London's Pulse: Medical Officer of Health reports 1848-1972

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Sutton and Cheam 1940

[Report of the Medical Officer of Health for Sutton and Cheam]

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GENERAL PROVISION OF PUBLIC HEALTH
SERVICES FOR THE AREA.
Legislation.—The Measles and Whooping Cough
Regulations, 1939 (which were provisional regulations),
and became operative on the 23rd October,
1939, were confirmed as statutory regulations by the
Measles and Whooping Cough Regulations, 1940.
Laboratories, Hospitals, Ambulances and Mortuary.
—There was. no change during the year.
Sanitary Circumstances of the Area.
Water Supply.—The water supply is mainly derived
from the deep wells in the chalk of the Sutton District
Water Company, situated at Sutton, Cheam and
Woodmansterne. A small area in the North Ward is
supplied by the Metropolitan Water Board.
The water from all the wells of the Sutton District
Water Company i§ softened-to 9 degrees of
hardness. Chlorine is applied in the form of
chloramine as a protective measure. Samples are!
examined daily by the Company's chemist and
bacteriologist in the laboratory at the Sutton
works. Samples are also examined at monthly intervals
by the Company's Consultant Analyst, and
monthly samples are examined in rotation by the
District Councils, in the area of supply.
9

The supply from all sources has been satisfactory in quality and quantity, and below is the average of monthly analyses :—

Total solid residue dried at 180° C.Ammonia, free.Ammonia Albuminoid.Nitrogen as Nirates.Nitrogen as Nitrites,Oxygen absorbed in 4 hours at 80°F.Chlorine (in chlorides).Hardness total (soap test).No. of Bacteria growing on Agar per c.c lor 3 days at 20° C.No. of Bacteria growing on Agar per c.c. for 1 day at 37o C.Presence of Bacillus Coli in 100 c.c
Average18.375.0135.0006.99080.00021.9837.082. 6.250