松花江肇源江段水质污染趋势的分析

Analysis of Water Pollution Trend in Zhaoyuan Section of Songhua River

以肇源环境监测站测定的NH_3-N,IMn两项综合污染指标的数据分析及变化曲线为倒(连续五年),阐述了松花江除吉林化工企业的老污染源的影响外,近几年沿江和江中岛油田的开发,对松花江又形成了新的污染,我们应当充分重视,以防止松花江上游有机污染的加重。

Based on data analysis and variational curve of NH3-N and IMn, two synthetic pollution index monitored by Zhaoyuan Environmental Monitoring Station for five successive years, the author points out that in recent years, the exploitation of oil field along the river and on the grassed islands has resulted in new pollution sources to Songhua River besides the influence of old pollution sources from chemical industry enterprises in Jilin Province. So, close attention should be given to the prevention of the worse of organic pollution in the upper reach of Songhua River.