SHAFER #4-31
API 3504522487 · Ellis County, Oklahoma
ACGAS
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 2005-07-06
WRADRPermit API
35045224870000
Operator
APACHE CORPORATION
Well type
GAS
Approved
2005-07-06
Expires
2006-01-06
Proposed depth
9,150 ft
Surface casing
900 ft
Ground elevation
2,129 ft
Target formations
| Formation | Expected top (ft) |
|---|---|
| MORROW SD | 8,802 |
| CHESTER | 9,087 |
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
36.335210, -99.704040
36.33521, -99.70404 · Surface location as filed with Oklahoma⌘ or Ctrl + scroll to zoom
Every well in Ellis County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.