Abstract:
Objectives To investigate the real situation of rural water supply to provide basic data and reference materials for decision-making on water improvement projects.
Methods Thirty eight counties of Xinjiang Autonomous Region were selected as representative monitoring points by stratified sampling method; 17 indicators were tested according to the Standard Examination Methods for Drinking Water (GB/T 5750-2006).
Results Approximately 78% of rural population had their drinking water from centralized water supply; the main factors affecting the quality of drinking water were bacterial contamination and the exceeded sulfates, chlorides and total hardness.
Conclusions The qualified rate of composite indicators for peripheral water from rural water pipe network was low, the process for water treatment was not perfect, and the disinfection was not up to the standards. It is necessary to strengthen hygienic evaluation and check the quality of whole process according to the designed requirements to improve the operation and management of water treatment facilities for safe drinking water projects in rural areas.
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