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 Hillingdon]
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GRIT AND DUST DEPOSITS IN GRAMMES—1966
National Coal Board Depot, West Drayton | Control | Uxbridge Gas Works | Inner London | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Site 1 | Site 2 | Site 3 | Site 4 | ||||||||||
Month | Total | Coal | Total | Coal | Total | Coal | Total | Coal | Total | Coal | Site 1 | Site 2 | Average |
January | 0.29 | 0.15 | 0.23 | 0.09 | 0.18 | 0.05 | 0.23 | 0.16 | — | — | 0.51 | 0.15 | 0.38 |
February | 0.32 | 0.14 | 0.13 | 0.07 | 0.10 | 0.04 | 0.12 | 0.05 | — | — | 0.27 | 0.16 | 0.38 |
March | 0.30 | N | 0.23 | N | 0.26 | N | 0.17 | N | — | — | 0.24 | 0.19 | 0.31 |
April | 0.54 | 0.25 | 0.22 | 0.10 | 0.28 | 0.12 | 0.27 | 0.14 | — | — | 0.20 | 0.14 | 0.43 |
May | 0.73 | N | 0.92 | N | 0.32 | N | 0.23 | N | — | — | 0.17 | 0.11 | 0.38 |
June | 0.28 | 0.15 | 0.29 | 0.14 | 0.17 | 0.06 | 0.15 | 0.10 | — | — | 0.28 | 0.27 | 0.33 |
July | 0.22 | N | 0.24 | N | — | — | 0.25 | N | — | — | 0.18 | 0.15 | 0.32 |
August | — | — | — | — | — | — | — | — | — | — | 0.12 | 0.14 | 0.27 |
September | 0.27 | 0.12 | 0.28 | 0.09 | — | — | 0.22 | 0.12 | 0.17 | 0.02 | 0.18 | 0.21 | 0.25 |
October | 0.16 | 0.03 | 0.16 | 0.03 | — | — | 0.12 | 0.06 | 0.10 | 0.01 | 0.12 | 0.19 | 0.27 |
November | 0.16 | 0.05 | 0.23 | 0.06 | — | — | 0.11 | 0.04 | 0.12 | 0.01 | 0.16 | 0.07 | 0.24 |
December | 0.12 | 0.06 | 0.30 | 0.09 | — | — | 0.10 | 0.03 | 0.13 | 0.02 | 0.09 | 0.05 | 0.20 |
Environmental Health
N. indicates not known