42-317-35789

Final Completion

SEMILLON

MARTIN County · District 8 · W&T OFFSHORE, INC.

Permits

4

Max Depth

12,500 ft

First Permit

2009-12-31

Latest Activity

2013-11-13

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-06

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 (13) Elevation 2,893 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CLEARFORK (Clear Fork)6,302 ft-3,409 ft
CLEARFORK (Clear Fork)6,303 ft-3,410 ft
SPRABERRY 8,180 ft-5,287 ft
SPRABERRY 8,182 ft-5,289 ft
LOWER SPRABERRY (Spraberry)8,734 ft-5,841 ft
DEAN 9,441 ft-6,548 ft
UPPER WOLFCAMP (Wolfcamp)9,879 ft-6,986 ft
MID WOLFCAMP (Wolfcamp)10,076 ft-7,183 ft
LOWER WOLFCAMP (Wolfcamp)10,375 ft-7,482 ft
CLINE 10,507 ft-7,614 ft
STRAWN 10,977 ft-8,084 ft
STRAWN 10,978 ft-8,085 ft
ATOKA 11,188 ft-8,295 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
8,020–10,954 ftPerforated
8,020–11,996 ftPerforated
11,010–11,996 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"2,027 ft950 sx
5.5"12,230 ft1,800 sx
5.5"12,234 ft2,750 sx

Permit History (4)

Applications (4)

#773200 A W&T OFFSHORE, INC.
received 2013-12-05
#773200 A W&T OFFSHORE, INC.
received 2013-11-05
#689125 A W&T OFFSHORE, INC.
received 2011-07-01
#689125 A OPAL RESOURCES OPERATING CO.,LLC
received 2009-12-29

Records & Logs

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

W-2/G-1 2013-12-24
W-2/G-1 2011-07-06 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 MARTIN County.

Well Details

Well Number
1
Max Depth
12,500 ft
Drill Type
Vertical
County
MARTIN
District
8

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-03-03)
Cum Oil (all leases)
4,352,798 bbl
Cum Gas (all leases)
4,397,541 mcf
Activities
G/PUR, GTHS/G, OPRS/G
Total Permits
266