Water quality back to allowable range
February 25, 2021
The city reports that levels of haloacetic acids (HAA5) in the community water supply are back down to allowable levels.
HAA5 is a byproduct created when chlorine mixes with organic material during the disinfection process.
The city reported that the level of HAA5 in Wrangell's water was well above the federal standard in late September. Levels have been in steady decline since then, and the test for the month of January showed a level of 42.1 parts per billion, below the federal maximum of 60 ppb.
Even though January's numbers were back in the safe range, the "running average" will be abov...