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 County results Daschle: 50–60% 60–70% 70–80% Schmidt: 40–50% 50–60% | |||||||||||||||||
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| Elections in South Dakota |
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The 1998 United States Senate election in South Dakota was held November 2, 1998. Incumbent Democratic U.S. Senator Tom Daschle won re-election to a third term. As of 2024[update], this was the last time a Democrat won the Class 3 Senate seat from South Dakota.