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 Islington Borough]
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Concentration of Smoke and Sulphur Dioxide recorded by the
Volumetric Method at the two stations in the Borough
Concentration of Smoke and Sulphur Dioxide recorded by the Volumetric Method at the two stations in the Borough
Station | Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Smoke (micrograms per cubic metre) Public Health Office Town Hall Monthly average | 323,51 | 281,60 | 152.45 | 115.36 | 58.09 | 34.34 | 38.77 | 40.83 | 90.53 | 76.67 | 167.36 | 196.19 |
Highest recording | 1112 | 493 | 325 | 226 | 195 | 72 | 88 | 100 | 276 | 192 | 512 | 380 |
Shelter House Treatment Centre Monthly average | 346.61 | 284.96 | 169.32 | 129.9 | 73.32 | 44.53 | 36.38 | 38.77 | 72.23 | 106.06 | 169.96 | 252.19 |
Highest recording | 1128 | 522 | 405 | 267 | 199 | 132 | 88 | 92 | 132 | 172 | 524 | 492 |
SULPHUR DIOXIDE (Micrograms per cubic metre) Public Health Office Town Hall Monthly average | 460.41 | 439.07 | 289.61 | 217.70 | 131.74 | 96.26 | 116.61 | 107.54 | 146.03 | 223. 58 | 292.23 | 388. 16 |
Highest recording | 2187 | 936 | 686 | 472 | 262 | 415 | 407 | 227 | 446 | 511 | 682 | 646 |
Shelter House Treatment Centre Monthly average | 434.09 | 285.78 | 205.8 | 139.76 | 86.12 | 70.26 | 79.77 | 61.48 | 100.43 | 226.74 | 278.63 | 364. 90 |
Highest recording | 1747 | 640 | 542 | 260 | 171 | 207 | 326 | 113 | 365 | 367 | 597 | 585 |