ELLIS #1-31
API 3501522699 · Caddo County, Oklahoma
Drilling permits
Oklahoma files 2 applications to drill this well, naming 14 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 2003-03-25
WRADRTarget formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 8,750 |
| COTTAGE GROVE | 9,600 |
| MARCHAND | 9,650 |
| CLEVELAND | 10,500 |
| OSWEGO | 11,200 |
| SKINNER | 11,250 |
| CHEROKEE | 11,600 |
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.
Filed 2003-06-23
WRAAMTarget formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 8,750 |
| COTTAGE GROVE | 9,600 |
| MARCHAND | 9,650 |
| CLEVELAND | 10,500 |
| OSWEGO | 11,200 |
| SKINNER | 11,250 |
| CHEROKEE | 11,600 |
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
35.390074, -98.397960
Every well in Caddo County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.