kawaikini is the highest point on the hawaiian island of kauai and in kauai county and measures in elevation. it is the summit of the island's inactive central shield volcano, mount waialeale. other peaks on kauai include: waialeale (5,148 feet), namolokama mountain (4,421 feet), kalalau lookout (4,120 feet), keanapuka mountain (4,120 feet), haupu (2,297 feet) and nounou (1,241 feet).