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Water quality management > Delaware River Estuary. (1)
Water quality management--New York (State)--Nassau County. (1)
Water quality-- New York (State)-- Great South Bay. (1)
Water quality-- New York (State)-- Long Island Tables. (1)
Water quality--New York (State)--Nassau County. (1)
Water resources development - Government policy - New York (State) - Long Island. (1)
Water splitting (1)
Water supply (1)
water temperature (1)
Water--Pollution--New York (N.Y.). (1)