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PAUL, MN -The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at Lake Ashtabula, northwest of Valley City on Saturday, July 9, in honor of the district’s 150th anniversary.

The public is invited to attend the open house from 10 a.m. to 3 p.m., at the Mel Rieman Recreation Area. The event will include tours of Baldhill Dam, visitor center exhibits and free root beer floats to the first 150 people.