Where is Westpac Stadium located? 
CREATE TABLE "table1_1301373_1" (
  "team" text,
  "location" text,
  "stadium" text,
  "founded" real,
  "joined" real,
  "head_coach" text,
  "captain" text
);
SELECT "location" FROM "table1_1301373_1" WHERE "stadium"='Westpac Stadium';