E. coli
Site: Elfin Lake
Date Sampled: July 16, 2025
Result 36 Units MPN/100 mL
NOTE: The Vermont Department of Health has reevaluated and updated its recreational swimming water recommendation for E.coli bacteria to less than 235 MPN/100 mL.
With this result, Elfin Lake is well below the state’s E.coli bacteria threshold.