42-173-33291

PRODUCING

COLE RANCH 41

GLASSCOCK County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

Permits

1

Max Depth

8,750 ft

First Permit

2007-01-04

Latest Activity

2007-01-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2007-05-16

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: REEF EXPLORATION, L.P.

Resolved via: productionDIAMONDBACK E&P LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2007-05

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 (5) Elevation 2,709 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
UPPER SPRABERRY (Spraberry)6,500 ft-3,791 ft
LOWER SPRABERRY/JO MILL (Spraberry)7,300 ft-4,591 ft
DEAN 7,800 ft-5,091 ft
WOLFCAMP 8,200 ft-5,491 ft
BASAL WOLFCAMP (Wolfcamp)8,400 ft-5,691 ft

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 ↗

Perforations (4)

IntervalType
6,526–6,897 ftPerforated
7,341–8,060 ftPerforated
7,829–7,665 ftPerforated
8,232–8,408 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"388 ft450 sx
8.625"4,213 ft825 sx
4.5"8,727 ft1,160 sx

Permit History (1)

Applications (1)

#631327 A REEF EXPLORATION, L.P.
received 2007-01-03

Records & Logs

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

W-2/G-1 2007-10-25 log on file
W-2/G-1 2008-01-08

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

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in GLASSCOCK County.

Well Details

Well Number
2
Max Depth
8,750 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
2007-05-16

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-05-04)
Cum Oil (all leases)
986,290,193 bbl
Cum Gas (all leases)
41,995,553 mcf
Activities
GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits
5,089