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LOCKHART #25-2

API 3505921728 · Harper County, Oklahoma

PAOIL
API
3505921728
Operator
FOUR SEAS EXPLORATION LLC
County
Harper
Location
Sec 25 27N 21W (IM)

Drilling permit

Oklahoma files 1 application to drill this well, naming 3 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 1990-12-06

WRADR
Permit API
35059217280000
Operator
FOUR SEAS EXPLORATION LLC
Well type
OIL
Approved
1990-12-06
Expires
1991-06-20
Proposed depth
5,600 ft
Surface casing
850 ft
Ground elevation
1,795 ft

Target formations

FormationExpected top (ft)
TONKAWA4,950
MISSOURIAN5,100
OSWEGO5,550

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

36.792315, -99.410245

36.79232, -99.41025 · Surface location as filed with Oklahoma

Every well in Harper County, Oklahoma

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