![The Nation’s Largest Ion Exchange PFAS Treatment Plant Is an Example of Proactive Response to an Issue](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Feac9207.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=a2fa131b7c2a8821894d7e0cbced0dac)
John Brundahl, left, production superintendent, and Todd Colvin, chief water systems operator, stand near the PFAS media treatment vessels (AqueoUS Vets).
History will have a lot to say about 2021, the year when vaccines began to overtake the COVID virus and the world began to climb out of a pandemic.
At Southern California’s Yorba Linda Water District, 2021 was just as momentous: It was the year when the Yorba Linda Water...