The EPA relies on several environmental scoring and ranking systems. The best known include the Hazard Ranking System (HRS), Air Quality Index (AQI), and Environmental Quality Index (EQI).

If EPA thinks that it can manage the issue through the hazard ranking system process, what happens when it starts to score sites using the same data that yielded a health advisory for PFOA of 4.0 ...

No safety concerns with Duluth drinking water, but “significant deficiencies” in public water system, EPA report By WDIO Updated: November 11, 2023 - 2:39 PM Published: November 9, 2023 - 10:38 AM ...

The Biden administration on Wednesday proposed new federal rules to reduce the level of harmful lead dust in millions of homes, schools and child-care facilities.