42-321-31720

Final Completion Directional

NELSEN B UNIT

MATAGORDA County · District 3 · UNIT PETROLEUM COMPANY · PALACIOS (FRIO -F-)

Permits

2

Max Depth

10,400 ft

First Permit

1995-12-22

Latest Activity

1995-12-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1996-04-09

Shut-In

Plugged

1998-06-03

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1996-04

Last Production

1998-06

Lease Production

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

Formation Tops (6) Elevation 15 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA (TOP) (Catahoula)4,990 ft-4,975 ft
FRIO (TOP) (Frio)7,700 ft-7,685 ft
FRIO E (Frio)8,720 ft-8,705 ft
FRIO F (Frio)8,995 ft-8,980 ft
FRIO G (Frio)9,495 ft-9,480 ft
FRIO H (Frio)10,000 ft-9,985 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
9,100–9,105 ftPerforated
9,113–9,122 ftPerforated

Casing (2)

SizeSet DepthCement
13.375"1,995 ft1,134 sx
9.625"8,898 ft660 sx

Permit History (2)

Applications (2)

#443150 A UNIT PETROLEUM COMPANY
received 1996-01-17
#443150 A UNIT PETROLEUM COMPANY
received 1995-12-22

Records & Logs

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

W-2/G-1 1996-05-10 log on file
W-2/G-1 1996-11-05

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 MATAGORDA County.

Well Details

Well Number
1
Max Depth
10,400 ft
Drill Type
Directional
County
MATAGORDA
District
3
Completed
1996-04-09

Operator

Location
TULSA
P-5 Status
Active (filed 2025-01-13)
Cum Oil (all leases)
8,610,362 bbl
Cum Gas (all leases)
788,031,686 mcf
Activities
CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
1,100