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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Atmospheric 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 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | 1959 | 1958 | |
January | 4.12 | 7.13 | 4.33 | 10.42 | 54 | 60 | 48 | 52 | 49 | 52 | 12.93 | 8.3 | 11.0 | 6.0 | 9.89 | 5.15 | 5.53 | 6.9 | 2.95 | 3.79 | 9.32 | 11.68 | 18.46 | 15.2 | 13.95 | 9.8 | 19.21 | 16.85 |
February | 3.74 | 4.37 | 5.32 | 2 | 52 | 1 | 50 | 2 | 51 | 4.72 | 5.33 | 5.23 | 6.25 | 4.76 | 8.47 | 9.83 | 6.62 | 6.26 | 4.46 | 13.09 | 12.15 | 14.55 | 11.94 | 11.49 | 10.71 | 17.85 | 20.67 | |
March | 2.47 | 3.38 | 3.67 | 4.07 | 48 | 29 | 42 | 25 | 42 | 29 | 5.74 | 5.0 | 1.95 | 5.89 | 7.44 | 5.0 | 5.8 | 9.33 | 4.1 | 5.27 | 19.7 | 9.33 | 11.54 | 14.33 | 6.05 | 11.16 | 27.14 | 14.33 |
April | 1.5 | 1.76 | 2.67 | 1.77 | 52 | 30 | 43 | 20 | 46 | 30 | 2.67 | 4.46 | 2.55 | 5.08 | 5.83 | 5.92 | 5.75 | 14.9 | 4.17 | 36.1 | 16.15 | 12.74 | 8.42 | 19.4 | 6.72 | 14.1 | 21.98 | 18.67 |
May | 1.53 | 0.73 | 1.53 | 2.02 | 8 | 59 | 1 | 48 | 4 | 54 | 3.26 | 5.03 | 2.38 | 3.74 | 3.47 | 4.66 | 10.72 | 4.89 | 3.38 | 4.19 | 50.30 | I7.46 | 13.98 | 9.93 | 7.92 | 53.77 | 22.12 | |
June | 1.39 | 0.89 | 0.87 | 2.0 | 7 | 107 | 4 | 90 | 102 | 2.14 | 10.8 | 3.01 | 6.78 | 7.92 | 9.5 | 8.08 | 5.06 | 3.66 | 17.75 | 11.64 | 18.88 | 8.07 | 10.45 | 25.67 | ||||
July | 0.77 | 1.11 | 1.25 | 1.34 | 40 | 62 | 26 | 43 | 38 | 59 | 1.52 | 5.21 | 1.96 | 11.22 | 6.51 | 6.61 | 6.99 | 16.45 | 3.89 | 3.5 | 13.92 | 20.79 | 8.51 | 21.65 | 5.85 | 14.72 | 20.43 | 27.41 |
August | 0.96 | 0.54 | 1.18 | 1.45 | 25 | 78 | 12 | 52 | 23 | 71 | 2.94 | 0.73 | 1.91 | 0.86 | 3.10 | 0.61 | 6.21 | 5.68 | 2.91 | 3.39 | 9.35 | 11.54 | 9.15 | 6.41 | 4.82 | 4.25 | 12.45 | 12.15 |
September | 1.48 | 1.01 | 1.69 | 2.0 | Nil | 119 | Nil | 108 | Nil | 113 | 3.03 | 0.81 | 2.49 | 0.66 | 2.61 | 11.52 | 8.49 | 3.3 | 4.85 | 2.4 | 7.9 | 7.23 | 11.52 | 4.15 | 7.34 | 3.06 | 10.51 | 18.75 |
October | 2.04 | 1.35 | 2.56 | 2.35 | 46 | 58.5 | 41 | 56.5 | 37 | 58 | 7.2 | 5.38 | 6.86 | 10.89 | 7.35 | 6.36 | 8.07 | 2.32 | 6.10 | 2.24 | 13.34 | 7.29 | 15.77 | 7.70 | 12.96 | 13.13. | 20.69 | 13.64 |
November | 2.8 | 2.9 | 2.79 | 53 | 53.5 | 47 | 57 | 51 | 54 | 3.74 | 16.09 | 3.96 | 9.97 | 4.78 | 18.42 | 5.22 | 9.14 | 3.87 | 2.93 | 12.84 | 8.2 | 8.96 | 25.23 | 7.81 | 12.91 | 17.62 | 26.6 | |
December | 1.92 | 2.94 | 3.2 | 81 | 83 | 78 | 77 | 81 | 79 | 20.5 | 4 4 | 14.2 | 6.9 | 19.28 | 12.75 | 3.93 | 6.86 | 2.85 | 4.56 | 9.95 | 12.52 | 24.43 | 11.3 | 17.05 | 11.46 | 29.23 | 25.27 | |
Average for Year | 2.06 | 1.98 | 3.23 | 35 | 66 | 29 | 56.5 | 33 | 62.5 | 5.86 | 5.96 | 4.79 | 6.19 | 6.82 | 7.78 | 7.17 | 7.87 | 4.2 | 6.37 | 15.99 | 12.39 | 13.04 | 13.83 | 8.99 | 12.56 | 22.81 | 20.17 |