JOHNSON ESTATE #4-21
API 3512122312 · Pittsburg County, Oklahoma
Drilling permits
Oklahoma files 3 applications 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 1999-11-03
WRADRTarget formation
| Formation | Expected top (ft) |
|---|---|
| CROMWELL | 8,402 |
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 1999-11-03
WRAAMTarget formations
| Formation | Expected top (ft) |
|---|---|
| ATOKA | 4,720 |
| WAPANUCKA | 7,770 |
| CROMWELL | 8,402 |
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 2007-02-27
WRARCTarget formations
| Formation | Expected top (ft) |
|---|---|
| WAPANUCKA | 7,777 |
| CROMWELL | 8,418 |
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
34.718077, -96.054644
Every well in Pittsburg County, Oklahoma
Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.