Water quality by state
Tap Grades, violations, lead and PFAS data for public water systems in every US state, Washington DC, and Puerto Rico.
Alabama 4 cities Alaska 1 city Arizona 6 cities Arkansas 1 city California 34 cities Colorado 6 cities Connecticut Delaware District of Columbia 1 city Florida 20 cities Georgia 9 cities Hawaii 1 city Idaho 1 city Illinois 2 cities Indiana 3 cities Iowa 1 city Kansas 1 city Kentucky 2 cities Louisiana 3 cities Maine Maryland 1 city Massachusetts 2 cities Michigan 3 cities Minnesota 1 city Mississippi 1 city Missouri 3 cities Montana Nebraska 2 cities Nevada 4 cities New Hampshire New Jersey 9 cities New Mexico 1 city New York 5 cities North Carolina 8 cities North Dakota Ohio 4 cities Oklahoma 2 cities Oregon 4 cities Pennsylvania 4 cities Puerto Rico Rhode Island 1 city South Carolina 4 cities South Dakota 1 city Tennessee 5 cities Texas 20 cities Utah 1 city Vermont Virginia 10 cities Washington 7 cities West Virginia Wisconsin 1 city Wyoming