Access to water played a critical role in the development of Los Angeles into one of the country’s largest cities. In 1900, it covered 61 square miles and had 102,000 residents.
New contaminant levels for two key PFAS chemicals, each 4 parts per trillion, are near the current U.S. practical detection limit, industry expert tells ENR, but EPA says more federal funding and added compliance time would boost fixes by drinking water systems.