辽宁省双台子河渔业水质评价

双台子河是辽宁省重要渔业水域之一。2002～2008年对该河段进行了7年的调查监测。结果表明,双台子河各段面均超渔业水质标准,主要污染物为高锰酸钾指数、非离子氨、石油类、挥发酚等。依据《渔业水质标准》GB11607-89及《地表水环境质量标准》GB3838-2002,高锰酸钾指数、非离子氨、石油类、挥发酚均值分别超标1.3、3.3、1.6、4.8倍;而重金属污染较轻,基本符合渔业水质标准。

Evaluation of Fishery Water Quality of Shuangtaizi River in Downstream Liao River

Shuangtaizi river in Downstream of Liao river is an important fishery waters in Liaoning province. The authors proceeded to investigate and monitore for seven years, from 2002 - 2008. The results showed that water quality of every section in Shuangtaizi river all exceeded, according to fishery water quality standard, main pollutants were Non-ionic ammonia, potassium permanganate index, Volatile phenol and petroleum category etc. According to fishery water quality standard GB11607-89 and surface water environmental quality standard GB3838-2002, Non-ionic ammonia, potassium permanganate index, Volatile phenol and petroleum category exceeded separately to 3.3 times, 1.3 times, 4.8 times and 1.6 times. The water quality belong to grade V or less V.