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

Croydon 1938

[Report of the Medical Officer of Health for Croydon]

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Table: The following are the details of the samples taken from the Open Air Swimming Pool, Purley Way, Croydon, and submitted for bacteriological examination o the Borough Pathologist— (continued)—

The following are the details of the samples taken from the Open Air Swimming Pool, Purley Way, Croydon, and submitted for bacteriological examination o the Borough Pathologist— (continued)—

Date taken.Time taken. P.M.Temp, of water. Degrees FAHR.No. of bathers during the day up to time of samplingWeather Conditions.Remarks.Result.
3/8/387.30754,545Blue sky, sunny.Ozone on all day. Chloramine has been added during heavy bathing loads. Filters on continuously.No B. Coli in 50 c.c. or under. No strept. or staph, aureus present. Organisms : 930 per 1 c.c
10/8/387.1572219Overcast. Raining all day.Ozone on all day. Filters on continuously. Chloramine has been added during heavy bathing loads.No B. Coli in 50 c.c. or under. No strept. or staph, aureus present. Organisms : Nil per 1 c.c.
17/8/387.1567.51,023Cloudy.Ozone on all day. Filtering continuously.Cultures sterile.
24/8/387.15681,907Blue sky with clouds.Ozone on all day. Filtering continuously for past 36 hours.Cultures sterile.