BIG CHIEF #28-1
API 3505122371 · Grady County, Oklahoma
ACGAS
Drilling permit
Oklahoma files 1 application to drill this well, naming 1 target formation. 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 1993-06-18
WRADRPermit API
35051223710000
Operator
CHESAPEAKE OPERATING LLC
Well type
GAS
Approved
1993-06-18
Expires
1994-01-01
Proposed depth
8,400 ft
Surface casing
1,050 ft
Ground elevation
1,268 ft
Target formation
| Formation | Expected top (ft) |
|---|---|
| YULE | 8,130 |
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
35.046148, -98.044684
35.04615, -98.04468 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Grady County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.