[Report of the Medical Officer of Health for Lewisham Borough] page 82

Lewisham 1972

[Report of the Medical Officer of Health for Lewisham Borough]

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Table: BACTERIOLOGICAL RESULTS - YEARLY AVERAGES 1972 WATER SUPPLIED TO THE LONDON BOROUGH OF LEWI SHAM

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BACTERIOLOGICAL RESULTS - YEARLY AVERAGES 1972 WATER SUPPLIED TO THE LONDON BOROUGH OF LEWI SHAM

Source of supply	Number of Samples	20-24 hours at 37° C	3 days at 22° C	Coliform Per cent samples negative in 100 ml	count Count per 100 ml	Escherichia coli count		Aqar plate Coliform E coli count 3er ml count count
						Per cent samples negative in 100 ml	Count per 100 ml	Number ®f Samples	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
						River Thames - derived	8,087	42.3	-	41.94	40.2	56.76	4.0	3,891	10.0	-	99.85	99.97
Bexley	50	0.1	11	99.54	-	100.0	-	253	0.2	27	100.0	100.0
Darenth	251	2.3	20	100.0	-	100.0	-	254	0.7	42	100.0	100.0
Deptford	241	0.1	46	97.93	0.5	99.59	-	247	0.0	43	100.0	100.0
Merton Abbey	1	-	-	100.0	-	100.0	-	1	5.7	-	100.0	100.0
Wilmington	229	1.1	40	99.13	-	100.0	-	234	0.1	25	98.72	100.0