Extensive rain on Monday and Tuesday ran over the top of the dam and flooded downstream, which forced the evacuation of residents in Nashville, Illinois, said Alex Haglund, a spokesperson for the Washington County Sheriff’s Office.
Mandatory Credit: WSIL via CNN Newsource
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Risk of Illinois dam breach is under control after once-in-a-century rainfall, officials say
After water overtopped a reservoir dam and forced residents of a small Illinois city to evacuate Tuesday morning amid fears the structure could rupture, local officials now say the situation is under control.

