Access to tidy water might be a essential human right, however it’s far from a truth in lots of towns and cities throughout America.

Even in the wake of the Flint water crisis, which exposed around 10,000 citizens in Michigan to lead-contaminated drinking water, an approximated 10 of countless Americans are still exposed to risky drinking water each year.

Learn More: 11 cities with the worst faucet water in the United States

The issue is most outright in backwoods, however a couple of significant cities deal with a prevalent danger of contamination, which might have long-lasting effects for the health of regional citizens.

Direct exposure to contaminants such as radium or arsenic can cause cancer, while direct exposure to lead can produce irreversible mental retardation in kids. Here are a few of the most frightening contaminants that pervade America’s supply of water.