Lost Creek Reservoir Recreational Monitoring 2022

Report a Bloom

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

Call Utah Poison Control Center

Call the 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 9, 2022

Recreation water quality monitoring has ended for the season. Weber-Morgan Health Department has removed the Warning Advisory.

As of last sampling on 10/12 a HAB was still present at Lost Creek 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 12, 2022

WARNING ADVISORY

Weber-Morgan Health Department has issued a Warning Advisory for Lost Creek Reservoir.

Under a Warning Advisory:

BE CAREFUL: Scattered clumps of harmful algae were observed throughout Lost Creek Reservoir on 10/12. Toxins may be present in the water.


Monitoring for harmful algal blooms on October 5, 2022

WARNING ADVISORY

Weber-Morgan Health Department has issued a Warning Advisory for Lost Creek Reservoir.

Under a Warning Advisory:

BE CAREFUL: Sampling at Lost Creek Reservoir on 10/5 detected the presence of harmful algae in the water. Toxins may be present.


Monitoring for harmful algal blooms on September 21, 2022

WARNING ADVISORY

Weber-Morgan Health Department has issued a Warning Advisory for Lost Creek Reservoir.

Under a Warning Advisory:

BE CAREFUL: Sampling at Lost Creek Reservoir on 9/21 detected the presence of harmful algae in the water. Toxins may be present. Additional samples will be collected in the coming weeks and results shared here.


Monitoring for harmful algal blooms on September 9, 2022

WARNING ADVISORY

Weber-Morgan Health Department has issued a Warning Advisory for Lost Creek Reservoir.

Under a Warning Advisory:

BE CAREFUL: Sampling at Lost Creek Reservoir on 9/7 detected high concentrations of toxin-producing algae in the water. Toxins may be present in the water. Additional samples will be collected in the coming weeks and results shared here.


Monitoring for harmful algal blooms on September 9, 2022

HEALTH WATCH

A Health Watch is in effect for Lost Creek Reservoir

BE CAREFUL: Samples collected on 9/7 showed high concentrations of toxin-producing algae near the State Park. Toxin-producing algae may be present anywhere in the reservoir.

Under a health watch, we recommend:


Monitoring for harmful algal blooms on August 23, 2022

GOOD NEWS: Samples collected did not indicate the presence of a harmful algal bloom. Low numbers of harmful algae species were present so make sure to know how to recognize the signs of a harmful algal bloom and avoid areas of algae scum when recreating.


Monitoring for harmful algal blooms on July 27, 2022

GOOD NEWS: Our monitoring team did not see any visible signs of a harmful algal bloom.

Sites Observed: At State Park boat ramp


Monitoring for harmful algal blooms on June 23, 2022

GOOD NEWS: Our monitoring team did not see any visible signs of a harmful algal bloom.

Sites Observed: At State Park boat ramp, and SE shore 400m from dam crossing


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