DUFFIELD #D-9
API 3510524857 · Nowata County, Oklahoma
OROIL
Drilling permit
Oklahoma files 1 application to drill this well, naming 2 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 1994-12-30
WRARCPermit API
35105248570001
Operator
MANTEX INC
Well type
OIL
Approved
1994-12-30
Expires
1995-07-14
Proposed depth
740 ft
Surface casing
50 ft
Ground elevation
760 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| MULKY | 276 |
| IRON POST | 291 |
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
36.647843, -95.594147
36.64784, -95.59415 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Nowata County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.