海河干流主要污染物变化趋势研究

Research on changing tendency of major pollutants in main stream of Haihe River

文章以天津主要入海河流海河干流为研究对象,通过现状监测与历史数据收集相结合的手段,分析了海河干流COD、总磷、总氮、石油类等主要污染物的时空变化趋势,掌握了污染物在不同时间与区域的污染特征和变化规律,分析了污染物变化趋势与海河干流周边区域经济发展的联系,为天津市地表水环境保护提供了指导依据。

In this paper, taking main stream of Haihe River for research object, the changing tendency of COD, TP, TN, oil and other major pollutants in main stream of Haihe River were analyzed by status monitoring and historical data collection. The pollution characteristics and variation of major pollutants of different time in different regions were concluded, and the linkages between the trend of various pollutants and the economic development around the main stream of Haihe River were described, which provided practical basis for surface water protection of Tianjin.