Emergency Dispatch: (703) 335-7990

Customer Service: (703) 335-7950


English Korean Spanish Urdu Vietnamese

Water Quality Analytical Reports

Each quarter, the Service Authority publishes a report containing important water quality data measured in three different locations of the distribution system. To find out more about your tap water, please click the link below.

2024 Water Data Report

2023 Water Data Report

2022 Water Data Report

2021 Water Data Report

2020 Water Data Report