156
ABSTRACTED FROM TABLE A
OF THE
Reports on the condition of the Metropolitan Water Supply.
TABLE XV.
E-All London Waters-filtered.
Agar at 37° C. (counted after 20-24 hours).
Samples containing
Number
Month.
of
Average (exclusive of samples.
samples.
containing 100 or more microbes
100 or more microbes
per cc). General results.
2.6 per cc.
per cc.
January
624
February
623
3.2
March
630
2.5
April
630
2.0
19
May
553
2.5
3
"T
June
560
4.6
2
...
July........
August
472
3:0
2
??
491
2.9
3
va
"
September
495
2.6
1
91
October
639
1.3
2
November
683
1.9
1
...
17
December
556
4.0
Averages for
1910
2.7