Investigation and Countermeasures on Drinking Water Quality at Railway Sites under a Railway Bureau Jurisdiction

Objectives To understand the quality of drinking water in railway sites under the jurisdiction of a Railway Bureau, and make recommendations for protecting the quality and safety of drinking water.

Methods A total of 214 water samples were collected from April 2012 to April 2013, the detection and evaluation of samples waster (GB/T 5750-2006) and rhe Standards for Drinking Water Quality (GB 5749-based on the Standard Examination.Method for Drinking Wa2006).

Results Among 214 water samples collected in this study, only 89 water samples were qualified, and the qualified rate was 41.59%. The qualified rate of 187 water samples collected from tube wells was 40.11%, and the qualified rate of 27 water samples purchased from markets was 51.85%. The main unqualified indexes were turbidity, chloride, sulfate, total dissolved solids, total hardness and ammonia.

Conclusions There were some hidden dangers on the quality of drinking water in some railway sites under the jurisdiction of the Railway Bureau. Based on the characteristics of water-supply industry for railway sites, the causes of pollution were analyzed; control measures and suggestions from both technical and management aspects were put forward.