CHISHOLM TRAIL #3-12
API 3505123010 · Grady County, Oklahoma
Drilling permits
Oklahoma files 4 applications to drill this well, naming 16 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 2001-07-11
WRADRTarget formations
| Formation | Expected top (ft) |
|---|---|
| COTTAGE GROVE | 8,390 |
| PRUE | 9,245 |
| SKINNER | 9,445 |
| MISSISSIPPIAN | 10,135 |
| HUNTON | 10,405 |
| SIMPSON GP | 11,335 |
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 2001-07-11
WRAAMTarget formations
| Formation | Expected top (ft) |
|---|---|
| COTTAGE GROVE | 8,390 |
| PRUE | 9,245 |
| SKINNER | 9,445 |
| MISSISSIPPIAN | 10,135 |
| HUNTON | 10,405 |
| SIMPSON GP | 11,335 |
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 2006-12-27
WRARCTarget formations
| Formation | Expected top (ft) |
|---|---|
| MISSISSIPPIAN | 10,130 |
| HUNTON | 10,404 |
| SIMPSON GP | 11,320 |
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 2007-08-01
WRARCStraight holeTarget formation
| Formation | Expected top (ft) |
|---|---|
| SIMPSON GP | 11,320 |
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
35.270213, -97.788147
Every well in Grady County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.