DP - 2020年03月20,TA - 当前世界环境PG - 11-23 VI - 67 IP - 68 4099 - 4100 www.a-i-l-s-a.com/article/1170/ - www.a-i-l-s-a.com/article/1170/ AB - Envirometrics和污染指数是评估湿地生态系统的水质的代理。因此,本研究专注于建立水质,并阐明印度州克拉拉拉的卡拉马纳河(KR)的污染状况。卡拉马纳河流域 - KRB(n = 6th; L = 68 km,A = 695 km2),是国内和饮酒目的的主要来源在Thiruvananthapuram City。Killi River(n = 5th; L = 24公里,A = 102平方公里)是KR最大的支流,主要来自城市的污染物厚重,并向其下游侧加入KR。对于该研究,沿着从kr从kr从上游选择约12个采样站(间隔=〜3km),并且在非季风(非)和2015年季风(Mon)期间收集水样(n = 12x2 = 24)评估关键水化学变量的变异性和采购。环境,Ziz,Pearson相关性和主成分分析(PCA)申请分配污染源,对地表水质显着负责。发现污水污水和海水侵入是下游水质恶化的主要因素。此外,水质分析和污染指数的结果,有机污染指数(OPI),富营养化指数(EI)和综合污染指数(CPI)表明KR的下降(L =〜4公里)严重污染。 A distinct Zone of Pollution Influence (ZPI) has been delineated based on the indices and this attempt is first of its kind in KR. The present study provides several noteworthy contributions to the existing knowledge on the factors influencing surface water quality and serves as a baseline data for watershed managers and administrators.