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
Islington 1957
[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. | April | May | June | July | August | Sept. | Oct. | Nov. | Dec. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SMOKE. (Milligrams per 100 cubic metres.) Public Health Office, Town Hall. | ||||||||||||
| Monthly average | 28.0 | 33.7 | 27.0 | 13.0 | 7.7 | 4.6 | 3.9 | 7.5 | 7.0 | 25.9 | 23.9 | 43.6 |
| Highest daily average | 77.0 | 86.0 | 71.0 | 42.0 | 32.0 | 19.0 | 9.0 | 35.0 | 22.0 | 81.0 | 77.0 | 289.0 |
| Shelter House Disinfecting Station. | ||||||||||||
| Monthly average | 27.8 | 37.5 | 27.4 | 16.5 | 7.9 | 4.4 | 3.8 | 7.4 | 7.7 | 27.2 | 29.0 | 44.3 |
| Highest daily average | 76.0 | 84.0 | 66.0 | 62.0 | 28.0 | 15.0 | 16.0 | 30.0 | 20.0 | 82.0 | 70.0 | 253.0 |
| SULPHUR DIOXIDE (Parts per 100 million parts of air). | ||||||||||||
| Public Health Office, Town Hall. | ||||||||||||
| Monthly average | 9.2 | 12.7 | 11.0 | 5.5 | 4.5 | 3.6 | 2.8 | 3.5 | 4.2 | 10.3 | 10.1 | 18.7 |
| Highest daily average | 16.0 | 29.0 | 30.0 | 19.0 | 11.1 | 9.2 | 7.8 | 10.2 | 8.7 | 24.4 | 27.9 | 100.7 |
| Shelter House Disinfecting Station. | ||||||||||||
| Monthly average | 8.3 | 11.7 | 9.5 | 5.5 | 4.0 | 2.8 | 2.3 | 3.0 | 3.5 | 8.7 | 9.3 | 14.5 |
| Highest daily average | 15.4 | 25.4 | 23.4 | 24.0 | 10.2 | 8.0 | 5.3 | 9.3 | 7.9 | 19.4 | 26.1 | 75.4 |