Topographic Map Island Features in Gregory County, South Dakota
Browse by County - Gregory, Feature Type - Island
| Feature | Type | County | USGS Topo Map | Elevation | Lat | Long |
|---|---|---|---|---|---|---|
| Chicot Island (historical) | Island | Gregory | Lake Andes SW | 1355 feet | 43.079ºN | 98.705ºW |
| Durex Island (historical) | Island | Gregory | Dixon NE | 1355 feet | 43.458ºN | 99.292ºW |
| Hamilton Island (historical) | Island | Gregory | Lucas SE | 1355 feet | 43.296ºN | 99.050ºW |
| Hot Springs Island (historical) | Island | Gregory | Lucas SE | 1355 feet | 43.369ºN | 99.113ºW |
| Joe Ellis Island (historical) | Island | Gregory | Lake Andes SW | 1355 feet | 43.091ºN | 98.717ºW |
| LaRoche Island (historical) | Island | Gregory | Lucas NW | 1355 feet | 43.417ºN | 99.155ºW |
| Marthas Island (historical) | Island | Gregory | Lake Andes SW | 1355 feet | 43.116ºN | 98.742ºW |
| Towhead Island (historical) | Island | Gregory | Lucas SE | 1355 feet | 43.337ºN | 99.075ºW |
| Whetstone Island (historical) | Island | Gregory | Campbell Creek | 1355 feet | 43.204ºN | 98.875ºW |
