Yup! It's actually 8% according to a recent NYTimes article about the plant https://www.nytimes.com/2021/10/29/us/san-diego-drinking-water.html https://www.nyti

Yup! It's actually 8% according to a recent NYTimes article about the plant https://www.nytimes.com/2021/10/29/us/san-diego-drinking-water.html https://www.nytimes.com/2021/10/29/us/san-diego-drinking-wat...