GRASSMAN SOUTH #1
API 3504700131 · Garfield County, Oklahoma
Drilling permits
Oklahoma files 2 applications to drill this well, naming 4 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 1991-09-11
WRARETarget formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 4,000 |
| LAYTON | 4,710 |
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 1992-01-02
WRARETarget formations
| Formation | Expected top (ft) |
|---|---|
| TONKAWA | 4,000 |
| LAYTON | 4,710 |
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
36.192563, -97.644976
Every well in Garfield County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.