DES MOINES, Iowa — The Iowa Department of Natural Resources says swimming is not advised at 13 public beaches, all of which have E. coli readings that exceed acceptable levels.

• Backbone Beach
• Beeds Lake Beach
• Black Hawk Beach
• Bobwhite State Park
• Lake Ahquabi Beach
• Lake Darling Beach
• Lake Manawa Beach*** Pott.County
• Lake of the Three Fires Beach*** Taylor County
• Nine Eagles Beach
• Pine Lake South Beach
• Pleasant Creek Beach
• Prairie Rose Beach*** Shelby County
• Union Grove Beach

George Wyth Beach is closed for the foreseeable future due to flooding. There are no indicator bacteria or Algal toxin advisories. Last week, swimming was not recommended at 12 Iowa beaches.

The DNR conducts weekly tests at more than three dozen public swimming beaches between the week before Memorial Day through Labor Day.