Changes

In August 2010 a study released by the [[Environmental Integrity Project]], the [[Sierra Club]] and [[Earthjustice]] reported that South Dakota, along with 34 states, had significant groundwater contamination from coal ashthat was not regulated by the Environmental Protection Agency (EPA). The report, in an attempt to pressure the Environmental Protection Agency EPA to regulate coal ash, noted that most states do not monitor drinking water contamination levels near waste disposal sites.<ref>[http://www.miamiherald.com/2010/08/26/1793995/study-of-coal-ash-sites-finds.html "Study of coal ash sites finds extensive water contamination"] Renee Schoff, ''Miami Herald'', August 26, 2010.</ref> The report mentioned South Dakota's [[Big Stone Power Plant]] as a site that has groundwater contamination due to coal ash waste.<ref>[http://www.businessweek.com/ap/financialnews/D9HRDN581.htm "Enviro groups: ND, SD coal ash polluting water"] Associated Press, August 24, 2010.</ref>