CREATE TABLE table_30493 ("Name" TEXT, "Corporate name" TEXT, "Regional district" TEXT, "Incorporation date  ( city ) " TEXT, "Population  ( 2011 ) " FLOAT, "Population  ( 2006 ) " FLOAT, "Change  ( % ) " TEXT, "Area  ( km\\u00b2 ) " TEXT, "Population density" TEXT)

What is the area of the corporation named the powell river, the corporation of the city of?
SELECT "Area (km\u00b2)" FROM table_30493 WHERE "Corporate name" = 'Powell River, The Corporation of the City of'
SELECT "Area (km\u00b2)" FROM "table_30493" WHERE "Corporate name" = 'Powell River, The Corporation of the City of'