内蒙古锡林郭勒盟境内滦河及其水系水质卫生学监测评价

Hygienic Surveillance of water quality of Luanhe river and its branches in Xilingele league,Inner Mongolia

目的分析评价流经锡林郭勒盟境内多伦县地段的滦河及其水系的水质卫生学现状。方法将滦河及其水系7条主要支流(羊肠子河、一家河、黑风河、闪电河、小河子河、吐勒根河、乱泥河)的水质检测结果进行统计学分析。结果8条河水的水质属低矿化度重碳盐钙镁质软水,毒理学指标全部符合标准,各条河多项污染物的健康危害综合指数Kt<1。结论各条河的理化指标,毒理学指标安全可靠。

Objective To analyze the water quality of Luanhe river and its branches which flow through Duolun county in Xilingele league. Methods The analysis was conducted on the results of the water quality detection of Luanhe river and 7 branches （ Yangchangzi river, Yijia river, Heifeng river, Shandian river, Xiaohezi river, Tulegen river and Luanni river）. Results The water in 8 rivers belonged to the type of mild mineralized soft water with heavy contents of carbonate （calcium and magnesium）, all the toxicological indicators met the criterion, and the health hazard index （Kt） of pollutants in 8 rivers was 〈 1. Conclusion The pbysicochemical indicators and toxicological indicators of 8 rivers were in safe range.