Bengkalis district is one of the area dominated by peatlands. Most of peatland areas are found along the coast and influenced by tides and low tides. Bengkalis district is an area that is prone to abrasion because it is directly adjacent to the Malacca Strait, one of which is peat on Sesai Panjang Beach, Simpang Ayam Village. This research aimed to analyze the impact of post-abrasion of peat so…