Phillips 1 Dunn
API 4010305014 · Pennington County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4010305014
Operator
Phillips Petroleum Co.
County
Pennington
Field
Wildcat
Location
NWSE Sec 30 Twp 002N Rng 09E
Permit
207
Formation tops
South Dakota records 5 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Greenhorn Limestone | 1,132 | Cretaceous |
| Belle Fourche Shale | 1,202 | Cretaceous |
| Newcastle Sandstone | 1,690 | Cretaceous |
| Skull Creek Shale | 1,856 | Cretaceous |
| Lakota Formation | 2,088 | Cretaceous |
A dash is a formation South Dakota records for this well without a depth.
Completion
South Dakota files 1 completion report for this well.
Vertical Well
Plugged and AbandonedDry HoleSpudded
1956-11-20
Measured depth
2,161 ft
True vertical depth
2,161 ft
Location
44.102045, -103.078192
44.10204, -103.07819 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Pennington County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.