Monitoring and Analysis of Drinking Water Quality in Bejing Daxing District from 2019 to 2023
The paper aims to understand the microbial contamination status of drinking water in Bejing Daxing District,and provide references for improving the standards and scientific management of drinking water.water samples are collected and microbial indicators are tested at the drinking water monitoring points in Daxing District from 2019 to 2023.A total of 2 254 drinking water samples in Daxing District are tested,of which 2120 are qualified,with a qualification rate of 94.06％.There is a statistically significant difference in the qualification rate of water samples from different years(P＜0.001).There is a statistically significant difference in the qualification rate of water samples from different sources(P＜0.001).There is a statistically significant difference in the qualified rate of water samples from different water periods(P＜0.001).The results show that the sanitation status of municipal water supply in the urban area of Daxing District is relatively good,but the drinking water quality in rural areas still needs to be improved.
drinking waterwater quality monitoringmicrobial testingcentralized water supply
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