Services providedWater and Sewer City of WatertownWebsitehttps://www.watertown-ma.gov/Phone617-972-6486Community Letter 2023 /node/6444Current Year (2023) Annual Water Quality Test Result/Community LetterPrevious Annual Water Quality Test Results/Community LettersWatertown 2022 Annual Water Quality Test Result/Community LetterWatertown 2021 Annual Water Quality Test Result/Community LetterWatertown 2020 Annual Water Quality Test Result/Community Letter [PDF/4.5MB]Watertown 2019 Annual Water Quality Test Results/Community Letter [PDF/5.8MB]Watertown 2018 Annual Water Quality Test Results/Community Letter [PDF/3.3MB]Watertown 2017 Annual Water Quality Test Results/Community Letter [PDF/3.6MB]Watertown 2016 Annual Water Quality Test Results/Community Letter [PDF/3.8MB]Watertown 2015 Annual Water Quality Test Results/Community Letter [PDF/4.1MB]Watertown 2014 Annual Water Quality Test Results/Community Letter [PDF/307KB]Watertown 2013 Annual Water Quality Test Results/Community Letter [PDF/182KB]Watertown 2012 Annual Water Quality Test Results/Community Letter [PDF/82KB]Watertown 2011 Annual Water Quality Test Results/Community Letter [PDF/138KB]
