UMBACH #1-10
API 3505122351 · Grady County, Oklahoma
PADRY
Drilling permit
Oklahoma files 1 application to drill this well, naming 6 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 1993-06-30
WRAAMPermit API
35051223510001
Operator
ST MARY OPERATING COMPANY
Well type
DRY
Approved
1993-06-30
Expires
1994-01-13
Proposed depth
9,875 ft
Surface casing
1,025 ft
Ground elevation
1,321 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| TORONTO | 6,400 |
| TONKAWA | 6,900 |
| MISSOURIAN | 7,460 |
| DEESE 1 | 8,000 |
| HART | 9,400 |
| OSBORN | 9,600 |
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
35.185372, -97.713174
35.18537, -97.71317 · 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.