Isaac Miles, of Toledo, Ohio, sells water on Saturday, Aug. 2, 2014, in Toledo, Ohio. Miles had purchased the water in Taylor, Mich. and brought it back to use and sell. Ohio Gov. John Kasich declared a state of emergency in northwest Ohio, where about 400,000 people are being warned not to drink the water on Saturday, Aug. 2, 2014. Officials issued the warning Saturday after tests revealed the presence of a toxin possibly from algae on Lake Erie. (AP Photo/The Blade, Andy Morrison)

Photos: Ohio water crisis

This photo gallery includes photos from Toledo, where the city is under an advisory to not drink the water.