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
Chigwell 1972
[Report of the Medical Officer of Health for Chigwell]
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(b) Results of Bacteriological Examination:
| Lee Valley -derived | Chingford Mill | Waltham Abbey | |
|---|---|---|---|
| BEFORE TREATMENT - | |||
| No. of samples | 2,439 | 251 | 250 |
| Agar plate count per ml:-20-24 hours at 37oC | 58.9 | 0.2 | 0.1 |
| 3 days at 22°C | - | 12 | 12 |
| Coliform count:-Per cent. samples negative in 100 ml | 39.93 | 99.60 | 99.60 |
| Count per 100 ml. | 15.3 | - | - |
| Escherichia colicount:-Per cent. samples negative in 100 ml. | 60.00 | 100.0 | 99.60 |
| Count per 100 ml | 3.9 | - | - |
| AFTER TREATMENT - | |||
| No. of samples | 510 | 251 | 251 |
| Agar plate count per ml.:-20-24 hours at 37°C | 13.3 | 0.1 | 0.1 |
| 3 days at 22°C | - | 13 | 9 |
| Coliform count:-Per cent. samples negative in 100 ml. | 99.80 | 100.0 | 100.0 |
| E. coli count:-Per cent samples negative in 100 ml. | 100.0 | 100.0 | 100.0 |
5. SWIMMING POOLS
Periodic visits are made to ascertain the standards of water treatment,
bacteriological control and hygiene. Water samples are taken and advice is
given as necessary.
There are 13 swimming pools within the area situated as follows:-
BUCKHURST HILL:
Roding Valley Tennis Club, 200 Buckhurst Way
CHIGWELL:
West Hatch Technical High School, High Road
Chigwell School, High Road
Chigwell County Primary School, High Road
High View Residential School, Lambourne Road
Buckhurst Hill County High School, Roding Lane
Grange Farm Centre, High Road
Girl Guides' Camp, Lambourne Road
/LOUGHTON:
-25-