There was a well tested right up the road from the steamplant
http://www.timesfreepress.com/news/b...-plant/332543/
Hexavalent chromium is rarely found naturally and is typically the result of an industrial process. It has been found to cause cancer in lab animals when they drink it in water and can cause lung cancer when inhaled, according to the National Institutes of Health and the EPA. It can be found in coal ash, the waste created when coal is burned to produce electricity.