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 square cms | DEPOSIT GAUGES | ||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Rainfall in inches | Tons per Square Mile per Month | |||||||||||||||||||||||||||||
Soluble | Insoluble | Total | ||||||||||||||||||||||||||||
Jubilee Gardens | Recreation Ground | Railway Allotments | Hortus Cemetery | New Primary School | Railway Allotments | Hortus C:m:tery | New Primary School | Railway Allotments | Hortus Cemetery | New Primary School | Railway Allotments | Hortus Cemetery | New Primary School | Railway Allotments | ||||||||||||||||
1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | 1956 | 1955 | |
January | 2.5 | 1.87 | 1.8 | 3.3I | 87 | 39 | 67 | 29 | 81 | 43 | 8.41 | 4.79 | 6.02 | 6.11 | 9.04 | 7.24 | 4.89 | 7.41 | 4.35 | 4.82 | 11.34 | 13.02 | 13.3 | 12.22 | 10.37 | 10.93 | 20.38 | 20.26 | ||
February | 1.6 | 1.67 | 3.1 | 2.97 | 2 | 24 | 0.3 | 17 | 3.0 | 22 | 2.0 | 4.32 | 4.16 | 2.9 | 1.90 | 4 .40 | 5.16 | 5.87 | 1.67 | 3.03 | 4.77 | 9.60 | 7.16 | 10.19 | 5.84 | 5.93 | 6.67 | 14.0 | ||
March | 1.84 | 1.5 | 3.29 | 2.8 | 19 | 19 | 1 | 15 | 22 | 5 .79 | 7.I4 | 3.71 | 14.33 | 5.18 | 9.13 | 4.25 | 17.06 | 12.43 | 14.92 | 7.96 | 31.39 | 17.61 | ||||||||
April | 1.2 | 0.7 | 2.3 | 1.2 | 21 | 10 | 7 | 22 | 11 | 6.13 | 2.81 | 3.76 | 5.23 | 5.14 | 7.51 | 10.23 | 5.37 | 11.27 | 11.62 | 13.64 | 13.04 | 9.13 | 16.5 | 16.76 | ||||||
May | 0.49 | 0.6 | 1.06 | 1.1 | 3.0 | 88 | 0.4 | 81 | 1.0 | 95 | 2.02 | 19 .3 | 1.96 | 15.2 | 2.45 | 12.1 | 7.18 | 8.8 | 5.74 | 6.o | 10.40 | 10.1 | 9.2 | 28.1 | 7.7 | 21.2 | 12.85 | 22.2 | ||
June | 0.36 | o.5 | 0.89 | 1.3 | 43 | 44 | 40 | 41 | 44 | 46 | 6.13 | 10.95 | 6.51 | 5.8 | 4.69 | 6 .64 | 11.65 | 18.62 | 4.12 | 3.3 | 11.6l | 14.49 | 17.78 | 29.57 | 10.63 | 9.1 | 16 .3 | 21.13 | ||
July | 0.36 | 0.35 | 0.68 | 0.9 | 100 | 93 | 98 | 3.56 | 2.81 | 6.73 | 7.45 | 4.06 | 10.34 | 11 .01 | 6.89 | 17.07 | ||||||||||||||
August | 0.36 | 0.4 | 0.61 | 1.0 | 106 | 15 | 93 | 7 | 100 | 19 | 12.46 | 7.4 | 6.18 | 3.2 | 9.21 | 3.5 | 8.27 | 11.1 | 4.50 | 6.2 | 9.24 | 13.6 | 20.73 | 18.5 | 10.68 | 9.4 | 18.45 | 17.1 | ||
September | 0.57 | 0.35 | 1.31 | 0.7 | 93 | 42 | 91 | 38 | 93 | 45 | 5.47 | 6.7 | 8.15 | 6.7 | 7.10 | 6.7 | 8.33 | 8.7 | 4.37 | 45. | 10.38 | 10.6 | 13. 8 | 15.4 | 12.52 | 11.2 | 17.48 | 17.3 | ||
October | 1.1 | 1.97 | 1.7 | 2.15 | 23 | 89 | 20 | 80 | 22 | 87 | 4.39 | 4.5 | 5.39 | 7.8 | 4.08 | 8.0 | 4.21 | 4.4 | 3.51 | 3.4 | 6.51 | 10.7 | 8.61 | 8.9 | 8.9 | 11.2 | 10.59 | 18.7 | ||
November | 1.3 | 2 .68 | 2.5 | 2.53 | 10 | 34 | 8 | 31 | 10 | 33 | 4.94 | 5.1 | 5.75 | 7.2 | 4.75 | 7.0 | 7.98 | 8.5 | 3.48 | 4.0 | 6.29 | 11.1 | 12.92 | 13.6 | 9.23 | 11.2 | 11.04 | 18.1 | ||
December | 1.6 | 1.84 | 2.1 | 2.85 | 65 | 49 | 63 | 41 | 58 | 45 | 5.67 | 11.27 | 8.74 | 7.44 | 9.11 | 9.25 | 4.43 | 8.64 | 5.67 | 4.37 | 16.89 | 9.68 | 10.1 | 19.91 | 14.41 | 11.81 | 26.0 | 18.92 | ||
Average for Year | 1. 03 | 0.99 | 1.71 | 1.8 | 2.77 | 50 | 41 | 43 | 37 | 46 | 42 | 5.59 | 7.66 | 5.4 | 6.61 | 6.56 | 6.83 | 7.18 | 9.23 | 4.19 | 4.5 | 10.51 | 11.54 | 12.93 | 1694 | 9.55 | 11.11 | 17.05 | 18.37 |