What is the scope of the first-class drinking water source area of Huangshandong Reservoir in Boluo County, Chaizu?
The land area of the basin is within 200 meters above the elevation line corresponding to the average water level. According to China government procurement network and China government procurement service information platform, the first-class water source protection area of Huangshan East Reservoir in Chaiquan Town, Boluo County is the basin land within 200m above the elevation line corresponding to the average water level of the reservoir for many years. The secondary water source protection zone is a catchment area within the first ridge line around the reservoir and 4000m upstream of the incoming water inlet (not exceeding the length of the river), excluding the scope of the primary protection zone.