Kolob Reservoir Recreational Monitoring 2022

Report a Bloom

24-Hour DEQ Environment Incidents Line: (801) 536-4123

Call Utah Poison Control Center

If you believe you or your pet have been exposed to a harmful algal bloom, call (800) 222-1222.

Monitoring for harmful algal blooms on November 8, 2022

Recreation water quality monitoring has ended for the season. Southwest Utah Health Department has removed the Warning Advisory.

As of last observation, a HAB was still present at Kolob Reservoir. Know how to recognize the signs of a harmful algal bloom and recreate safely.

Monitoring will resume in summer 2023.

Monitoring for harmful algal blooms on October 18, 2022

WARNING ADVISORY

The Southwest Utah Health Department has issued a Warning Advisory for Kolob Reservoir.

BE CAREFUL: There have been reported visible signs of a harmful algal bloom. There could be algae in the water producing dangerous toxins.Samples have been collected and results are pending. Check back for updates. In the meantime, we recommend:

Under a Warning Advisory:

• Do not swim or water ski
• Avoid areas of algae when boating
• Clean fish well and discard guts
• Keep animals away
• Don’t drink the water
• Learn what this means for visiting safely

Monitoring for harmful algal blooms on October 18, 2022

HEALTH WATCH

A Health Watch has been issued for Kolob Reservoir.

BE CAREFUL: There have been reported visible signs of a harmful algal bloom. There could be algae in the water producing dangerous toxins.Samples have been collected and results are pending. Check back for updates. In the meantime, we recommend:

Under a Health Watch:

• Do not swim or water ski
• Avoid areas of algae when boating
• Clean fish well and discard guts
• Keep animals away
• Don’t drink the water
• Learn what this means for visiting safely

The Division of Water Quality and the Utah Department of Health will monitor this site for waterborne pathogens this summer, beginning in June 2022. We will share updates here.