Consolidated Oil 1-21 Federal
API 4006320030 · Harding County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole-Oil show
API
4006320030
Operator
Consolidated Oil and Gas Inc.
County
Harding
Field
Wildcat
Location
SWNW Sec 21 Twp 022N Rng 03E
Permit
544
Formation tops
South Dakota records 14 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Fall River Sandstone | 4,173 | Cretaceous |
| Morrison Formation | 4,820 | Jurassic |
| Piper Formation | 5,456 | Triassic |
| Spearfish Formation | 5,947 | Triassic/Permian |
| Minnekahta Limestone | 6,100 | Permian |
| Minnelusa Formation | 6,295 | Permian/Pennsylvanian |
| Charles Formation | 6,812 | Mississippian |
| Mission Canyon Limestone | 7,263 | Mississippian |
| Lodgepole Limestone | 7,595 | Mississippian |
| Duperow Formation | 8,129 | Devonian |
| Interlake Dolomite | 8,240 | Silurian |
| Gunton Member, Stony Mountain Formation | 8,550 | Ordovician |
| Stony Mountain Formation | 8,640 | Ordovician |
| Red River Formation | 8,675 | Ordovician |
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 Hole-Oil showSpudded
1969-12-04
Measured depth
9,057 ft
True vertical depth
9,057 ft
Location
45.857947, -103.766400
45.85795, -103.76640 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Harding County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.