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satisfactory results, coliform organisms being absent in 100 millilitres
in each case.
The Colne Valley Water Company exercises constant supervision, and
members of the staff are on duty day and night throughout the year
examining samples. All the water supplied by this Company is chlorinated.
The water supply is satisfactory both from the Chemical and Bacteriological
aspects.
The water supply to the whole district is considered adequate, and
all houses are supplied by these companies mains.
DRAINAGE AND SEWERAGE.
The town is drained and sewered on the separate system, excepting the
older portions of the district where it is a combined system.
The sewage is conveyed to an Irrigation Farm of 56 acres, but before
it is turned on the land it is screened and treated by means of detritus
and sedimentation tanks,and three rotary filters. Pumping is necessary
for three sewers which have their outlets at a low point on the farm.
Part of the Totteridge area drains to the Finchley Borough sewers; in the
outlying areas some properties are on cesspool drainage or domestic sewage
disposal plants, and a few only have pail closets.
SANITARY CONDITIONS AMD WATER SUPPLY OF SCHOOLS.
There are in the district fourteen schools administered by the South
Herts Divisional Education Executive Committee, viz:- Queen Elizabeth's
Boys and Girls Grammar Schools; Ravenscroft Secondary Modern School;
Foulds School (Junior Mixed and Infants Departments); Christ Church
School for Infants; Christ Church School for Girls; Christ Church School
for Juniors; The Elizabeth Allen Secondary Modern School; Grasvenor
Infants School; Underbill School (Junior Mixed); Underbill School
(Infants); St. Andrew's Church of England School (Junior Mixed and Infants
Departments); St. Catherine's Roman Catholic School (Senior Girls, Junior
Mixed and Infants Departments) and Whitings Hill School (Junior Mixed and
Infants Departments).
The Further Education Centre, Technical Institute, Wood Street, Barnet,
is available for Girls and Boys between the ages of 15 and 18.