Air Quality by US State
Browse real-time AQI data for cities across all 43 monitored US states. Updated hourly from EPA AirNow monitoring stations.
Alabama 1 Alaska 1 Arizona 6 Arkansas 1 California 13 Colorado 2 Connecticut 1 District of Columbia 1 Florida 8 Georgia 1 Hawaii 1 Idaho 1 Illinois 1 Indiana 1 Iowa 1 Kansas 1 Kentucky 2 Louisiana 2 Maryland 1 Massachusetts 1 Michigan 2 Minnesota 2 Mississippi 1 Missouri 2 Nebraska 1 Nevada 4 New Mexico 1 New York 1 North Carolina 4 North Dakota 1 Ohio 4 Oklahoma 1 Oregon 1 Pennsylvania 2 Puerto Rico 1 Rhode Island 1 South Dakota 1 Tennessee 4 Texas 11 Utah 1 Virginia 2 Washington 2 Wisconsin 2