Deer Valley Ponds Recreational Monitoring 2021

Report a Bloom

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

Call Utah Poison Control Center

Poison Control (800) 222-1222

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

Update September 16, 2021 (Waterborne Pathogens)

On September 14th, the DWQ waterborne pathogens monitoring team visited Deer Valley Plaza Pond Resort. Samples taken near the lodge did not contain E. coli above recreational thresholds. Routine sampling will continue monthly.


Update August 13, 2021 (Waterborne Pathogens)

On August 9th, the DWQ waterborne pathogens monitoring team visited Deer Valley Plaza Pond Resort. Samples taken near the lodge did not contain E. coli above recreational thresholds. Routine sampling will continue monthly.


Update July 22, 2021 (Waterborne Pathogens)

On July 20th, the DWQ waterborne pathogens monitoring team visited Deer Valley Plaza Pond Resort. Samples taken near the lodge did not contain E. coli above recreational thresholds. Routine sampling will continue monthly.


Update June 14th, 2021 (Waterborne Pathogens)

On June 3rd, the DWQ waterborne pathogens monitoring team visited Deer Valley Plaza Pond Resort. Samples taken near the lodge did not contain E. coli above recreational thresholds. Routine sampling will continue monthly.


Update June 4, 2021 (HABs)

Summit County has removed the Health Watch for Deer Valley Ponds. A Utah DWQ monitoring crew visited the site on June 1st, 2021, and did not observe any harmful algal blooms. The monitoring crew will continue to bring updates if this status changes.


Update May 28, 2021 (HABs)

Cyanotoxin results from the samples collected on May 19th, 2021 were analyzed by the Utah Department of Food and Agriculture Laboratory. Samples contained 0.529 µg/L of Microcystin, a liver toxin. The Health Watch for Deer Valley Ponds remains in place.


Update May 19, 2021 (HABs)

Summit County Health Department has issued a Health Watch for Deer Valley Ponds.

Note: This is not a formal advisory level but rather an indication that a bloom may exist or become more severe based on available information from Utah DWQ and Utah Department of Health.

Please remain aware while recreating in or near water bodies and for information on how to keep yourself, your family, and your pets safe, please visit Protect Yourself During Harmful Algal Blooms.

On May 19th, 2021, a DWQ monitoring crew observed a harmful algal bloom at Deer Valley Ponds. Cyanotoxin samples were collected and results are pending.

Deer Valley Ponds showing harmful algal blooms

Deer Valley Ponds Recreational 
May 19, 2021
Click for a larger version.