The coastal stretch behind the temple, called "Tieting Harbor" in olden days, was the place where settlers from Quanzhou in Fujian would come ashore, arriving here as settlers after their initial disembarkation in Tainan's Anping Harbor.
該宮後殿的海濱古稱「鐵碇港」，早年福建泉州先民渡海來台的第一站是台南安平港，之後轉南台灣墾殖拓荒時，多由「鐵碇港」上岸。