DUFFY #1-15

API 3505720107 · Harmon County, Oklahoma

EXNT
API
3505720107
Operator
NATIONAL MINING CORPORATION
County
Harmon

Drilling permits

Oklahoma files 3 applications to drill this well, naming 9 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 2004-10-22

WRADR
Permit API
35057201070000
Operator
NATIONAL MINING CORPORATION
Well type
NT
Approved
2004-10-22
Expires
2005-10-22
Proposed depth
3,100 ft
Surface casing
440 ft
Ground elevation
1,852 ft

Target formations

FormationExpected top (ft)
RED CAVE1,850
BROWN DOLOMITE2,550
GRANITE WASH2,900

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 2005-10-18

WRAAM
Permit API
35057201070001
Operator
NATIONAL MINING CORPORATION
Well type
NT
Approved
2005-10-18
Expires
2006-04-18
Proposed depth
3,100 ft
Surface casing
440 ft
Ground elevation
1,852 ft

Target formations

FormationExpected top (ft)
RED CAVE1,850
BROWN DOLOMITE2,550
GRANITE WASH2,900

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 2005-11-04

WRADR
Permit API
35057201070002
Operator
NATIONAL MINING CORPORATION
Well type
NT
Approved
2005-11-04
Expires
2006-05-04
Proposed depth
3,100 ft
Surface casing
440 ft
Ground elevation
1,852 ft

Target formations

FormationExpected top (ft)
RED CAVE1,850
BROWN DOLOMITE2,550
GRANITE WASH2,900

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

34.913434, -99.831123

34.91343, -99.83112 · Surface location as filed with Oklahoma

Every well in Harmon County, Oklahoma

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