42-135-40029

Final Completion

SALLIE B

ECTOR County · District 8 · DIAMONDBACK E&P LLC · SALLIE ANN (SPRABERRY-WOLFCAMP)

Permits

2

Max Depth

10,800 ft

First Permit

2009-12-17

Latest Activity

2009-12-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2011-01-27

Shut-In

Plugged

2022-05-07

!

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: COG OPERATING LLC

Resolved via: productionDIAMONDBACK E&P LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2005-10

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 2,843 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY 7,850 ft-5,007 ft
DEAN 8,975 ft-6,132 ft
WOLFCAMP 9,070 ft-6,227 ft
LOWER WOLFCAMP (Wolfcamp)9,520 ft-6,677 ft
BASE WOLFCAMP (Wolfcamp)10,000 ft-7,157 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 (1)

IntervalType
8,100–9,975 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"431 ft290 sx
5.5"10,138 ft635 sx

Permit History (2)

Applications (2)

#687544 A COG OPERATING LLC
received 2010-01-11
#687544 A COG OPERATING LLC
received 2009-11-18

Records & Logs

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

W-2/G-1 2011-02-28 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.

No GPS coordinates yet

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

Well Details

Well Number
1209
Max Depth
10,800 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
2011-01-27

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
4,977