Division of Water Quality
Millsite Reservoir Recreational Monitoring
Millsite Reservoir is located west of Ferron, Utah. DEQ’s recreational water quality monitoring program checks for two health concerns: Harmful Algal Blooms (HABs) and Waterborne Pathogens (E. coli). Find the most recent monitoring information below.
Looks Good!
There are no current health advisories for this water body.
Conditions may change quickly. Check before entering the water and know how to spot a harmful algal bloom.
Updates
September 21, 2026: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Site(s) sampled: Pavilion Day Use Area
July 20, 2026: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Site(s) sampled: Pavilion Day Use Area
June 29, 2026: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Site(s) sampled: Pavilion Day Use Area
May 26, 2026: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Site(s) sampled: Pavilion Day Use Area