Amarillo 1-16 State
API 4004720019 · Fall River County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4004720019
Operator
Amarillo Oil Co.
County
Fall River
Field
Wildcat
Location
Permit
465
Formation tops
South Dakota records 16 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Mowry Shale | 425 | Cretaceous |
| Fall River Sandstone | 848 | Cretaceous |
| Lakota Formation | 1,032 | Cretaceous |
| Morrison Formation | 1,253 | Jurassic |
| Sundance Formation | 1,380 | Triassic |
| Spearfish Formation | 1,680 | Triassic/Permian |
| Goose Egg Formation | 1,865 | Triassic/Permian |
| Minnekahta Limestone | 2,120 | Permian |
| Opeche Shale | 2,160 | Permian |
| Minnelusa Formation | 2,220 | Permian/Pennsylvanian |
| Converse Sand, Minnelusa Formation | 2,305 | Permian |
| Red Marker, Minnelusa Formation | 2,690 | Permian/Pennsylvanian |
| 1st Leo Sandstone, Minnelusa Formation | 2,755 | Pennsylvanian |
| 2nd Leo Sandstone, Minnelusa Formation | 2,855 | Pennsylvanian |
| 3rd Leo Sandstone, Minnelusa Formation | 2,900 | Pennsylvanian |
| Bell Sandstone, Minnelusa Formation | 3,079 | Pennsylvanian |
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
1969-01-14
Measured depth
3,097 ft
True vertical depth
3,097 ft
Location
43.262360, -103.885451
43.26236, -103.88545 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Fall River County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.