Risk Assessment and Countermeasures of Heavy Metals in Drinking Water Environment of Guizhou Province

The quality of drinking water is closely related to the health condition population. In order effectively assess heavy metal environment in Guizhou Province, this paper first analyzed distribution characteristics metals water, and then used environmental risk assessment model recommended by United States Environmental Protection Agency (US EPA) investigate analyze toxic hazardous substances Province 2019 risks water. survey results showed that cancer-causing exceeded EPA evaluation standards, while non-cancer-causing were much lower than standards. Finally, for province, proposes corresponding response strategies from two perspectives monitoring government supervision.