GRAND CANYON — Effective August 19, 2021, the National Park Service (NPS) is recommending consumers disinfect drinking water at the following locations: Manzanita Rest Area, Cottonwood Campground, Phantom Ranch, and the Bright Angel Campground.
Drinking water at these areas should be treated or boiled. These processes should be applied to water for any consumptive use including: drinking, making ice, preparing food, brushing teeth, and washing dishes.
If treating water:
- Follow manufacturer’s instructions on water filtration systems.
- Follow manufacturer’s instructions on water treatment tablets.
- To boil water, fill a pot with water, heat at ground level, and allow bubbles to form. All water to boil for at least one (1) minute. Cool completely before drinking.
The advisory will remain in effect for at least 24-hours or longer until the NPS and the Arizona Department of Environmental Quality are confident there is no longer a public health concern. More information on emergency disinfection of drinking water can be found here:
- Safe Drinking Water (NPS website)
- Emergency Disinfection of Drinking Water (EPA website)
All other park drinking water is safe for consumption.
Questions may be directed to the Grand Canyon Office of Communications at: grca_public_affairs@nps.gov.