Watch out! Seattle needs money and they are happy if you provide it. Of course, they try to remember to talk about safety when putting money-generating cameras on traffic lights and school zones. But Seattle needs money.
Seattle Times has a map of the locations. Though the map doesn’t load for some reason. But when you click on an icon it tells you the location - and how many thousands of tickets it has generated.
Seattle Times. They say the data is as of June, 2013.