CREATE TABLE table_8080 ("County or City" TEXT, "NUTS 3 Region" TEXT, "Population  ( 2006 ) " TEXT, "Area  ( km\\u00b2 ) " TEXT, "Population Density" TEXT, "Principal town/city" TEXT, "Vehicle Registration Code" TEXT)

What is the area of Waterford?
SELECT "Area (km\u00b2)" FROM table_8080 WHERE "Principal town/city" = 'waterford'
SELECT "Area (km\u00b2)" FROM "table_8080" WHERE "Principal town/city" = 'waterford'