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 Acton]
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ESTIMATION OF ATMOSPHERIC SULPHUR BY LEAD PEROXIDE INSTRUMENTS
Weight of SO3 in Milligrams per 100 Square Centimetres per day.
Station | Town Hall | Canham Road | Wells Hse. Road | Bashley Road | Wesley Road | Kendal Avenue | Acacia Road | Borough Average | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month & Year | 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | 1954 | 1955 | 1954 | 1955 |
January | 3.50 | 6.32 | 3.52 | 7.70 | 3.26 | 3.99 | 3.61 | 5.81 | 2.94 | 5.27 | 3.30 | 6.06 | 2.53 | 3.78 | 3.24 | 5.56 |
February | 3.68 | 4.36 | 3.37 | 4.57 | 3.29 | 4.62 | 3.38 | 5.22 | 3.86 | 4.16 | 3.04 | 3.83 | 3.12 | 3.88 | 3.53 | 4.38 |
March | 3.06 | 3.74 | 3.47 | 3.87 | 2.49 | 3.77 | 2.49 | 4.24 | 2.37 | 3.18 | 3.05 | 4.19 | 2.65 | 3.20 | 2.80 | 3.74 |
Winter, (Oc.t–Mar.) | 3.29 | 4.10 | 3.10 | 3.96 | 2.82 | 3.48 | 3.11 | 4.40 | 2.96 | 3.81 | 2.85 | 3.46 | 2.75 | 3.07 | 2.99 | 3.75 |
April | 1.87 | 2.32 | 1.78 | 1.91 | 1.69 | 2.11 | 2.06 | 2.77 | 1.59 | 2.29 | 1.73 | 1.76 | 1.49 | 1.82 | 1.74 | 2.14 |
May | 1.51 | 3.49 | 1.40 | 2.41 | 1.44 | 3.56 | 1.85 | 3.09 | 1.44 | 3.19 | 1.45 | 2.46 | 1.23 | 3.01 | 1.47 | 3.03 |
June | 1.12 | 2.45 | 0.77 | 2.52 | 1.00 | 2.34 | 1.20 | 306 | 1.05 | 2.19 | 0.69 | 2.29 | 0.75 | 2.08 | 0.94 | 2.42 |
July | 1.00 | 1.70 | 0.73 | 1.68 | 0.95 | 1.69 | 1.22 | 2.19 | 0.98 | 1.49 | 0.70 | 1.92 | 0.68 | 1.59 | 0.89 | 1.75 |
August | 1.62 | 2.08 | 1.28 | 1.84 | 1.59 | 1.80 | 1.75 | 2.09 | 1.57 | 1.45 | 1.15 | 1.88 | 1.21 | 1.85 | 1.45 | 1.86 |
September | 1.99 | 1.78 | 1.56 | 1.37 | 1.85 | 1.57 | 2.27 | 2.27 | 2.26 | 1.55 | 1.18 | 1.46 | 1.34 | 2.38 | 1.78 | 1.80 |
Summer (Apr. Sep.) | 1.52 | 2.30 . | 1.25 | 1.95 | 1.42 | 2.18 | 1.72 | 2.58 | 1.48 | 2.03 | 1.15 | 1.96 | 1.12 | 2.12 | 1.38 | 2.16 |
October | 2.47 | 3.16 | 1.53 | 2.52 | 2.36 | 2.52 | 2.56 | 3.90 | 2.32 | 2.72 | 1.33 | 2.42 | 1.59 | 2.42 | 2.02 | 2.81 |
November | 4.09 | 5.16 | 3.06 | 3.91 | 3.13 | 4.03 | 4.05 | 4.62 | 4.34 | 4.21 | 2.74 | 4.34 | 3.14 | — | 3.51 | 4.38 |
December | 3.64 | 3.79 | 2.98 | 3.57 | 303 | 3.36 | 4.53 | 5.29 | 3.58 | 3.74 | 2.62 | 3.00 | 2.82 | 311 | 3.31 | 3.69 |
Monthly Average | 2.46 | 3.36 | 2.12 | 3.16 | 2.17 | 2.95 | 2.58 | 3.71 | 2.36 | 2.95 | 1.91 | 2.97 | 1.90 | 2.65 | 2.22 | 311 |