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
Ilford 1906
[Report of the Medical Officer of Health for Ilford]
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82
WATER SUPPLY.
The district is supplied by the Metropolitan Water
Board on all that portion north of the Cranbrook Road, and
including Fencepiece. Analysis has given satisfactory
results.
The other portion of the district is supplied by the South
Essex Water Company. Analyses have been made of this
water during the year, and a typical chemical report is here
appended:—
PHYSICAL EXAMINATION.
Turbidity: Quite bright; no deposit.
Colour: Very faint yellow.
Odour: None.
CHEMICAL EXAMINATION.
| Determinations. | Results in | |
|---|---|---|
| Grains per Gallon. | - Parts per 100,000. | |
| Total Solid Matterdriedat 18odeg.C. | ... | ... |
| Chlorine— | 3.85 | 5.5 |
| Equivalent to Chlorides (6o% Cl.) | 6.4 | 9.2 |
| Nitric Nitrogen— | 0.06 | 0.09 |
| Equivalent to Nitrates (17%N.) | 0.36 | 0.55 |
| Nitrites | None. | None. |
| Hardness: Permanent 3 deg.; Temporary 19 deg.; Total | 22 deg. | ... |
| Lead, Copper, Zinc, Iron | None. | None. |
| Free Ammonia | 0.000 | 0.000 |
| Organic Ammonia | 0.0021 | 0.0030 |
| Oxygen absorbed at 98 F. in 3 hours | 0.0190 | 0.0270 |