Interstate 90 in South Dakota
Section of Interstate Highway in South Dakota, United States / From Wikipedia, the free encyclopedia
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This article is about the section of Interstate 90 in South Dakota. For the entire route, see Interstate 90.
Interstate 90 (I-90) in the US state of South Dakota traverses east–west through the southern half of the state.
Quick Facts Route information, Length ...
Purple Heart Memorial Highway | ||||
Route information | ||||
Maintained by SDDOT | ||||
Length | 412.76 mi[1] (664.27 km) | |||
NHS | Entire route | |||
Major junctions | ||||
West end | I-90 / US 14 at Wyoming state line | |||
Major intersections | US 85 / I-90 BL in Spearfish I-190 / US 16 in Rapid City US 14 near Wall US 83 / I-90 BL in Murdo US 83 / SD 53 in Vivian US 183 / I-90 BL in Presho US 281 in Plankinton US 81 near Salem I-29 in Sioux Falls I-229 in Sioux Falls | |||
East end | I-90 at Minnesota state line | |||
Location | ||||
Country | United States | |||
State | South Dakota | |||
Counties | Lawrence, Meade, Pennington, Jackson, Jones, Lyman, Brule, Aurora, Davison, Hanson, McCook, Minnehaha | |||
Highway system | ||||
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