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
Enfield 1965
[Report of the Medical Officer of Health for Enfield]
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WATER SUPPLY
| North Mimms Pumping Station | Borough of Enfield Supply | |
|---|---|---|
| Number of samples examined | 51 | — |
| E. Coli absent/100 mis | — | — |
| E. Coli present in 100 mls. | — | — |
| E. Coli present in 50 mls. | 2 | — |
| E. Coli present in 10 mls. | 21 | — |
| E. Coli present in 1.0 mls. | 17 | — |
| E. Coli present in 0.1 mls. | 10 | — |
| E. Coli present in 0.01 mis | 1 | — |
| Number of samples examined | 51 | — |
| Presumptive Coli Aerogenes absent/100 mls. | — | — |
| Presumptive Coli Aerogenes present in 100 mls. | — | — |
| Presumptive Coli Aerogenes present in 50 mls. | — | — |
| Presumptive Coli Aerogenes present in 10 mls. | 13 | — |
| Presumptive Coli Aerogenes present in 1.0 mls. | 19 | — |
| Presumptive Coli Aerogenes present in 0.1 mls. | 14 | — |
| Presumptive Coli Aerogenes present in 0.01 mls. | 2 | — |
| Presumptive Coli Aerogenes present in 0.001 mis | 3 | — |
| Number of samples examined | 365 | — |
| Presumptive Coli Aerogenes positive in 100 mls. | 1 | — |
| Presumptive Coli Aerogenes positive in 50 mls. | — | — |
| Presumptive Coli Aerogenes positive in 10 mls. | — | — |
| Presumptive Coli Aerogenes positive in 1.0 mls. | — | — |
| Presumptive Coli Aerogenes positive in 0.1 mls. | — | — |
| Presumptive Coli Aerogenes positive in 0.01 mls. | — | — |
| Number of samples examined | — | 50 |