42-173-31989

Final Completion

COOPER

GLASSCOCK County · District 8 · MDC OPERATING INC. · COBRA (WOLFCAMP)

Permits

1

Max Depth

8,200 ft

First Permit

1987-07-07

Latest Activity

1987-07-07

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-08-24

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: MDC OPERATING INC. ≠ Production: DIAMONDBACK E&P LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: MDC OPERATING INC. ≠ Permit: MATADOR DRILLING CORP.

Resolved via: productionDIAMONDBACK E&P LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 (6) Elevation 2,547 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,058 ft+1,489 ft
YATES 1,848 ft+699 ft
GRAYBURG 2,928 ft-381 ft
SPRAYBERRY (Spraberry)6,114 ft-3,567 ft
DEAN 7,558 ft-5,011 ft
WOLFCAMP 7,750 ft-5,203 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
8,010–8,025 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"328 ft350 sx
9.625"3,423 ft1,775 sx
5.5"8,175 ft175 sx

Permit History (1)

Applications (1)

#332578 A MATADOR DRILLING CORP.
received 1987-07-07

Records & Logs

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

W-2/G-1 1987-09-01 log on file
W-2/G-1 1987-09-01 log on file
W-2/G-1 1987-09-09

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
3601
Max Depth
8,200 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
1987-08-24

Operator

Location
MIDLAND
P-5 Status
Inactive (filed 2022-02-14)
Cum Oil (all leases)
830,970 bbl
Cum Gas (all leases)
— mcf
Total Permits
7