OTT #1-21

API 3505122751 · Grady County, Oklahoma

ACOIL
API
3505122751
Operator
MACK ENERGY CO.
County
Grady

Drilling permits

Oklahoma files 3 applications to drill this well, naming 6 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 1998-03-09

WRADR
Permit API
35051227510000
Operator
MACK ENERGY CO.
Well type
OIL
Approved
1998-03-09
Expires
1998-09-09
Proposed depth
7,800 ft
Surface casing
2,800 ft
Ground elevation
1,120 ft

Target formations

FormationExpected top (ft)
CISCO3,000
HOXBAR4,000
DEESE5,500

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 2000-01-04

WRARC
Permit API
35051227510001
Operator
MACK ENERGY CO.
Well type
OIL
Approved
2000-01-04
Expires
2000-07-04
Proposed depth
3,400 ft
Surface casing
2,895 ft
Ground elevation
1,120 ft

Target formations

FormationExpected top (ft)
CISCO3,167
HOXBAR3,283

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 2007-09-20

WRARCStraight hole
Permit API
35051227510002
Operator
MACK ENERGY CO.
Well type
OIL
Approved
2007-09-20
Expires
2008-03-20
Proposed depth
7,434 ft
Surface casing
2,895 ft
Ground elevation
1,120 ft

Target formation

FormationExpected top (ft)
CISCO3,167

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

34.712184, -97.724370

34.71218, -97.72437 · Surface location as filed with Oklahoma

Every well in Grady County, Oklahoma

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