PFOS and PFOA are two types of the group of industrial chemicals called PFAS. PFAS have been linked to cancer, problems with the immune system, and developmental issues in children.

The EPA wants to inject the groundwater in and around the site with material that will make the harmful chemicals in the water less toxic.

The site of the old Cities Service Refinery now houses a CITGO oil storage facility and vacant property owned by Oxy USA. The EPA found groundwater in the center of the site had high levels of fuel chemicals like benzene, which can cause blood cancers.

Indiana has the most polluted rivers and streams of any state. That’s according to a new report by the Environmental Integrity Project.

Residents near a waste oil recycling company in Indianapolis have long complained of odor and other air pollution issues. Metalworking Lubricants Co. has had repeated water violations too.

A report by the Indiana Department of Environmental Management this week says U.S. Steel violated its permit when it released excess iron into a Lake Michigan waterway last month, causing it to turn a rusty color.

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

The agency suspects the water pollution at the Martinsville Superfund site mostly came from a local laundry and dry cleaning business in the 1980s.

According to the Indiana Department of Health, every year more than 20,000 septic systems need to be repaired or replaced.