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 Port of London]
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TABLE 2
FRESH WATER SUPPLY SAMPLE TOTALS & PERCENTAGES
Unfit | Unsat. | Suspic. | Satis. | Good | Excel] | Totals | |
---|---|---|---|---|---|---|---|
Hydrants | _- | 1 | 4 | 1 | 83 | 17 | 106 |
Stand Pipes | - | 6 | 10 | 2 | 101 | 119 | |
Delivery Hose Ends | 6 | 20 | 8 | 48 | 4 | 87 | |
Water Boats | 4 | 6 | 84 | 5 | 99 | ||
Totals | 1 | 17 | 40 | 11 | 316 | 26 | 411 |
Percentages | 0.24 | 4.14 | 9.73 | 2.68 | 76.89 | 6.32 | 100 |
85.89 |
Distribution aboard ships—
Of 60 samples drawn in the crew and passenger accommodation and galleys on board ships:—
6 were excellent
45 were good
3 were satisfactory and
6 were suspicious
Storage aboard ships-
Of 6 samples drawn direct from ships storage tanks:—
2 were excellent
2 were good and
2 were satisfactory
Port Installations-
Of 72 samples drawn from dock offices, dock canteens, drinking fountains, etc.:—
4 were excellent
63 were good
2 were satisfactory and
3 were suspicious
River Thames Passenger Launches—
46 samples were drawn under the Food Hygiene (General) Regulations, 1960 from licensed
bar taps and storage tanks on board River Thames Passenger launches:-
35 were good
5 were suspicious
5 were unsatisfactory and
1 was unfit
Standards used in the Port of London
Quality
Excellent
Good
Satisfactory
Suspicious
Unsatisfactory
Unfit
Plate count per ml.
Nil
Less than 100
Less than 300
More than 300
More than 300
Coliforms per 100 ml.
Nil
Nil
Nil
Less than 5
More than 5
More than 5 and including faecal
coli.
SECTION VI
PUBLIC HEALTH (SHIPS) REGULATIONS 1966
1. List of Infected Areas (Regulation 6)
Arrangements for the preparation and amendment of the list, the form of the list, the persons
to whom it is supplied, and the procedure for supplying it to those persons:—
NO CHANGE
8