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 Brentford and Chiswick]
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TABLE XIV
Month | Highest Daily Average | Monthly Average | ||||||
---|---|---|---|---|---|---|---|---|
Sulphur Dioxide p.p.m. | Smoke mg/m3 | Sulphur Dioxide p.p.m. | Smoke mg/m3 | |||||
Btfd. | Chis. | Btfd. | Chis. | Btfd. | Chis. | Btfd. | Chis. | |
Jan. | 0.198 | 0.156 | 0.356 | 0.406 | 0.080 | 0.076 | 0.154 | 0.152 |
Feb. | 0.302 | 0.158 | 0.385 | 0.433 | 0.096 | 0.075 | 0.213 | 0.186 |
Mar | 0.144 | 0.137 | 0.257 | 0.296 | 0.065 | 0.060 | 0.115 | 0.098 |
Apr. | 0.118 | 0.094 | 0.303 | 0.162 | 0.056 | 0.046 | 0.080 | 0.078 |
May. | 0.088 | 0.103 | 0.181 | 0.168 | 0.040 | 0.043 | 0.071 | 0.076 |
Jun. | 0.057 | 0.068 | 0.081 | 0.058 | 0.023 | 0.023 | 0.041 | 0.031 |
Jul. | 0.069 | 0.051 | 0.064 | 0.060 | 0.024 | 0.024 | 0.032 | 0.027 |
Aug. | 0.269 | 0.199 | 0.092 | 0.115 | 0.067 | 0.024 | 0.048 | 0.042 |
Sep. | 0.139 | 0.032 | 0.184 | 0.123 | 0.060 | 0.012 | 0.071 | 0.056 |
Oct. | 0.158 | 0.080 | 0.427 | 0.238 | 0.033 | 0.028 | 0.111 | 0.097 |
Nov. | 0.338 | 0.218 | 0.297 | 0.523 | 0.086 | 0.088 | 0.126 | 0.188 |
Dec. | 0.122 | 0.848 | O.361 | 0.665 | 0.074 | 0.119 | 0.203 | 0.219 |
TABLE XV
Summary of Readings taken at the Chiswick Station during the Fog Period - 3rd to 9th December.
Date | Sulphur Dioxide p.p.m. | Smoke mg/m3 |
---|---|---|
3.12.52 | 0.019 | 0.223 |
4.12.52 | 0.074 | 0.665 |
5.12.52 | 0.341 | 0.642 |
6.12.52 | 0.848 | 0.421 |
7.12.52 | 0.309 | 0.351 |
8.12.52 | 0.309 | 0.351 |
9.12.52 | 0.168 | 0.498 |