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
London County Council 1900
[Report of the Medical Officer of Health for London County Council]
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Table 5. Particulars as to the working of the Septic Tanks.
| No. | Name of town or district. | Name or number of tank. | Dates between which the tank was in use. | Length of time during which the tank was used. "Weeks. | Rate of flow of sewage through the tank. Gallons per day. | Quantity of sewage passed into the tank. Gallons. | Quantity of sludge left in the tank. Tons. | Percentage of moisture in the sludge left in the tank. | Percentage reduction in the amount of sludge effected by septio action | |
|---|---|---|---|---|---|---|---|---|---|---|
| 22 | Huddersfield | 22 July, 1900, to 29 May, 1901 | 44 | 50,000 (about) | 15,232,000 | 107.88 | 91.3 | 38 | ||
| 23 | Hyde | ... | l | Jane, 1899 to 1902 | 3 years | 75,000 | ... | 11 tons in 14 months | ||
| 24 | Keighley | ... | ... | July, 1900 to April, 1902 | 91 | Varies | ||||
| 25 | Kettering | |||||||||
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