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HANSEN #1-21

API 3501123140 · Blaine County, Oklahoma

PAOIL
API
3501123140
Operator
OVINTIV USA INC
County
Blaine
Location
Sec 21 17N 10W (IM)

Drilling permits

Oklahoma files 2 applications to drill this well, naming 15 target formations. A permit records what an operator asked to do, not what it did. A target formation is where the operator aimed, and the hole may have missed it, stopped short of it or never been drilled.

Filed 2005-07-13

WRADR
Permit API
35011231400000
Operator
CHESAPEAKE OPERATING LLC
Well type
OIL
Approved
2005-07-13
Expires
2006-01-13
Proposed depth
8,500 ft
Surface casing
100 ft
Ground elevation
1,234 ft

Target formations

FormationExpected top (ft)
TONKAWA6,160
COTTAGE GROVE6,750
BIG LIME-OSWEGO7,600
CHEROKEE8,045
ATOKA8,285
MORROW SD8,355
CHESTER LM8,425

An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.

Filed 2005-07-29

WRAAM
Permit API
35011231400001
Operator
CHESAPEAKE OPERATING LLC
Well type
OIL
Approved
2005-07-29
Expires
2006-01-29
Proposed depth
9,500 ft
Surface casing
100 ft
Ground elevation
1,234 ft

Target formations

FormationExpected top (ft)
TONKAWA6,160
COTTAGE GROVE6,750
BIG LIME-OSWEGO7,600
CHEROKEE8,045
ATOKA8,285
MORROW SD8,355
CHESTER LM8,425
MERAMEC9,170

An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.

Location

35.929436, -98.264910

35.92944, -98.26491 · Surface location as filed with Oklahoma

Every well in Blaine County, Oklahoma

Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.