42-389-36336

Horizontal

LEFT HAND BULL UNIT

REEVES County · District 8 · COG OPERATING LLC

Permits

4

Max Depth

11,000 ft

First Permit

2017-11-01

Latest Activity

2020-03-11

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-04

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 2,894 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
FORD / DELAWARE (Delaware)2,500 ft+394 ft
CASTILLE (Castile)2,800 ft+94 ft
DELAWARE 5,214 ft-2,320 ft
BELL CANYON 5,288 ft-2,394 ft
CHERRY CANYON 6,069 ft-3,175 ft
DELAWARE CONSOLIDATED GAS (Delaware)6,500 ft-3,606 ft
BONE SPRING 8,012 ft-5,118 ft
WOLFCAMP 10,204 ft-7,310 ft
PENNSYLVANIAN
PERMIAN (UNDEFINED) (Permian (undifferentiated))

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
42-389-39039 WILLIWAW UNIT · COG OPERATING LLC
0.9 mi
Delaware 2,500'Castile 2,800'Delaware 5,219'Bell Canyon 5,269'Cherry Canyon 6,011'Delaware 6,500'Bone Spring 7,973'Wolfcamp 10,278'Pennsylvanian Permian (undifferentiated)
42-389-38994 RAIN SHADOW UNIT · COG OPERATING LLC
0.9 mi
Delaware 2,500'Castile 2,800'Delaware 5,214'Bell Canyon 5,252'Cherry Canyon 6,004'Delaware 6,500'Bone Spring 7,981'Wolfcamp 10,262'Pennsylvanian Permian (undifferentiated)
42-389-35764 OPPENHEIMER 188 · OXY USA WTP LP
1.1 mi
Castile 834'Permian (undifferentiated) 834'Bell Canyon 5,206'Delaware 5,206'Delaware 5,254'Delaware 5,254'Cherry Canyon 6,064'Bone Spring 8,056'Wolfcamp 10,268'Pennsylvanian
42-389-35766 OPPENHEIMER 188 · OXY USA WTP LP
1.1 mi
Permian (undifferentiated) 832'Castile 832'Delaware 5,211'Bell Canyon 5,211'Delaware 5,254'Delaware 5,319'Cherry Canyon 6,063'Bone Spring 7,975'Wolfcamp Pennsylvanian
42-389-38134 LITTLE BIG CHIEF UNIT · COG OPERATING LLC
1.1 mi
Delaware 2,500'Castile 2,800'Delaware 5,247'Bell Canyon 5,287'Cherry Canyon 6,070'Delaware 6,500'Bone Spring 7,995'Wolfcamp 10,177'Permian (undifferentiated) Pennsylvanian
42-389-36479 OPPENHEIMER 188 · OXY USA WTP LP
1.1 mi
Castile 832'Permian (undifferentiated) 832'Bell Canyon 5,204'Delaware 5,204'Delaware 5,253'Delaware 5,270'Cherry Canyon 6,063'Bone Spring 8,052'Wolfcamp 10,113'Pennsylvanian
42-389-39709 POWDERHORN UNIT · COG OPERATING LLC
1.4 mi
Castile 2,500'Delaware 2,500'Delaware 5,216'Bell Canyon 5,284'Delaware 6,000'Cherry Canyon 6,057'Bone Spring 7,820'Wolfcamp 10,149'Pennsylvanian Permian (undifferentiated)
42-389-39714 POWDERHORN UNIT · COG OPERATING LLC
1.4 mi
Castile 2,500'Delaware 2,500'Delaware 5,221'Bell Canyon 5,289'Delaware 6,000'Cherry Canyon 6,056'Bone Spring 8,740'Wolfcamp 10,090'Pennsylvanian Permian (undifferentiated)

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
10,490–20,527 ftPerforated

Casing (4)

SizeSet DepthCement
10.75"1,862 ft1,074 sx
7.625"10,394 ft750 sx
7.625"10,394 ft1,715 sx
5.5"20,617 ft1,450 sx

Permit History (4)

Applications (4)

#862449 A COG OPERATING LLC
received 2021-03-02
#862449 A COG OPERATING LLC
received 2020-04-06
#862449 A COG OPERATING LLC
received 2020-03-02
#830732 A COG OPERATING LLC
received 2017-09-07

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2022-06-13 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 31.068222
Lon -103.466992

Well Details

Well Number
8901H
Max Depth
11,000 ft
Drill Type
Horizontal
County
REEVES
District
8

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
4,538