Iona Dam, SD
Interactive topo map of Iona Dam, SD
| Place Name: | Iona Dam |
| Feature Class: | Dam |
| US State: | SD |
| County: | Lyman |
| Latitude: | 43.56 |
| Longitude: | -99.45 |
| Elevation (meters): | 532 m |
| Elevation (feet): | 1745′ |
| USGS Quad: | Iona topo map |
| 7.5´ topo: |  |
| State topo index: | SD topo index |
| Alternate map versions: | SD topographic maps Editions by year, direct download as GeoPDF. |
| 30´ x 60´ topo: | 1:100,000 scale map |
| 1° x 2° topo: | 1:250,000 scale map |