Sites
Buffalo, Linwood Mining
Clinton, Chancy Park
Davenport, Jefferson School
Emmetsburg, Iowa Lakes College
Iowa City, Hoover School
Lake Sugema
Muscatine, East Campus High School
Viking Lake State Park
Waterloo, Water Tower
Muscatine, East Campus High School
Units measured in µg/m3 - Micrograms per Cubic Meter of Air
Units measured in µg/m3 - Micrograms per Cubic Meter of Air