View report page

7
DIPHTHERIA IMMUNISATION.
The following work has been carried out during the year:—
Number of sessions held 35
New eases: Number found susceptible 223
Number found not susceptible 13
230
Number found not susceptible after treatment 102
Number found susceptible after treatment and
re-immunised 1
103
Subsequent attendances 643
DRAINAGE.
Practically the whole of the District is drained by the public
sewers. During the year 342 yards of new sewers were laid.
The approximate number of each type of closet in use at
the end of the year was:—
Water closets draining to sewers 19,815
Water closets draining to cesspools 330
Etarth closets or privy middens 5
Pail closets 53
WATER SUPPLY.
The District is supplied with water from the mains of the
Metropolitan Water Board.
During the year the following new water mains were laid:—
1,824 yards of 4in. main.
1,237 yards of 6in. main.
12 yards of 8in. main.
The number of samples examined during the year was:-Number
of samples examined chemically:
Satisfactory 88
Not satisfactory 4
92
Number of samples examined bactcriologically:
Satisfactory 48
Suitable action was taken with regard to the unsatisfactory
samples.