赣江南支入湖口水污染状况分析

The analysis of water pollution state of south branch of The Gan River lake inlet

根据１９８０～１９９０年整编资料分析，赣江南支入湖口主要水质参数的年内年际变化均较大，该支流叶楼至滁槎间基本上属Ⅳ类污染水，河口水质虽较上游要好些，但总体状况及对整个鄱阳湖水质的影响不容乐观，该支流南昌至尤口间沿岸集中分布着南昌市的主要工业企业，其大量工业废水及城市生活污水的排入是造成该支流水质较差的主要原因，所以应控制污染物的排放，保证赣江南支的水质符合国家有关要求。

ACcording to the handling data analysis in 1980-1990,ther monthly and yearly change of fhe main water quality parameters are fairiy large in The Gan-Riuer south branch lake inlet.In this brancL,the Ye Lou Sui cha river reach,the water quality belongs in Ⅳ classification polluted water in substamce. Althongh the water quality in river outlet is good than upstream,yet the general stare and its influence upon the Poyang lake not allow to optimize. The Nahchang-Youkou riyer reach, there are a lot of Nanchang munipal main industrial undertakings den- sely distributed along the bank, of which a large amount of industrial waste and domestic sewage drain into the distributarg,caused the bad water qdality. To ta- ke the control of waste drainage,in order to ensure tbe water quality of south brarch of the Gan River conform to the concerned national demanols.