Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Islington Borough]
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Concentration of Smoke and Sulphur Dioxide recorded by the Volumetric Method at the two stations in the Borough
Station | Jan. | Feb. | Mar. | Apl. | May | June | July | Aug. | Sep. | Oct. | Nov. | Dec. |
---|---|---|---|---|---|---|---|---|---|---|---|---|
SMOKE. (Milligrams per 100 cubic metres.) Public Health Office, Tom Rail. Monthly average | 37.3 | 26.8 | 24.6 | 9.0 | 6.5 | 5.4 | 4.2 | 5.9 | 6.8 | 23.4 | 44.7 | 48.0 |
Highest daily average | 74.0 | 57.0 | 61.0 | 24.0 | 15.0 | 11.0 | 10.0 | 13.0 | 19.0 | 106.0 | 128.0 | 106.0 |
Shelter Hoase Treatment Centre Monthly average | 38.0 | 29.6 | 31.0 | 16.0 | 7.5 | 6.2 | 5.9 | 5.9 | 5.9 | 24.0 | 45.0 | 43.0 |
Highest daily average | 92.0 | 54.0 | 54.0 | 31.0 | 18.0 | 12.0 | 11.0 | 17.0 | 28.0 | 113.0 | 147.0 | 94.0 |
SWIPHUR DIOXIDE (Parts per 100 million parts of air) Public Health Office, Torn Hall. Month1y average | 15.5 | 11.1 | 11.4 | 6.7 | 5.6 | 5.2 | 4.4 | 3.7 | 4.9 | 11.3 | 16.6 | 19.2 |
Highest daily average | 31.0 | 19.1 | 24.5 | 12.3 | 13.9 | 10.3 | 8.1 | 7.3 | 9.1 | 41.2 | 40.3 | 48.0 |
Shelter Honse Treatment Centre Monthly average | 13.0 | 9.4 | 9.0 | 6.7 | 4.6 | 4.9 | 3.8 | 3.3 | 4.3 | 8.3 | 11.6 | 13.6 |
Highest daily average | 35.6 | 17.0 | 19.1 | 11.5 | 11.1 | 9.5 | 7.7 | 6.5 | 10.9 | 28.2 | 35.7 | 35.0 |