London's Pulse: Medical Officer of Health reports 1848-1972

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Lewisham 1966

[Report of the Medical Officer of Health for Lewisham Borough]

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Table 64

Bacteriological Results—Yearly Averages, 1966 of water supplied to the Borough of Lewisham

Source of supplyBEFORE TREATMENTAFTER TREATMENT
Agar plate count per ml.Coliform countEscherichia coli countAgar plate count per. ml.Coliform countE. coli count
Number of samples20-24 hours at 37 °C3 days at 22 °C.Per cent, samples negative in 100 ml,Count per 100 ml.Percent, samples negative in 100 ml.Count per 100 ml.Number of samples20-24 hours at 37°C.3 days at 22 °C.Percent.. samples negative in 100 ml.Percent, samples negative in 100 ml.
Bexley2480.0299.60100.02550.019100.0100.0
Darenth2480.36797.180.198.792540.01100.0100.0
Deptford2482.62891.531.896.770.12543.1216100.0100.0
Wilmington2481.42996.770.198.792550.23100.0100.0
All Thames derived3,56914.199.4499.97