View report page

6. OUTWORKERS
During 1954 regular inspections were made to the
homes of outworkers in this District, all of which were
found to be in a satisfactory condition.
7 OFFENSIVE TRADES
There are no offensive trades established in this
District.
8. DRAINAGE AND SEWERAGE
The District is drained by separate soil and surface
water systems. The surface water sewers are discharged
into the various natural streams and watercourses, whilst
the soil sewers discharge into the main sewers of the
West Middlesex Sewerage System.
9. . WATER SUPPLY
The water supply for the Ruislip-Northwood area is
provided by the Colne Valley Water Company. All dwellings
in the area are now served by a piped water supply and
the supply during the year has been satisfactory both in
quantity and quality.
Reports are received monthly from the Colne Valley
Water Company as to the chemical and bacteri ological
examination of samples of water and these have proved
satisfactory,
The average hardness of samples of water taken during
the year is:-
Total hardness 24.2
Permanent hardness 6.2
Temporary hardness 18.0
All new and repaired mains are chlorinated before
being restored to use and samples of water from them are
tested bacteriologically to ensure the purity of the
water.
10. SWIMMING POOLS
Ruislip Lido
Forty samples of water were obtained and submitted to
the Central Health Laboratory, Colindale, all of which
were satisfactory.
Private Swimming Pools
Private swimming pools in the District were regularly
inspected and samples obtained, all of which were
satisfactory.
26