Placards posted above water fountains warn against drinking the water at Flint Northwestern High School in Flint, Michigan, May 4, 2016. | Jim Watson/AFP/Getty Images

Water Quality Map Highlights ‘Hot Spots’ of Violations

A survey of environmental violations shows US drinking water is among the best in the world, although poor, rural communities continue to face problems.

Maura Allaire, University of California, Irvine assistant professor of urban planning & public policy | Steve Zylius/UCI