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 Greenwich Borough]
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UNDERGROUND WATER SUPPLIES
No. | Situation and Owners. | Depth of Well —Position | Use. | Condition of Water | Remarks. |
---|---|---|---|---|---|
Greenwich Area | |||||
1 | British Oxygen Co. Ltd , Tunnel Avenue. S.E.10. | 200 ft. deep 400 yds. from river. Water drawn at 190 ft. | Drinking. | Bacteriologically a good water; chemically no significant change in composition since March '42; affords no evidence of recent organic pollution and may be considered safe for drinking, but is very hard. | Well completely enclosed and protected from pollution. Samples to be taken quarterly. |
3 | Metropolitan Water Board Pumping Station, Brookmill Rd., S.E.8. | 1500yds. from river. | Do. | Water from combination of wells is tested dally. | This well is in circuit by adit to main pump supply. |
3 | Delta Metal Co. Ltd., Delta Works Tunnel Avenue, S.E.10. | 500 ft. deep 50 yds. from river. Water drawn at 490 ft. | Industrial. | Chemically satisfactory. There is a brace of iron and considerable temporary hardness and salt; no evidence of pollution. | Water used for cooling purposes; there are no drinking points. Well is completely enclosed and protected. |
4 | Christie's Wharf Ltd. Riverside (Lombard Wall) Charlton S.E.7. | 250 ft. deep 300 yds. from river. Water drawn at 30 ft. | Do. | Chemically satisfactory. There is a trace of Iron, the water is very hard, with a high degree of salt. Bacteriologically good; no evidence of recent pollution. | The water is used only for industrial purposes, with no drinking points. The well la in good condition and protected from surface water pollution. |
5 | United Glass Bottle Manufacturers Ltd. Anchor & Hope Lane. Charlton, S.E.7. | No. 2 Well— 300 ft. deep 200 yds. from river. Water drawn at 300 ft. | Do. | Extremely hard water, with a high salt content and traces of iron. | Used for industrial purposes only. Enclosed type, protected from pollution. There are no drinking points. |
6 | Do. | No. 4 Well— 300 ft. deep 150 yds. from river. Water drawn at 300 ft. | Do. | Excessively hard water, very high salt content and heavy in iron. Bacteriologically good. | Used for industrial purposes only. Enclosed type, protected from pollution. There are no drinking points. Only used in emergency as water is too hard. |
7 | Do. | No. 5 Well— 300 ft. deep 250 yds. from river. Water drawn at 300 ft. | Do. | Satisfactory, but hard and a little salt. | In regular use for Industrial purposes only. Enclosed type, protected from pollution. |
8 | S. P. Mumford & Co. Ltd., Greenwich Flour Mills, Deptford Bridge, S.E.10. | 165 ft. deep Very near to Deptford Creek. Water drawn at 36 ft. | Do. | Bacteriologically and chemically there is definite evidence of pollution. The water has a high bacteriological count with B. Coli in 1 cc. | This water is used for commercial purposes and is subject to chlorlnatlon. |
9 | St. Alfege's Hospital, Vanbrugh Hill, S.E.10. | No. 1 Well— 200 ft. deep 400 yds. from river, outside Laundry. | Do. | A hard water, with no evidence of pollution. | This well is used as a reserve supply for the Laundry only. Open type, protected from surface water. |
10 | St. Alfege's Hospital, Vanbrugh Hill, S.E.10. | No. 2 Well— 250 ft. deep 400 yds. from river, under Administrative wing of hospital. | Do. | A hard water, but showing no evidence of recent pollution. | The well is used as a reserve supply to the boiler feed. Protected from surface water. |