Andres 4,781'Spraberry 7,577'Wolfcamp 9,070'Fusselman Ellenburger Devonian Strawn
42-461-42918 EAGLE PASS C4 · COG OPERATING LLC
0.0 mi
Yates 2,603'Grayburg 4,702'San Andres 4,782'Spraberry 7,575'Fusselman Ellenburger Devonian Strawn Wolfcamp
42-461-42919 EAGLE PASS C5 · COG OPERATING LLC
0.0 mi
Yates 2,602'Grayburg 4,706'San Andres 4,786'Spraberry 7,577'Wolfcamp 9,076'Strawn Ellenburger Devonian Fusselman
42-461-42920 EAGLE PASS C6 · COG OPERATING LLC
0.0 mi
Yates 2,602'Grayburg 4,711'San Andres 4,791'Spraberry 7,576'Strawn Devonian Ellenburger Fusselman Wolfcamp
42-461-42921 EAGLE PASS C7 · COG OPERATING LLC
0.0 mi
Yates 2,601'Grayburg 4,713'San Andres 4,793'Spraberry 7,576'Fusselman Ellenburger Strawn Devonian Wolfcamp
42-461-42922 EAGLE PASS C8 · COG OPERATING LLC
0.0 mi
Yates 2,601'Grayburg 4,722'San Andres 4,799'Spraberry 7,577'Devonian Fusselman Ellenburger Wolfcamp Strawn
42-461-33856 NEAL RANCH '56' · ARCO PERMIAN
0.1 mi
Clear Fork 6,057'Spraberry 7,545'Dean 8,843'Wolfcamp 9,080'

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
9,214–19,540 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"526 ft575 sx
9.625"6,277 ft510 sx
5.5"19,650 ft2,715 sx

Permit History (1)

Applications (1)

#901903 A COG OPERATING LLC
received 2024-08-08

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2025-11-25
W-2/G-1 2025-06-16 log on file
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

Lat 31.493138
Lon -102.058797

Well Details

Well Number
5904LH
Max Depth
12,000 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2025-09-29

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-06-02)
Cum Oil (all leases)
645,285,792 bbl
Cum Gas (all leases)
305,183,488 mcf
Activities
OPRS/G, OPRS/O
Total Permits
4,554