New Technology Can Purify ‘Dirty’ Winter Storm Water

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New Technology Can Purify ‘Dirty’ Winter Storm Water

New filtration technology at San Jose Water Company’s Montevina Water Treatment Facility means winter storm water that’s captured in the Santa Cruz Mountains can now be purified for drinking water — something they couldn’t do before.

By JUDY PETERSON 

The Montevina plant is adjacent to Lexington Reservoir in Los Gatos and produces about 10 percent of the West Valley’s drinking water supply. But the new technology could boost that to 30 percent.

“It now has an ultra-membrane filtration system that treats water to the highest standards available,” said San Jose Water’s Eric Thornburg. “The membranes have microscopic holes that are so small you can’t see them. They trap impurities and filter the water under pressure, so it comes out clean on the other side.”

Read full article: The Mercury News

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