松辽流域省界河流水环境质量状况及防治对策

根据松辽流域省界河流水质监测断面的资料 ,依照《地面水环境质量标准》(GB 3838- 88)和《地表水资源质量标准》(SL 6 3- 94)对省界河段进行水质评价 ,结果表明 ,全流域多数界河水体受到不同程度的污染 ,达 类以上水质的河段占 77.8% ,并有加重污染的趋势。因此 ,必须采取有效措施保护界河水环境质量

Water Environment Quality of Provincial Boundary Rivers in Song-Liao River Basin and Countermeasures

On the Basis of the Water quality data from provincial boundary river monitoring stations in the Song-Liao River Basin,provincial boundary rivers are evaluated for water quality according to the 《Environmental quality standards for surface water》(GB3838-88)and 《Quality standards for surface water resources》(SL63-94).The rseult indicates that most boundary rivers have been polluted at different levels.The polluted rivers occupy 77 8% of the total,and pollution is becomingmore serious.Therefore,effective measures must be taken to protect water environment quality of bundary rivers.