Shelbyville Water System was created by a private act of Tennessee state legislation on February 15, 1941. Today Shelbyville Water System serves approximately 11,850 accounts.
Shelbyville Water System has 3 storage tanks with a total capacity of 7.5 million gallons. Shelbyville Flat Creek Water has 3 water tanks with a capacity of half a million gallons. Shelbyville Water treatment plant operates at a capacity of 10 million gallons per day and treats water withdrawn from the Duck River.