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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(Expressed as Microgrammes per Cubic Metre)
Month | Highest Daily Reading | Monthly Average | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Smoke | Sulphur Dioxide | Smoke | Sulphur Dioxide | |||||||||
Brentford | Chiswick Heathfield Terrace | Chiswick Staveley Road | Brentford | Chiswick Heathfield Terrace | Chiswick Staveley Road | Brentford | Chiswick Heathfield Terrace | Chiswick Staveley Road | Brentford | Chiswick Heathfield Terrace | Chiswick Staveley Road | |
Jan. | 1056 | 952 | 1180 | 1075 | 1068 | 1209 | 238 | 199 | 217 | 299 | 295 | 521 |
Feb. | 300 | 290 | 260 | 948 | 729 | 1086 | 200 | 186 | 173 | 384 | 342 | 517 |
Mar. | 108 | 124 | 109 | 242 | 336 | 324 | 52 | 53 | 52 | 130 | 157 | 147 |
Apr. | 224 | 212 | 216 | 689 | 561 | 848 | 72 | 73 | 65 | 207 | 201 | 248 |
May | 78 | 59 | 52 | 219 | 255 | 247 | 30 | 34 | 26 | 104 | 102 | 102 |
June | 93 | 59 | 75 | 316 | 244 | 324 | 22 | 26 | 20 | 73 | 84 | 88 |
July | 34 | 43 | 34 | 148 | 136 | 187 | 19 | 26 | 17 | 66 | 79 | 81 |
Aug. | 54 | 56 | 59 | 216 | 207 | 349 | 22 | 27 | 17 | 81 | 87 | 89 |
Sept. | 96 | 106 | 88 | 501 | 370 | 485 | 46 | 49 | 43 | 141 | 119 | 127 |
Oct. | 164 | 136 | 172 | 196 | 183 | 315 | 56 | 59 | 54 | 90 | 112 | 120 |
Nov. | 456 | 468 | 492 | 341 | 365 | 538 | 98 | 103 | 96 | 98 | 121 | 183 |
Dec. | 367 | 312 | 384 | 368 | 313 | 702 | 216 | 176 | 194 | 163 | 211 | 435 |
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