Big Creek State Park, Polk County
(Undated) -- Swimming is not recommended currently at 13 state park beaches, due to E. coli.
Backbone Beach (Dundee, Delaware County, IA)*
Beed’s Lake Beach (Hampton, Franklin County, IA)*
Big Creek Beach (Polk City, Polk County, IA)*
Clear Lake Beach (Clear Lake, Cerro Gordo County, IA)*
Lake Ahquabi Beach (Indianola, Warren County, IA)*
Lake Darling Beach (Brighton, Washington County, IA)*
Lake of Three Fires Beach (Bedford, Taylor County, IA)*
Lower Pine Lake Beach (Eldora, Hardin County, IA)*
Nine Eagles Beach (Davis City, Decatur County, IA)*
North Overlook Beach (Lake Red Rock, Pella, Marion County, IA)**
Pleasant Creek Lake Beach (Palo, Linn County, IA)*
Sugar Bottom Campground Beach (Coralville Lake, Coralville, Johnson County, IA)**
Union Grove Beach (Gladbrook, Tama County, IA)*
The Iowa DNR has also post a Microcystin Advisory:
Lake Darling Beach (Brighton, Washington County, IA)*