the non-Federal interest is not required to pay any cost of the project above the initial estimate. (8) A feasibility study for a project for flood risk management, Hoosic River, Massachusetts. (9) A feasibility study for a project for aquatic ecosystem restoration at the mouth of the Hood River, Oregon, at the confluence of that river with the Columbia River, Oregon. (10) A feasibility study on resolving increased silting and shoaling adjacent to, but outside of, the Federal channel, experienced at the Port of Bandon, Coquille River, Oregon. (11) A feasibility study on increasing the frequency and depth of dredging assistance from the Corps of Engineers at the Port of Astoria, located at the mouth of the Columbia River, Oregon. (12) A feasibility study on modifying the project for navigation, Port of Gulfport, Mississippi, authorized by section 202(a) of the Water Resources Development Act of 1986 (100 Stat. 4094), to deepen the navigation channel to 46 feet. (13) A feasibility study to identify and evaluate opportunities to reduce the risk of flooding and restore lost habitat within the Escatawpa River Basin, Mississippi and Alabama. (14) The project described in section 219(f)(231) of the Water Resources Development Act of 1992 (106 Stat. 4835