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
Heston and Isleworth 1961
[Report of the Medical Officer of Health for Heston and Isleworth]
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RESULTS OF DAILY VOLUMETRIC MEASUREMENTS OF ATMOSPHERIC POLLUTION
Smoke (Micrograms per cub. metre): Sulphur Dioxide (Micrograms per cub. metre.)
| MONTH | HEALTH DEPARTMENT | HESTON CLINIC | ISLEWORTH CLINIC | HARLEQUIN AVENUE | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Smoke | S.O.2 | Smoke | S.O.2 | Smoke | S.O.2 | Smoke | S. O. 2 | |||||||||||||||||
| m. a. | h.d. r. | l.d. r. | m. a. | h.d. r. | l.d. r. | m. a. | h.d. r. | l.d. r. | m. a. | h.d. r. | l.d. r. | m. a. | h.d. r. | l.d. r. | m. a. | h.d. r. | l.d. r. | m. a. | h.d. r. | l.d. r. | m. a. | h. d. r. | l.d. r. | |
| SEPTEMBER | 33 | 120 | 10 | 63 | 200 | 21 | 38 | 130 | 10 | 62 | 197 | 3 | 33 | 90 | 10 | 70 | 233 | 23 | 83 | 220 | 10 | 88 | 246 | 23 |
| OCTOBER | 74 | 200 | 10 | 110 | 371 | 17 | 66 | 180 | 10 | 85 | 343 | 14 | 65 | 180 | 10 | 115 | 375 | 36 | 83 | 210 | 30 | 116 | 414 | 40 |
| NOVEMBER | 143 | 410 | 20 | 234 | 803 | 62 | 130 | 350 | 20 | 175 | 759 | 31 | 123 | 300 | 20 | 207 | 729 | 74 | 135 | 340 | 30 | 202 | 717 | 54 |
| DECEMBER | 412 | 930 | 30 | 439 | 1052 | 109 | 270 | 690 | 30 | 283 | 755 | 40 | 310 | 750 | 30 | 411 | 1021 | 80 | 288 | 640 | 40 | 462 | 1144 | 94 |
| m. a. - monthly average. h.d.r. - highest daily reading. l.d.r. - lowest daily reading. | ||||||||||||||||||||||||