City says water quality continues to improve
January 21, 2021
Levels of a disinfectant byproduct in Wrangell's water supply are still a little above federal standards, the municipality reported Jan. 11, but are in decline.
The presence of haleocetic acids (HAA5) were announced in late September. The levels were triple federal Environmental Protection Agency standards in the regular quarterly test in August, then down to double the standard in a special test in October, the city reported.
November's test sample for HAA5 came in at 70 parts per billion (ppb), just above the EPA standard of 60 ppb.
In response to the presence of HAA5, the city's water d...