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
Hackney 1960
[Report of the Medical Officer of Health for Hackney]
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AIR POLLUTION
Table II Concentration of smoke, and Sulphur Dioxide by the Volumetric Method
| Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sep. | Oct. | Nov. | Dec. | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monthly Average | 41 | 40 | 28 | 13 | 10 | 4 | ||||||
| Highest Daily Average | 125 | 94 | 52 | 32 | 20 | 9 | ||||||
| 10 | 9 | 7 | 6 | 6 | 3 | |||||||
| Highest Daily Average | 32 | 23 | 14 | 15 | 12 | 8 | ||||||
| 18 | 22 | 14 | 8 | 8 | 4 | 5 | 6 | 9 | 17 | 19 | 27 | |
| Highest Daily Average | 53 | 66 | 35 | 29 | 24 | 16 | 10 | 10 | 17 | 38 | 63 | 72 |
| 3 | 3 | 4 | 4 | 6 | 5 | 3 | 4 | 5 | 6 | 5 | 5 | |
| Highest Daily Average | 4 | 8 | 4 | 14 | 15 | 14 | 4 | 8 | 11 | 11 | 14 | 11 |
| 25 | 24 | 14 | 9 | 7 | 4 | 4 | 5 | 8 | 15 | 21 | 26 | |
| Highest Daily Average | 91 | 64 | 36 | 28 | 15 | 14 | 6 | 10 | 15 | 46 | 53 | 66 |
| 2 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | |
| Highest Daily Average | 4 | 4 | 1 | 8 | 3 | 3 | 5 | 1 | 3 | 6 | 4 | 5 |
Figures for Smoke are expressed in 'milligrams per 100 cubic metres; for Sulphur Dioxide in 'Parts per 100 million parts of air