Directions to Regional Water Authority Directions to Regional Water Authority Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Utilities >> Water Regional Water Authority 90 Sargent DriveNew Haven, CT 06511 203-401-2598 | fax: 203-772-1406 Visit Site Get directions to: Regional Water Authority, 90 Sargent Drive, New Haven CT Get directions from: Click to Print This Page If your business isn't here, contact us today to get listed!