DEPUTY #4-21
API 3503921868 · Custer County, Oklahoma
ACGAS
Drilling permit
Oklahoma files 1 application 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 2000-06-08
WRADRPermit API
35039218680000
Operator
CHESAPEAKE OPERATING LLC
Well type
GAS
Approved
2000-06-08
Expires
2000-12-08
Proposed depth
13,000 ft
Surface casing
600 ft
Ground elevation
1,575 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 8,350 |
| COTTAGE GROVE | 9,830 |
| HOGSHOOTER | 10,000 |
| MARCHAND | 10,200 |
| CLEVELAND | 10,501 |
| DES MOINESIAN | 12,750 |
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
35.498203, -98.889966
35.49820, -98.88997 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Custer County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.