| Tianmenhe reservoir is the drinking water source for denizen in Tongzi county city. With the rapid economic development, protection on Tianmenhe water source area is threatened due to the environmental pollution for coal mining, animal husbandry and aquaculture, tourism development, town construction and so on. To strengthen the pollution prevention on drinking water source, management ability construction, Establish relative technique method of drinkable water source protection, ensuredrinkable water security in the future and promote the society and conomy sustainable development for Tongzi county, it is very necessary to carries out the research on the Tianmen River reservoir water source environmental protection plan.The pollution sources and principal characteristic pollutants of water in Tianmenhe reservoir have been concluded by the calculation of convection-point, non-point source of emissions, storage capacity, and environment quality. The capability of water environment in Tianmen river reservoir has been obtained under the most disadvantageous condition of its dead water level. On the basis of the above and the major environmental problem of Tianmen River reservoir, the pertinent pollution control plans and indemnification measures have been advanced. These steps can ensure that the total amount of pollutants entered into the Tianmenhe reservoir is remarkably whittled, the main water qulity indexes satisfys the demand of environmental capability, and the social, economic and environment for Tianmenhe catchment harmoniously develop. |