Analysis on Results of Water Hygiene Monitoring for Swimming Pools in Fengtai District of Beijing in 2004－2012

Objectives To understand the hygienic status of water in swimming pools in Fengtai district of Beijing to ensure the health of swimmers and provide scientific basis for supervising.

Methods Water samples were collected randomly from swimming pools by the Technical Rules of Health Monitoring for Public Places (GB/T 17220-1998) and tested by the Determination Methods for Hygienic Standards in Public Places (GB/T 18204-2000), and the water quality was evaluated by the Hygienic Standard for Swimming Place (GB 9677-1996).

Results A total of 3 614 water samples were qualified in 5 935 water samples being tested in 2004-2012, with a qualification rate of 60.89%. The overall pass rate and the qualification rate for urea in swimming pools were significantly different for each year and in different quarters of a year. The overall pass rate and qualification rate of urea in swimming pool in the third quarter of a year were lower than other quarters of the year. As for the overall pass rate and the qualification rate for urea in swimming places operated by different types of units, the sequence was public swimming pool and bathing place < school < hotel, and indoor < outdoor.

Conclusions The main unqualified item for water hygiene in swimming pool was urea in Fengtai district. Supervision on water hygiene in the third quarter of a year should be strengthened, especially in the indoor swimming pools and public bathing places. Carrying out education on the hygiene of water in swimming pools for relevant personnel is needed.