Seymour Arm, known historically also as Ogdensville or Ogden City and Seymour, is an unincorporated area and former town located at the head of the inlet of the same name on Shuswap Lake in British Columbia, Canada. Located at the mouth of the Seymour River, adjacent to Silver Beach Provincial Park, and functioning as the disembarkation point for trails over passes across the Monashee Mountains connecting that river's valley to that of the Columbia River, and navigable by water from Savona at the farther end of Kamloops Lake,