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 West Ham]
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(Extracted from Somerset House Reports.)
Expressed in parts per 100,000.
Temperature— in Centigrade degrees. | Total Solid Matter. | Organic Carbon. | Organic Nitrogen. | Ammonia. | Nitrogen as Nitrates and Nitrites. | Total Combined Nitrogen. | Chlorine. | Total Hardness. | |
---|---|---|---|---|---|---|---|---|---|
December, 1899 | 8.5 | 39.52 | .182 | .023 | .0 | .314 | .337 | 2.1 | 24.5 |
January, 1900 | 5.3 | 35.72 | .220 | .028 | .0 | .230 | .258 | 2.2 | 21.8 |
February ,, | 2.2 | 41.52 | .253 | .026 | .0 | .472 | .498 | 2.1 | 25.7 |
March „ | 7.1 | 39.64 | .176 | .024 | .0 | .366 | .390 | 2.0 | 25.4 |
April „ | 11.5 | 33.92 | .141 | .022 | .0 | .284 | .306 | 2.0 | 21.8 |
May „ | 14.8 | 30.00 | .107 | .020 | .0 | .248 | .268 | 1.9 | 21.2 |
June ,, | 19.8 | 28.48 | .104 | .016 | .0 | .189 | .205 | 1.9 | 20.0 |
July „ | 17.4 | 30.56 | .118 | .020 | .0 | .193 | .213 | 2.0 | 20.6 |
August ,, | 18.0 | 31.60 | .120 | .019 | .0 | .135 | .154 | 2.1 | 19.7 |
September ,, | 16.7 | 32.12 | .085 | .018 | .0 | .158 | .176 | 2.1 | 18.3 |
October ,, | 14.0 | 28.84 | .118 | .013 | .0 | .368 | .381 | 2.0 | 20.3 |
November ,, | 10.7 | 32.52 | .146 | .018 | .0 | .427 | .445 | 2.1 | 21.5 |