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 Southall]
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Atmoshperic Pollution Estimation
Month of Year | Sulphur Trioxide Lead Peroxide Method, Milligrams per day per 100 sq. cms. | DEPOSIT GAUGES | ||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Rainfall in mms. | Tons per Square Mile per Month | |||||||||||||||||||||||||||
Soluble | Insoluble | Total | ||||||||||||||||||||||||||
Recreation Ground | Railway Allotment | Hortus Cemetery | Dormers Wells School | Railway Allotment | Hortus Cemetery | Dormers Wells School | Railway Allotment | Hortus Cemetery | Dormers Wells School | Railway Allotment | Hortus Cemetery | Dormers Wells School | Railway Allotment | |||||||||||||||
1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | 1959 | 1960 | |
January | 4.12 | 3.36 | 4.33 | 3.89 | 54 | 44 | 48 | 38 | 49 | 45 | 12.93 | 5.94 | 11.0 | 2.73 | 9.89 | 2.8.5 | 5.53 | 7.06 | 2.95 | 3.36 | 9.32 | 10.35 | 18.46 | 13.0 | 13.95 | 6.09 | 19.21 | 13.20 |
February | 3.74 | 2.44 | 4.37 | 3.51 | 2 | 49 | 1 | 42 | 2 | 47 | 4.72 | 1.25 | 5.23 | 5.6 | 4.76 | — | 9.83 | 5.65 | 6.26 | 3.36 | 13.09 | 11.45 | 14.55 | 6.9 | 11.49 | 8.96 | 17.85 | -_ |
March | 2.47 | 3.43 | 3.67 | 3.71 | 48 | 3.7 | 42 | 28 | 42 | 38 | 5.74 | 4.0 | 1.95 | 4.46 | 7.44 | 6.3 | 5.8 | 4.0 | 4.1 | 4.04 | 19.7 | 16.5 | 11.54 | 8.0 | 6.05 | 8.50 | 27.14 | 22.8 |
April | 1.5 | .74 | 2.67 | 1.5 | 52 | 10.5 | 41 | 4.54 | 46 | 13.6 | 2.67 | 2.0 | 256 | 3.?4 | 5.83 | 8.1 | 5.75 | 8.95 | 4.17 | 2.82 | 16.15 | 7.9 | 8.42 | 10.95 | 6.72 | 6.06 | 71.98 | 16.0 |
May | 1.53 | 1.50 | 1.53 | 1.93 | 8 | 49 | 1 | 37 | 4 | 47 | 3.26 | 4.56 | 2.38 | 4.56 | 3.47 | 6.3 | 10.72 | 8.6 | 3.38 | 5.64 | 50.30 | 10.43 | 13.98 | 13.16 | 5.76 | 10.2 | 53.77 | 16.73 |
June | 1.39 | 1.04 | 0.87 | 1.60 | 7 | 21 | 4 | 29 | — | 29 | 2.14 | 3.5 | 3.01 | 3.2 | — | 4.2 | 9.5 | 5.1 | 5.06 | 7.5 | — | 11.7 | 11.64 | 8.6 | 8.07 | 10.7 | — | 15.9 |
July | 0.77 | 0.43 | 1.25 | 1.35 | 40 | 72.19 | 26 | 38.8 | 38 | 74.91 | 1.52 | 3.65 | 1.96 | 4.59 | 6.51 | 4.36 | 6.99 | 3.36 | 3.89 | 3.75 | 13.92 | 13.1 | 8.51 | 7.01 | 5.85 | 8.34 | 20.43 | 17.46 |
August | 0.96 | 0.48 | 1.18 | 1.23 | 25 | 56.2 | 12 | 59.3 | 23 | 68.5 | 2..94 | 3.60 | 1.91 | 4.30 | 3.10 | 3.7 | 6.21 | 9.20 | 2.91 | 3.74 | 9.35 | 10.1 | 9.15 | 12.8 | 4.82 | 8.04 | 12.46 | 13.8 |
September | 1.48 | 1.40 | 1.69 | 2.01 | Nil | 86.6 | Nil | 83.6 | Nil | 89 | 3.03 | 4.80 | 2.49 | 4.88 | 2.61 | 5.30 | 8.49 | 6.04 | 4.85 | 3.18 | 7.9 | 8.74 | 11.52 | 10.84 | 7.34 | 8.06 | 10.51 | 14.04 |
October | 2.04 | 2.10 | 2.56 | 2.64 | 46 | 158 | 41 | 135.4 | 137 | 7.2 | 10.6 | 6.86 | 7.66 | 7.35 | 8.65 | 8.07 | 4.7 | 6.10 | 3.94 | 13.34 | 9.9 | 15.27 | 15.3 | 12.96 | 11.6 | 20.69 | 18.6 | |
November | 2.8 | 1.61 | 4.24 | 3.18 | 91 | 47 | 83 | 51 | 88.6 | 5.3 | 3.96 | 6.02 | 4.78 | 6.1? | 5.22 | 2.32 | 3.87 | 2.68 | 12.84 | 12.48 | 8.96 | 7.62 | 7.83 | 8.7 | 17.62 | 18.6 | ||
December | 1.92 | 2.66 | 3.26 | 2.72 | 81 | 41 | 78 | 47 | 81 | 46 | 20.5 | — | 14.2 | 4.96 | 19.28 | 10.63 | 3.93 | 2.36 | 2.85 | 5.40 | 9.95 | 2.62 | 24.43 | 9.52 | 17.05 | 10.36 | 29.23 | 12.65 |
Average for year | 2.06 | 1.76 | 2.63 | 2.43 | 35 | 56.84 | 29 | 56.3 | 33 | 60.3 | 5.86 | 4.4 | 4.79 | 4.68 | 6.82 | 60.4 | 7.17 | 5.61 | 4.2 | 4.11 | 15.99 | 10.43 | 13.04 | 10.3 | 8.99 | 8.8 | 22.81 | 16.34 |