Services providedWater and Sewer City of SomervilleWebsitehttps://www.somervillema.gov/Phone617-625-6600Community Letter 2023 /node/6481Current Year (2023) Annual Water Quality Test Result/Community LetterPrevious Annual Water Quality Test Results/Community LettersSomerville 2022 Annual Water Quality Test Result/Community LetterSomerville 2021 Annual Water Quality Test Result/Community LetterSomerville 2020 Annual Water Quality Test Result/Community Letter [PDF/4.4MB]Somerville 2019 Annual Water Quality Test Results/Community Letter [PDF/5.8MB]Somerville 2018 Annual Water Quality Test Results/Community Letter [PDF/3.3MB]Somerville 2017 Annual Water Quality Test Results/Community Letter [PDF/3.6MB]Somerville 2016 Annual Water Quality Test Results/Community Letter [PDF/3.8MB]Somerville 2015 Annual Water Quality Test Results/Community Letter [PDF/4.6MB]Somerville 2014 Annual Water Quality Test Results/Community Letter [PDF/205KB]Somerville 2013 Annual Water Quality Test Results/Community Letter [PDF/93KB]Somerville 2012 Annual Water Quality Test Results/Community Letter [PDF/77KB]Somerville 2011 Annual Water Quality Test Results/Community Letter [PDF/142KB]