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 Greenwich Borough]
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45
The following tables give the daily mean concentration of smoke
and sulphur dioxide, as calculated on readings taken at the Council's
two stations during 1955:—
Month | Town Hall | Charlton House | ||||
---|---|---|---|---|---|---|
Smoke mg/m3 | Smoke mg/m3 | |||||
Daily Value | Daily Value | |||||
Average | Highest | Lowest | Average | Highest | Lowest | |
June 1955 | .2430 | .6700 | .0190 | .1010 | .5100 | .0360 |
July „ | .1958 | .5099 | .0619 | .1330 | .4690 | .0260 |
August „ | .2619 | .6000 | .1379 | .0858 | .2709 | .0150 |
September „ | .1526 | .5232 | .0064 | .1724 | .4894 | .0147 |
October „ | .4353 | 1.0508 | .0336 | .2781 | .6543 | .0216 |
November ,, | .5818 | 1.4103 | .1579 | .4483 | 1.5944 | .0642 |
December ,, | .5318 | 1.4227 | .1334 | .4416 | 1.5201 | .0615 |
January, 1956 | .6370 | 2.7587 | .1398 | .4476 | 2.3306 | .0761 |
February ,, | .7317 | 2.2191 | .1422 | .4077 | 1.4447 | .0781 |
Month | Town Hall | Charlton House | ||||
---|---|---|---|---|---|---|
Sulphur Dioxide p.p.m. | Sulphur Dioxide p.p.m. | |||||
Daily Value | Daily Value | |||||
Average | Highest | Lowest | Average | Highest | Lowest | |
June, 1955 | .0579 | .1070 | .0074 | .0529 | .0810 | .009 |
July „ | .0692 | .1347 | .0252 | .0385 | .0735 | .018 |
August „ | .0514 | .1130 | .0109 | .0284 | .0517 | .0033 |
September ,, | .0291 | .0593 | .0029 | .0420 | .0844 | .0053 |
October „ | .0722 | .1729 | .0074 | .0893 | .1999 | .0194 |
November „ | .1160 | .2612 | .0066 | .1102 | .2618 | .0202 |
December „ | .1078 | .2970 | .0316 | .0932 | .2848 | .0303 |
Januarv, 1956 | .1761 | .5932 | .0590 | .1328 | .3725 | .0479 |
February „ | .1685 | .3870 | .0976 | .1405 | .3879 | .0684 |
As in previous years I am indebted to Dr. Wilkins, Officer-inCharge
of the Atmospheric Pollution Section of the Government Fuel
Research Station at Blackwall Lane, for permission to make use of
data compiled at the Station and this is introduced in the following
tables:—