42-451-30910

Final Completion

MATHEWS STRAWN

TOM GREEN County · District 7 · ARCH OIL & GAS LLC · K. W. B. (STRAWN)

Permits

2

Max Depth

7,000 ft

First Permit

1982-03-04

Latest Activity

2009-08-04

Lifespan

27 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-04-08

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: ARCH OIL & GAS LLC ≠ Permit: SILVER OIL & GAS INC.

Resolved via: schedulingARCH OIL & GAS 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 (7) Elevation 2,036 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SWASTIKA3,760 ft-1,724 ft
CISCO LIME (Cisco)5,268 ft-3,232 ft
CANYON SAND (Canyon)5,450 ft-3,414 ft
CANYON SAND (Canyon)5,472 ft-3,436 ft
CANYON LIME (Canyon)5,972 ft-3,936 ft
STRAWN SAND (Strawn)6,100 ft-4,064 ft
STRAWN SAND (Strawn)6,292 ft-4,256 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 (2)

IntervalType
5,473–5,501 ftPerforated
6,292–6,398 ftPerforated

Casing (6)

SizeSet DepthCement
9.625"461 ft350 sx
9.625"461 ft350 sx
2.375"6,163 ft
5.5"6,450 ft750 sx
5.5"6,459 ft750 sx
5.5"950 sx

Permit History (2)

Applications (2)

#683201 A SILVER OIL & GAS INC.
received 2009-07-17
#152418 A MORROW RESOURCES, INC.
received 1982-03-04

Records & Logs

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

W-2/G-1 2009-09-03 log on file
W-2/G-1 2009-12-07
W-2/G-1 2008-09-12
W-2/G-1 1982-04-26
W-2/G-1 1982-04-26
W-2/G-1 1982-04-26

+1 more 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 TOM GREEN County.

Well Details

Well Number
4
Max Depth
7,000 ft
Drill Type
Vertical
County
TOM GREEN
District
7
Completed
1982-04-08

Operator

Location
ENNIS
P-5 Status
Active (filed 2026-04-07)
Cum Oil (all leases)
319,981 bbl
Cum Gas (all leases)
637,203 mcf
Activities
OPRS/G, OPRS/O