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 Barking]
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MEASUREMENTS OF ATMOSPHERIC POLUTION- 1949-1950
Monthly deposit in tons per square mile and Sulphur Dioxide (Standard Measurement) by the Lead Peroxide method in milligrams of SO3 per day per 1,000 sq. C.M.
MONTH | BARKING PARK | GREATFIELDS PARK | PARSLOES PARK | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
1949 | 1950 | 1949 | 1950 | 1949 | 1950 | |||||||
Total Solids | Sulphur Dioxide | Total Solids | Sulphur Dioxide | Total Solids | Sulphur Dioxide | Total Solids | Sulphur Dioxide | Total Solids | Sulphur Dioxide | Total Solids | Sulphur Dioxide | |
JANUARY | 20.94 | 39.5 | 20.57 | 22.8 | 35.55 | 46.9 | 28.27 | 28.5 | 29.65 | 46.4 | 21.18 | 30.1 |
FEBRUARY | 19.44 | 31.9 | 24.26 | 27.0 | 28.68 | 41.7 | 43.80 | 39.9 | 28.23 | 39.2 | 36.14 | 34.4 |
MARCH | 15.22 | 27.5 | 18.17 | 20.7 | 24.44 | 23.1 | 26.38 | 27.8 | 21.01 | 26.4 | 24.55 | 27.7 |
APRIL | 24.16 | 17.6 | 23.89 | 17.7 | 27.37 | 22.9 | 29.29 | 23.1 | 28.99 | 24.1 | 20.98 | 23.9 |
MAY | 25.08 | 12.2 | 16.02 | 4.2 | 26.93 | 16.9 | 11.83 | 10.0 | 26.89 | 15.6 | 10.20 | 14.1 |
JUNE | 17.25 | 9.4 | 23.37 | 10.0 | 21.56 | 15.0 | 18.33 | 17.2 | 19.88 | 12.7 | 14.50 | 15.8 |
JULY | 27.89 | 6.6 | 21.83 | 6.2 | 26.11 | 9.6 | 26.07 | 16.8 | 22.66 | 7.3 | 25.55 | 14.3 |
AUGUST | 23.78 | 8.9 | 29.87 | 10.7 | 32.34 | 11.2 | 21.25 | 19.8 | 24.97 | 9.6 | 26.62 | 15.3 |
SEPTEMBER | 20.94 | 6.7 | 19.23 | 15.6 | 25.46 | 9.0 | 33.10 | 23.6 | 26.65 | 8.3 | 20.91 | 25.8 |
OCTOBER | 44.35 | 18.4 | 18.89 | 12.0 | 51.81 | 23.8 | 23.41 | 14.8 | 47.90 | 24.5 | 19.88 | 10.6 |
NOVEMBER | 21.42 | 13 . 5 | 37.44 | 21.4 | 33.98 | 25.9 | 43.02 | 23.1 | 32.98 | 29.2 | 34.63 | 18.5 |
DECEMBER | 19.44 | 27.1 | 25.60 | 19.1 | 29.23 | 40.7 | 29.64 | 22.5 | 24.83 | 35.7 | 30.69 | 19.1 |
Averages | 23.33 | 23.26 j | 30.29 | 28.70 | 27.89 | 23.82 |
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