[Report of the Medical Officer of Health for Hayes]
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Table: SUMMARY OF REPORTS OF WATER SAMPLES SUBMITTED FOR BACTERIOLOGICALEXAMINATION, 1936.
SUMMARY OF REPORTS OF WATER SAMPLES SUBMITTED FOR BACTERIOLOGICAL
EXAMINATION, 1936.
Report No. and Date.
Organisms produced on gelatine plates incubated at 20° C. for 3 days.
Organisms produced on agar plates incubated at 37.5° C. for 2 days.
B. Coli.
Streptococci.
CI. Welchii. (spores).
Remarks.
3375822/7/36
526 per c.c.
185 per c.c.
Present in 1 c.c.
Present in 15 c.c.
Present in 100 c.c.
This water contains a considerable number of excremental organisms and at present is not in a fit condition for drinking purposes.
5804428/12/36
102 per c.c.
11 per c.c.
Not found in 100 c.c.
Not found in 30 c.c.
Not found in 100 c.c.
The sample contains no excremental organisms and from a bacteriological point of view is suitable for drinking.
5804528/12/36
130 per c.c.
10 per c.c.
Not found in 100 c.c.
Not found in 30 c.c.
Not found in 100 c.c.
The bacterial count shows some increase as compared with the previous sample, but no excremental organisms are present and the water may be considered fit for drinking purposes.
5804628/12/36
88 per c.c.
17 per c.c.
Not found in 100 c.c.
Not foundin 30 c.c.
Present in100 c.c. Not found in less.
The sample appears to be from a treated supply and afew spores have survived.Taking the result as a whole the water may be regarded as suitable for drinking purposes.
