← Wells

42-329-31862

Final Completion

CASSIDY -A-

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

Permits

1

Max Depth

9,350 ft

First Permit

1987-06-30

Latest Activity

1987-06-30

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-08-14

Shut-In

—

Plugged

2007-11-21

!

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: PARKER & PARSLEY PETROLEUM CO.

Resolved via: scheduling → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2025-11

Operator History

Chain of Custody

BC OPERATING, INC. 1993-1998→ TAURUS EXPLORATION U.S.A., INC. 1998-1998→ ENERGEN RESOURCES CORPORATION 1998-2019→ DIAMONDBACK E&P LLC 2019-2019

Lease Production

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

Oil
production & DCA →

Formation Tops (4) Elevation 2,691 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
T. UPPER SPBY7,566 ft-4,875 ft
T. LOWER SPBY8,256 ft-5,565 ft
T. DEAN8,940 ft-6,249 ft
B. DEAN9,131 ft-6,440 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 (3)

IntervalType
7,576–7,795 ftPerforated
8,326–8,605 ftPerforated
8,962–9,232 ftPerforated

Casing (3)

SizeSet DepthCement
12.75"288 ft350 sx
8.625"4,669 ft500 sx
4.5"9,350 ft800 sx

Permit History (1)

#332248 Drill Final Completion

CASSIDY "A" · 9,350 ft

1987-06-30

Applications (1)

#332248 A PARKER & PARSLEY PETROLEUM CO.
received 1987-06-29

Records & Logs

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

W-2/G-1 2007-05-01
W-2/G-1 1987-08-21 log on file
W-2/G-1 1987-08-27
Completion packets + logs ↗ Wellbore filings ↗

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 MIDLAND County.

Well Details

Well Number
1
Max Depth
9,350 ft
Drill Type
Vertical
County
MIDLAND
District
8
Operator
DIAMONDBACK E&P LLC
Completed
1987-08-14

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
5,021