If a public facility or private nonprofit facility located in a special flood hazard area identified for more than 1 year by the Administrator pursuant to the National Flood Insurance Act of 1968 (
42 U.S.C.
4001 et seq.) is damaged or destroyed, after the 180th day following November 23, 1988, by flooding in a major disaster and such facility is not covered on the date of such flooding by flood insurance, the Federal assistance which would otherwise be available under this section with respect to repair, restoration, reconstruction, and replacement of such facility and associated expenses shall be reduced in accordance with paragraph (2).