Geological Survey 414 E Clark St Vermillion, SD 57069 Phone : (605) 677-5227 Business Category Geologists Services Miscellaneous General Government South Dakota State Of--geological Survey Science Center Vermillion, SD 57069 Phone : (605) 677-5227 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools South Dakota State Of--vermillion, Geological Survey Science Center Vermillion, SD 57069 Phone : (605) 677-5227 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools