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Gunlock Reservoir Recreational Monitoring

Icons for safe to swim, safe to boat, safe to eat fish. Although doing all 3 at the same time might be challenging.

Looks Good!

Icons for safe to swim, safe to boat, safe to eat fish. Although doing all 3 at the same time might be challenging.

Gunlock Reservoir is located approximately 15 miles northwest of St. George. DEQ’s recreational water quality monitoring checks for two health concerns: Harmful Algal Blooms (HABs) and Waterborne Pathogens (E. coli). Find the most recent monitoring information below.

Updates

June 2, 2025: 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 sampled: Gunlock State Park Beach Access


May 5, 2025: 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 sampled: Gunlock State Park Beach Access.

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