STATE OF OKLAHOMA #1-21
API 3505922516 · Harper County, Oklahoma
EXNT
Drilling permit
Oklahoma files 1 application to drill this well, naming 5 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 2008-09-10
WRADRStraight holePermit API
35059225160000
Operator
CRUSADER ENERGY GROUP INC
Well type
NT
Approved
2008-09-10
Expires
2009-03-10
Proposed depth
6,800 ft
Surface casing
800 ft
Ground elevation
1,871 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 5,292 |
| LANSING-KANSAS CITY | 5,752 |
| CHEROKEE GP | 6,120 |
| ATOKA | 6,334 |
| CHESTER | 6,537 |
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
36.719992, -99.570213
36.71999, -99.57021 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Harper County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.