Eureka, South Dakota Roads / Tertiary Highways

Latitude: 45.7706 (45°46′14″N), Longitude: -99.6352 (99°38′7″W)

Latitude: 45.7745 (45°46′28″N), Longitude: -99.6236 (99°37′25″W)

Latitude: 45.7696 (45°46′10″N), Longitude: -99.6194 (99°37′10″W)