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KMID : 0377619720230010097
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Korean Jungang Medical Journal
1972 Volume.23 No. 1 p.97 ~ p.102
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Statistical Investigation of Sanitery Water Analysis in Kang-Won Area
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Abstract
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Statistical investigation of sanitery water analysis was conducted by author on 838 wells and pumps of service trade during the period from January to December 1969 in all area of Kang-won province. From the results of this investigation the following conclusion were obtained.
1) Among the sampls of the pumps and wells tested, 70.8% of the wells were contaminated.
2) The biological contamination rate was higher in summer and the physichemical contaminated rate was lower in summer.
3) The biological contamination of 90.5% in Ko-sung Kun was highest and 33.0% in Chul-won Kun was lowest.
4) The number of wiable bacteria over 100/cc was 41.9% and below 10/cc was 53.6%.
5) The sample test resulted of KMnO4 consumption over 4.1 ppm were 22.4%.
6) Below 100 ppm were 80.7% and over 250 ppm were 3.0%
7) The results of physio-chemical analysis the contamination rate of order and teste and the next in order was No. 2 appearance, NH3, KMn04 consumption No. 3 chlorine ion, and hardness.
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