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
Hornsey 1957
[Report of the Medical Officer of Health for Hornsey, Borough of]
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| 1957 | Smoke (milligrams per 100 cubic metres) | Sulphur Dioxide (parts per 100 million parts of air) | Solid Deposits (tons per square mile) | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monthly average | Highest daily reading | Lowest daily reading | Monthly average | Highest daily reading | Lowest daily reading | ||||||||||||||||
| (a) | (b) | (c) | (a) | (b) | (c) | (a) | (b) | (c) | (a) | (b) | (c) | (a) | (b) | (c) | (a) | (b) | (c) | (c) | (d) | (e) | |
| January | 14 | 19 | 17 | 37 | 44 | 36 | 6 | 9 | 10 | 4.4 | 6.9 | 8.0 | 15.6 | 21.9 | 23.0 | 1.3 | 2.3 | 3.7 | 10.32 | 24.80 | 9.57 |
| February | 19 | 24 | 22 | 40 | 43 | 45 | 5 | 12 | 9 | 6.7 | 9.2 | 10.2 | 17.0 | 23.0 | 20.4 | 1.2 | 1.6 | 3.5 | 12.32 | 25.47 | 10.60 |
| March | 17 | 21 | 20 | 33 | 39 | 43 | 6 | 7 | 7 | 6.4 | 7.8 | 9.4 | 17.7 | 16.8 | 18.9 | 0.7 | 3.5 | 3.7 | 14.21 | 21.91 | 11.75 |
| April | 9 | 11 | 11 | 30 | 33 | 33 | 4 | 5 | 5 | 4.6 | 5.9 | 5.4 | 18.2 | 22.5 | 25.7 | 1.2 | 2.3 | 1.9 | 8.56 | 13.77 | 7.14 |
| May | 5 | 8 | 7 | 16 | 17 | 17 | 2 | 3 | 3 | 2.9 | 3.9 | 3.4 | 7.6 | 8.4 | 7.4 | 1.2 | 1.4 | 1.5 | 13.99 | 19.92 | 8.88 |
| June | 4 | 5 | 5 | 11 | 10 | 10 | 1 | 2 | 2 | 2.4 | 3.3 | 2.6 | 6.1 | 6.8 | 6.0 | 1.0 | 1.5 | 0.5 | 10.13 | 17.68 | 6.19 |
| July | 3 | 4 | 4 | 7 | 10 | 9 | 1 | 2 | 2 | 1.8 | 2.4 | 1.7 | 4.4 | 5.3 | 4.3 | 0.7 | 0.9 | 0.5 | 14.75 | 26.28 | 9.06 |
| August | 4 | 6 | 5 | 12 | 13 | 13 | 1 | 2 | 1 | 2.0 | 2.8 | 2.1 | 6.4 | 7.5 | 6.8 | 0.9 | 1.2 | 0.8 | 9.29 | 18.73 | 6.58 |
| September | 5 | 8 | 7 | 14 | 16 | 16 | 1 | 4 | 2 | 2.6 | 3.3 | 3.1 | 6.0 | 7.7 | 6.7 | 1.2 | 1.6 | 1.0 | 8.66 | 20.89 | 6.18 |
| October | 15 | 18 | 17 | 46 | 34 | 48 | 5 | 9 | 6 | 5.4 | 6.0 | 7.8 | 19.4 | 12.8 | 15.3 | 0.3 | 1.9 | 2.1 | 10.66 | 19.76 | 7.46 |
| November | 15 | 18 | 18 | 32 | 36 | 33 | 5 | 7 | 8 | 5.6 | 5.6 | 7.9 | 21.0 | 16.8 | 18.0 | 1.8 | 1.1 | 1.6 | 12.62 | 35.77 | 9.34 |
| December | 26 | 32 | 32 | 97 | 153 | 156 | 7 | 9 | 8 | 8.2 | 10.4 | 15.4 | 40.0 | 46.3 | 68.0 | 1.2 | 1.7 | 3.9 | 13.82 | 44.47 | 10.03 |
Sites: (a) Fortis Green Depot. (b) Disinfecting Station. (c) Town Hall. (d) Church of Christ, Wiglitman Road. (e) Highgate Depot, North Hill.