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 St. Marylebone, Metropolitan Borough]
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TABLE 6.— Nuisances Remedied.
Nuisance Abated or Defect Remedied | Number |
---|---|
Houses damp, dirty or dilapidated | 189 |
Doors, windows, floors, ceilings, sash cords, grates and flues, etc., defective | 293 |
Drain, water-closet and waste pipe stoppages | 88 |
Drains, water-closets and waste pipes defective | 78 |
Insufficient or unsuitable W.C. accommodation | 23 |
Yard, area and wash-house defects | 21 |
Roofs, gutters and rainwater pipes defective | 146 |
Insufficient water supplies | 21 |
Water cisterns dirty or defective | 25 |
Ashpits, dustbins, etc., defective | 78 |
Rubbish accumulations | 70 |
Animal nuisances | 6 |
Miscellaneous | 33 |
Total | 1,071 |
TABLE 7.—Chemical Examination of Water supplied to St. Marylebone—Average Results.
Analysis data | Source of Supply | |
---|---|---|
Hampton | Ashford Common | |
No. of samples | 53 | 53 |
Ammoniacal Nitrogen | 0.041 | 0.066 |
Albuminoid Nitrogen | 0.075 | 0.088 |
Nitrate Nitrogen | 5.0 | 4.4 |
Chlorides as Cl. | 34 | 33 |
Oxygen abs. from KMn04 4 hrs. at 27°C. | 1.06 | 1.16 |
Turbidity units | 0.1 | 0.2 |
Colour (Burgess) scale | 11 | 11 |
Hardness (total) | 268 | 272 |
Hardness (non-carbonate) | 64 | 64 |
pH. Value | 7.6 | 7.7 |
Phosphate as PO4 | 1.4 | 1.3 |
Silicate as SiO2 | 9 | 7 |
Sulphate as SO4 | 60 | 62 |
Natural Fluoride as F | 0.25 | 0.25 |
Magnesium as Mg. | 5 | 5 |
Surface active material as manoxol OT | 0.09 | 0.09 |
Electrical Conductivity (micro-ohms) | 560 | 550 |
TABLE 8.— Bacteriological Examination of Water supplied to St. Marylebone-Average Results after Treatment.
Source of supply | Number of samples | Agar plate count per ml. | Coliform count | E. coli count | |
---|---|---|---|---|---|
20-24 hours at 37°C. | 3 days at 22°C. | Per cent. samples negative in 100 ml. | Per cent. samples negative in 100 ml. | ||
Hampton | 1,109 | 13.4 | - | 100.0 | 100.0 |
Ashford Common | 773 | 16.3 | - | 99.87 | 100.0 |