Sign up to receive email updates, action alerts, health tips, promotions to support our work and more from EWG. You can opt-out at any time. [Privacy]


Investigated Midwestern silica mining threats

September 2014

EWG GIS mapping determined that more than 58,000 people live less than a half mile from active or proposed silica mining sites in Wisconsin, Iowa and Minnesota, where silica dust pollutes air and water.

Key Issues, Toxics, Health Concerns: