Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Paddington]
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185
TABLE C.
Showing the relative efficiency of filtration of the water of the
several Companies and Authorities in 1892, as compared with
1868 :—
Companies or Local
Authorities.
Number of
occasions when
clear and transparent.
Number of
occasions when
slightly turbid.
Number of
occasions when
turbid.
Number of
occasions when
very turbid.
1868
1892
1868
1892
1868
1892
1868
1892
Thames.
Chelsea
7
12
2
0
1
0
2
0
West Middlesex
12
12
0
0
0
0
0
0
South wark
1
11
5
1
4
0
2
0
Grand Junction
9
12
2
0
1
0
0
0
Lambeth
6
12
1
0
2
0
3
0
Lea.
New River
10
12
2
0
0
0
0
0
East London
3
12
8
0
1
0
0
0
Deep Wells.
Kent
8
12
3
0
1
0
0
0
Colne Valley
—
12
—
0
—
0
—
0
Tottenham Local
Board of Health
—
10
—
2
—
0
—
0
East London
—
10
—
1
—
1
—
0
n