42-461-42891

PRODUCING Horizontal

EAGLE PASS A4

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

2025-11-19

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 (10) Elevation 2,793 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,604 ft+189 ft
GRAYBURG 4,707 ft-1,914 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,784 ft-1,991 ft
SPRABERRY 7,416 ft-4,623 ft
SPRABERRY 7,614 ft-4,821 ft
WOLFCAMP 9,054 ft-6,261 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN

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
42-461-42892 EAGLE PASS A5 · COG OPERATING LLC
0.0 mi
Yates 2,603'Grayburg 4,703'San Andres 4,782'Spraberry 7,612'Strawn Wolfcamp Devonian Fusselman Ellenburger
42-461-42893 EAGLE PASS A6 · COG OPERATING LLC
0.0 mi
Yates 2,602'Grayburg 4,698'San Andres 4,777'Spraberry 7,410'Spraberry 7,610'Wolfcamp 9,051'Strawn Ellenburger Fusselman Devonian
42-461-42889 EAGLE PASS A2 · COG OPERATING LLC
0.0 mi
Yates 2,605'Grayburg 4,706'San Andres 4,779'Spraberry 7,614'Wolfcamp 9,053'Strawn Ellenburger Devonian Fusselman
42-461-42894 EAGLE PASS A7 · COG OPERATING LLC
0.0 mi
Yates 2,602'Grayburg 4,699'San Andres 4,779'Spraberry 7,608'Strawn Wolfcamp Devonian Fusselman Ellenburger
42-461-42888 EAGLE PASS A1 · COG OPERATING LLC
0.0 mi
Yates 2,606'Grayburg 4,711'San Andres 4,782'Spraberry 7,620'Strawn Fusselman Devonian Wolfcamp Ellenburger
42-461-42895 EAGLE PASS A8 · COG OPERATING LLC
0.0 mi
Yates 2,601'Grayburg 4,695'San Andres 4,775'Spraberry 7,599'Fusselman Wolfcamp Strawn Devonian Ellenburger
42-461-42890 EAGLE PASS A3 · COG OPERATING LLC
0.0 mi
Yates 2,606'Grayburg 4,714'San Andres 4,788'Spraberry 7,620'Fusselman Strawn Wolfcamp Devonian Ellenburger
42-461-42306 NEAL RANCH 57 UNIT · COG OPERATING LLC
0.2 mi
Yates 2,605'Yates 2,606'Grayburg 4,573'San Andres 4,775'San Andres 4,776'Spraberry 7,611'Strawn Fusselman Wolfcamp Devonian Ellenburger

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
10,005–20,340 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"525 ft575 sx
9.625"8,736 ft1,805 sx
5.5"20,431 ft3,240 sx

Permit History (1)

Applications (1)

#901871 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 2025-11-26
W-2/G-1 2025-04-08 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 31.488098
Lon -102.074600

Well Details

Well Number
5911BH
Max Depth
12,000 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2025-11-19

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
4,547