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in the roof. Provided the tank is properly covered and is cleansed
regularly, it provides a satisfactory supply.
SWIMMING BATHS
Samples were again taken with satisfactory results.
A small open air swimming bath was constructed and brought
into use during the year at the Alfred Mizen school. In both this and
the public bath, water from the mains is circulated continuously
through a filter plant and chlorinated.
RIVERS AND STREAMS
Visits have been paid to all works suspected of discharging
effluent into surface water sewers.
CLOSET ACCOMMODATION
The whole of the district is on the water carriage system, the
houses being drained to the public sewer, then treated at the works
of the Wandle Valley Joint Sewerage Board, situated in Mitcham.
PUBLIC CLEANSING
In the winter a weekly collection of house refuse is carried out
and in the summer more frequently. Eleven refuse collection vehicles
are in use.
CLEAN AIR ACT, 1956
Although there are no smoke control areas as yet, a provisional
scheme has been put forward to cover the whole of the Borough in
eight stages over a period of eight or nine years.
ERADICATION OF BED BUGS
Number of Council houses found infested during the year, 16.
Number of other houses found infested during the year, 6.
Total number of houses disinfested during the year, 22.