Coal ash contains heavy metals like mercury, cadmium and arsenic that can seep into groundwater and pollute drinking water sources.

Environmental regulators around the country monitored industrial air polluters a bit less than usual last fiscal year because of the pandemic. But for the Indiana Department of Environmental Management, that monitoring dropped by 28 percent.

A Superfund site in Martinsville will receive money for cleanup from the federal infrastructure law. It’s one of 49 such sites in the country that hasn't had federal funding before.

Transportation is the largest source of the U.S. emissions that contribute to climate change -- and passenger cars and trucks make up more than half of those emissions.

Ethylene oxide is used to sterilize medical equipment, spices, and other things -- and is responsible for higher lifetime cancer risks near industrial facilities around the country. But many residents living near these plants weren’t told about the risks.

U.S. Steel Midwest idled the plant in Portage, about 30 miles east of Chicago, as a precaution after it said a wastewater treatment facility experienced “an upset condition” that sent the rusty colored plume containing elevated levels of lead into the Burns Waterway on Sunday.

The EPA said monitoring will continue at the three sites, which were contaminated with polychlorinated biphenyls, or PCBs.

Four public drinking water wells in Goshen are contaminated with 1,2-dichloroethane -- an industrial chemical used to make things like PVC pipes and remove grease. It's also a byproduct of chemicals used in dry cleaning.

The Environmental Protection Agency plans to update the water pollution standards for slaughterhouses -- something that hasn't been done in more than 15 years.

The federal Environmental Protection Agency is considering making rules for more than 60 different contaminants in drinking water that aren’t regulated right now.