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During the year 1965 samples of water were taken for bacteriological
and chemical analysis as follows:—
Bacteriological—
Swimming Baths 111
Paddling Pools 17
Dwelling houses:—
Metropolitan Water Board supply 4
Sutton District Water Co. supply 2
Well water 8
14
Other premises:—
Sutton District Water Co. 2
144
Unsatisfactory Results—
Swimming Baths 18
Paddling Pools 14
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Immediate action was taken in respect of the unsatisfactory swimming
bath water and subsequent samples proved satisfactory. The
treatment of water in a number of paddling pools in the Borough
will be the subject of a special study during the 1966 season.
Chemical—
Swimming Baths 6
Dwelling Houses:—
Metropolitan Water Board supply 2
Sutton District Water Co. supply 1
Well water 1
4
Other premises:—
Sutton District Water Co. supply 1
11
These samples of water proved satisfactory.
Fluoride Content
Information was obtained during 1965 that the fluoride content
of the water supplies was as follows:—
Sutton District Water Co.—a trace: less than .2 parts per million
(not added).
Metropolitan Water Board—.25 milligrammes per litre.
Plumbo-Solvent Action
One well water supply is known to be liable to have plumbosolvent
action and the galvanised iron service pipe line to a dwelling
house was replaced by Alkathene tubing in 1958. Subsequent samples
have been free of metallic content.
SEWERAGE AND SEWAGE DISPOSAL
The previous Annual Reports of the three constituent Authorities
indicate that the arrangements for sewerage and sewage disposal are
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