London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Paddington 1876
[Report of the Medical Officer of Health for Paddington]
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TABLE C.
Table showing the efficiency of filtration of Thames
and Lea water, also the maximum, minimum, and
average proportions of organic impurity in the water
delivered by the different Companies during the year
1876.
The water of the Kent Company contains the smallest proportion of organic matter, and as the standard of comparison is represented in the table by an unit.
| Names of Companies. | Number of occasions when clear and transparent. | Number of occasions when slightly turbid. | Number of occasions when turbid. | Number of occasions when very turbid. | Maximum. | Minimum. | Average. |
|---|---|---|---|---|---|---|---|
| Thames. West Middlesex | 12 | 0 | 0 | 0 | 6.7 | 1.8 | 3.3 |
| Grand Junction. | 8 | 4 | 0 | 0 | 7.6 | 1.9 | 3.6 |
| Lambeth | 8 | 4 | 0 | 0 | 6.2 | 1.7 | 4.0 |
| Chelsea | 7 | 4 | 1 | 0 | 7.0 | 1.9 | 3.9 |
| Southwark | 5 | 6 | 1 | 0 | 9.5 | 2.0 | 4.4 |
| Other sources. New River | 12 | 0 | 0 | 0 | 3.3 | 0.9 | 1.9 |
| East London | 12 | 0 | 0 | 0 | 4.0 | 1.7 | 2.8 |
| Kent | 12 | 0 | 0 | 0 | 1.0 | 1.0 | 1.0 |
J. morton, printer, star street, edgwarre road.