Mission Viejo
Mission Viejo is located in United States.
About Mission Viejo
Mission Viejo is a suburban city located in Orange County, California, known for its picturesque neighborhoods and family-friendly atmosphere.
Drinking Water Safety
Is it safe to drink tap water in Mission Viejo? Yes
Water Drinkable Score: 85/100
The tap water in Mission Viejo primarily comes from imported sources like the Colorado River and the Sacramento-San Joaquin Delta. Local groundwater also supplements the supply. The water is treated and monitored to meet state and federal quality standards, ensuring it is safe for consumption. Over time, water management practices have strengthened, with an increasing focus on reducing contaminants and maintaining mineral balance.