Arsenic in Minnesota’s Drinking Water Wells: When Natural ≠ Healthy

Melinda L. Erickson, U.S. Geological Survey Research Hydrologist and UMN Adjunct Associate Professor Emily C. Berquist, Minnesota Department of Health Hydrologist Geologic-sourced (natural) arsenic is common at high concentration in Minnesota groundwater. Chronic exposure to high levels of arsenic through drinking water can cause certain cancers, skin abnormalities and other adverse human health effects. More […]