Aquarion Water Company is the public water supply company for more than 625,000 people in 51 cities and towns throughout Conn ... ecticut, as well as serving customers in Massachusetts and New Hampshire. Aquarion Water Company is a wholly-owned subsidiary of Eversource. Based in Bridgeport, Connecticut, it has been in the public water supply business since 1857. Across its operations, Aquarion strives to act as a responsible steward of the environment and to assist the communities it serves in promoting sustainable practices. For more information on Aquarion Water Company and its subsidiaries, please visit www.aquarionwater.com or www.facebook.com/aquarionwater. read more