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目的分析大连开发区3年的饮用水现状,确保管辖区域内的供水安全。方法随机采集辖区内集中式供水和分散式供水进行检测。结果2006年共采样374份,市政供水207份,农村自来水48份,自备供水50份,合格率77.3%。2007年共采样353份,市政供水220份,农村自来水42份,自备供水40份,合格率79.3%。2008年共采样314份,市政供水183份,农村自来水41份,自备供水62份,合格率72.6%。结论大连开发区的市政供水的水质状况总体情况良好,不合格指标主要存在于分散式供水,农村生活饮用水存在较多亟待解决的卫生问题。
Objective To analyze the status of drinking water in Dalian Development Zone for three years and ensure the water supply safety in the jurisdiction. Methods Randomly collected centralized water supply and decentralized water supply in the area for testing. Results A total of 374 samples were taken in 2006, 207 municipal water supply, 48 rural tap water, 50 self-provided water supply, the passing rate of 77.3%. In 2007 a total of 353 samples, municipal water supply 220, 42 rural water, water supply 40, with a pass rate of 79.3%. In 2008 a total of 314 samples, municipal water supply 183, 41 rural water, water supply 62, with a pass rate of 72.6%. Conclusion The water quality of municipal water supply in Dalian Development Zone is generally good. The unqualified indicators mainly exist in decentralized water supply. There are more health problems to be solved urgently in rural drinking water.