MLWS Project

Floodplain lines are presented for two flood return periods, 100-year flood and 200-year flood. The figures below show the whole floodplain for Chilliwack River area under 100-year flood and 200-year flood. The orange one represents 200-year flood, and the blue one represents 100-year flood. The edge of them represents the boundary line, which is the floodplain line.