Tiehpan's wastewater all used to flow directly into the ocean, but since 2006 the county has been planning to build treatment plants in each township. Tiehpan hasn't gotten one yet, but the sustainability-minded residents are already asking what the point is of building a 13-by-nine meter monster of a facility next to the ocean for the sake of just 300 people's wastewater.
原本鐵板的廢污水都直接排放到海邊，前年起縣政府計劃分批在各鄉興建污水處理廠，雖然還沒輪到鐵板，但已具備永續概念的鐵板人發出質疑，「13 米長、9 米寬的龐然怪物蓋在海邊，只為了處理 300 人的污水量？」