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

View report page

Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London

Lambeth 1969

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

This page requires JavaScript

Table: EXAMINATION OF WATER-SUPPLYBacteriological Results - Yearly Averages 1969

EXAMINATION OF WATER-SUPPLY

Bacteriological Results - Yearly Averages 1969

BEFORE TREATMENT
Agar plate count per ml.Coliform countEscherichia coli count
Source of supplyNumberof samples20-24 hoursat 37°C.3 daysat 22°C.Per cent, samples negativein 100ml.Countper 100ml.Per cent, samples negative in100ml.Countper 100ml.
River Thames8,19666.539.7919.053.977.0
Honor Oak well810.0397.530.1100.0-
Merton well192.310100.0-100.0-

Table: AFTER TREATMENT

AFTER TREATMENT

Source of supplyAgar plate count per ml.Coliform countE. coli count
Number of samples20-24 hours at 37°C.3 days at 22°C.Per cent, samples negative in 100ml.Per cent, samples negative in 100ml.
River Thames3,69812.999.89100.0
Honor Oak well810.111100.0100.0
Merton well190.22100.0100.0

Text

Copy text to clipboard

Water from Wells
Samples of well water used by industrial or commercial undertakings are
examined both chemically and bacteriologically. During the year no unsatisfactory
reports were received.
Swimming Pools