HARPER TRUST #1-30
API 3515323511 · Woodward County, Oklahoma
EXNT
Drilling permit
Oklahoma files 1 application to drill this well, naming 8 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 2008-11-25
WRADRStraight holePermit API
35153235110000
Operator
CHESAPEAKE OPERATING LLC
Well type
NT
Approved
2008-11-25
Expires
2009-11-25
Proposed depth
9,240 ft
Surface casing
800 ft
Ground elevation
1,878 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 6,088 |
| COTTAGE GROVE | 6,553 |
| OSWEGO | 6,988 |
| RED FORK | 7,348 |
| MORROW SD | 7,423 |
| CHESTER LM | 7,648 |
| MISSISSIPPI LM | 8,528 |
| HUNTON | 8,623 |
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
36.360724, -99.158365
36.36072, -99.15837 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Woodward County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.