Lake Mission Viejo Association started replacing Lake water lost to evaporation with Advanced Purified Water. The Santa Margarita Water District’s Advanced Purified Water Plant takes recycled water that is already meets state and federal water quality standards , and puts it through additional levels of treatment and filtration to meet the Lake’s exacting standards. Learn More.

In a joint project with the Santa Margarita Water District and the City of Mission Viejo, in 2016 Lake Mission Viejo Association started replacing Lake water lost to evaporation with Advanced Purified Water. The Santa Margarita Water District’s Advanced Purified Water Plant takes recycled water that is already meets state and federal water quality standards , and puts it through additional levels of treatment and filtration to meet the Lake’s exacting standards. Learn More.