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About Metro Water Services

The mission of Metro Water Services is to supply, treat, manage, and protect our water resources in a sustainable manner for the benefit of all who live, work, and play in our community.

Metro Water Services is a department of the Metropolitan Government of Nashville and Davidson County that provides service to more than 190,000 water accounts and more than 200,000 sewer accounts. Our department supplies drinking water to customers in Davidson County as well as portions of Rutherford and Williamson Counties.

Two water treatment plants serve you: the K.R. Harrington and the Omohundro Water Treatment Plants, with a combined capacity of 180 million gallons of water per day. The drinking water is conveyed by a distribution system consisting of more than 3,000 miles of water main, with our largest pipe being five feet in diameter.

Wastewater is treated by one of three wastewater treatment plants: Central, Dry Creek, and Whites Creek, with a rated capacity of 186 million gallons per day and the ability to treat as much as 500 million gallons of wastewater per day during extreme rainfall events. These facilities serve customers in Davidson and portions of Sumner, Robertson, Wilson, Rutherford, and Williamson Counties. Our wastewater collection system has more than 3,000 miles of piping, the largest of which is 16 feet in diameter.