Eau Claire is a city located in the west-central part of the U.S. state of Wisconsin. The population was 65,883 as of the 2010 census, making it the largest municipality in the northwestern portion of the state, and the 9th largest in the state overall. It is the county seat of Eau Claire County,[3] although a small portion of the city lies in neighboring Chippewa County. Eau Claire is the principal city of the Eau Claire, Wisconsin Metropolitan Statistical Area, which is a part of the Eau-Claire-Menomonie Combined Statistical Area.

America's Promise named the city as one of the 100 Best Communities for Young People in 2007.[4] Eau Claire was among the first Tree Cities in Wisconsin, having been recognized as such since 1980.[5]
Reference: http://en.wikipedia.org/wiki/Eau_Claire,_Wisconsin