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13
the score of efficiency of treatment or economy in working. It
has one marked superiority in the production of a useful fertilizer
as a bye-product. The filtered effluent contains about 1-pt. per
million of Albuminoid Ammonia. It is clear, sparkling and free
from odour, and not liable to putrefractiou on keeping either at
the natural temperature or in an incubator.
The works are in the centre of the Town and adjoin the
Canbury Promenade and Public Gardens.
Sulphate of Alumina for precipitation is now made at the
Sewage Works and the steam engines have been replaced by
electric motors.
Water Closet Accommodation.
W.C.'s are universal in the Borough. Nearly all houses have
one or more. The Corporation provide public w.c.'s and urinals
adjacent to the Market Place and on the Canbury Gardens. New
public urinals have been erected near the Railway Station and on
the widened Kingston Bridge, making a total of eight under
municipal control. Those attached to Public Houses are all under
regular supervision.
Pollution of rivers and streams in the District—The sources and
nature of such pollution and any action taken to check it.
The Thames is well looked after by the Thames Conservancy,
and prompt action is taken if any sewage, &c., is carried into the
river by sudden storms or if the sewage effluent is in any way
unfit.
The Hogg's Mill stream which has been referred to, is also
under the supervision of the Thames Conservancy, the nature
of the water as it comes through the Borough is often most
unsatisfactory. The legal difficulties in dealing with nuisances in
regard to watercourses seem to be very great, and some simplification
of the law is required.