Long Island Sound Restoration Act

Long Island Sound Restoration Act - Directs the Administrator of the Environmental Protection Agency to carry out a demonstration program to make annual grants to the States of New York and Connecticut for: (1) demonstrating methods of restoring and maintaining the water quality of designated bays and harbors of Long Island Sound at which water quality standards pursuant to the Federal Water Pollution Control Act have not been achieved or at which other significant water quality degradation has occurred; (2) demonstrating the importance of controlling nonpoint sources of pollution in restoring and maintaining water quality; (3) enhancing opportunities for water-dependent recreational activities, maintaining a healthy ecosystem, protecting and enhancing marine life, minimizing health risks associated with human consumption of shellfish and finfish, and ensuring that social and economic benefits to the public associated with the Sound are advanced; and (4) advancing goals and recommendations of the Comprehensive Conservation and Management Plan of the Long Island Sound Study. Requires the States of New York and Connecticut, in order to be eligible for grants, to designate bays and harbors of the Sound at which eligible activities will be carried out. Sets forth designation requirements.

Requires grants to be used to: (1) carry out eligible activities and monitoring programs at designated bays and harbors; and (2) educate the public on the implementation and results of such activities. Allocates 2/3 and 1/3 of the amounts appropriated in a fiscal year for such grants to New York and Connecticut, respectively. Sets the non-Federal share of the costs of such activities at 30 percent.

Authorizes appropriations.