Phillips 3 Dunn
API 4010305007 · Pennington County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4010305007
Operator
Phillips Petroleum Co.
County
Pennington
Field
Wildcat
Location
NWSW Sec 34 Twp 001N Rng 09E
Permit
211
Formation tops
South Dakota records 5 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Greenhorn Limestone | 1,215 | Cretaceous |
| Belle Fourche Shale | 1,284 | Cretaceous |
| Newcastle Sandstone | 1,759 | Cretaceous |
| Skull Creek Shale | 1,905 | Cretaceous |
| Fall River Sandstone | 2,139 | 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
1956-12-20
Measured depth
2,229 ft
True vertical depth
2,229 ft
Location
44.000242, -103.027781
44.00024, -103.02778 · 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.