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GRAFF /31/ #1

API 3505920882 · Harper County, Oklahoma

PAGAS
API
3505920882
Operator
COBRA OIL & GAS CORPORATION
County
Harper
Location
Sec 31 26N 21W (IM)

Drilling permits

Oklahoma files 2 applications to drill this well, naming 2 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 2002-01-23

WRARC
Permit API
35059208820001
Operator
COBRA OIL & GAS CORPORATION
Well type
GAS
Approved
2002-01-23
Expires
2002-07-23
Proposed depth
6,784 ft
Surface casing
863 ft
Ground elevation
1,883 ft

Target formation

FormationExpected top (ft)
OSWEGO5,950

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 2004-02-17

WRARC
Permit API
35059208820002
Operator
COBRA OIL & GAS CORPORATION
Well type
GAS
Approved
2004-02-17
Expires
2004-08-17
Proposed depth
6,775 ft
Surface casing
863 ft
Ground elevation
1,883 ft

Target formation

FormationExpected top (ft)
TONKAWA5,300

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

36.694560, -99.495860

36.69456, -99.49586 · 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.