Which U.S. states have the greatest number of hazardous waste sites? March 3, 2012 by Pamela Landy · Filed Under: Statistics In descending order, the top five are: 1. New Jersey. 96 2. New York. 63 3. Pennsylvania. 61 4. Michigan. 58 5. California. 48 Related PostsWhich performer has appeared in the greatest number of movies?Which female figure skater has won the greatest number of Olympic gold medals?What was the greatest number of kisses in a single film?How many sites did the United Nations occupy before moving to its present location?Which number did Ryan O’Neal’s character in Love Story (1970) have after his name?