ZYLPHA #1-8
API 3515122226 · Woods County, Oklahoma
EXNT
Drilling permit
Oklahoma files 1 application to drill this well, naming 4 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 1998-05-21
WRADRPermit API
35151222260000
Operator
CHESAPEAKE OPERATING LLC
Well type
NT
Approved
1998-05-21
Expires
1998-11-21
Proposed depth
6,250 ft
Surface casing
685 ft
Ground elevation
1,660 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 5,090 |
| COTTAGE GROVE | 5,505 |
| OSWEGO | 5,750 |
| CHESTER LM | 6,015 |
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
36.663540, -98.939788
36.66354, -98.93979 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Woods County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.