London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
City of Westminster 1961
[Report of the Medical Officer of Health for Westminster, City of]
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The results obtained from the two sites are as follows:—
| Month | S02 parts per million Daily Average | |
|---|---|---|
| Monck Street | Churchill Gardens | |
| January | •103 | •100 |
| February | •078 | •090 |
| March | •121 | •116 |
| April | •086 | •088 |
| May | 143 | 143 |
| June | 114 | 114 |
| July | 114 | 143 |
| August | 90 | 117 |
| September | 188 | 248 |
| October | 216 | 253 |
| November | 368 | 373 |
| December | 511 | 544 |
Smoke
Average readings from apparatus sited at Monck Street, and Churchill
Gardens.
By means of this apparatus a measured volume of air is drawn through
a filter paper which removes solid matter from it. The stain thereby
produced is compared with a standard, from which the amount of pollution
is calculated.
Parts per 100 c.m.
Average value
Monck Churchill
Street Gardens
January 14.2 15.2
February 10.0 10.3
March 13.0 15.1
micrograms per cub. metre
April 39.0 75.8
May 17.0 45.0
June 17.0 47.0
July 19.0 37.0
August 23.0 34.0
September 53.0 610
October 87.0 73.0
November 138.0 162.6
December 188.3 353.0