30 
TahJe shouing the numher of bacteria and presence of colon bacilli found in samples taJ:en 
from ‘the inlet of Balecarlia Reservoir — Continued. 
JUNE. 
Number ol bacteria 
per cubic centime- 
ter. 
B. coU in- 
Fermentation in sugar 
broth (c . 
Date. 
(a) 
Filtra- 
tion 
plant. 
(6) 
Agri- 
cultu- 
ral De- 
part- 
ment. 
(f) 
Hygi- 
enic 
Labor- 
atory. 
0.1 c. c. 
1 c. c. 
10 c. c. 
0.1c. 
c. 1 c. c. ; 
10 c. c. 
1907. 
June 1 
o 
420 
61 
4- (a) (&• ... 
+ (a) (b'-.. 
4- 
+ 
A 
3 
9.000 
327 
12.600 
+ (c).... 
4-(a>(bKc) 
4-(al(bl (c 
-1- 
A 
A 
4 
12.000 
317 
14.300 
F (c).... 
4-(a (c)... 
4-(bt(a)(cl 
-f 
A 
A - 
5 
1,145 
11.200 
-l-(a)(c .. 
+ (b)(a)(c) 
+ (a)(b)(c) 
4- 
A 
A 
6 
3, 100 
966 
7.350 
A(a)(c).. 
4-(b)(a)(c) 
4-(a (b)(c) 
- 
A 
A 
7 
3.600 
5.800 
4- (cl. 
^(a)(b)(c) 
-b(b)(c).... 
4-(a)(bl(c) 
+ (a)(b (c) 
A 
s 
1,700 
535 
390 
9 
10 
5-50 
223 
3,500 
4- (a) (6) ... 
+ (a)(b)(c) 
- 
- 
X 
11 
5.50 
1.52 
2,200 
+ (c) 
+ (b)(c).-.. 
- 
-i- 
12 
1,200 
6,6.50 
4-(c) 
4-(c) 
4-(c) 
4- 
_u 
_u 
13 
1,000 
1.S30 
800 
+ (c) 
4-(a)(b)(c) 
4-(a)(b)(c) 
+ 
_u 
14 
600 
648 
4.700 
+ (c) 
+ (a)(b)(c) 
F(a)(b)(c) 
S- 
4- 
15 
490 
S.50 
3.550 
-H(c) 
+ (a)(b)(c) 
4-(o)(b)(c) 
4- 
“T 
-t- 
16 
17 
700 
281 
7.000 
4-(b)(a)(c) 
4-(o)(b)(c) 
4- 
A 
-4 
IS 
3.000 
6.30 
3.900 
+ (a)(c).. 
^(b)(a)(t) 
4-(a (b)(c) 
A 
A 
-i- 
19 
1.100 
270 
1.7.50 
+ («)(?>) - 
-i-(c)(a)(b) 
4-(c) 
- 
A 
20... 
600 
196 
830 
4-(c) 
-F(b)(ci... 
- 
A 
4- 
21 
4.50 
120 
500 
4-(c) 
+ (aUb)(c) 
- 
A 
4- 
1.50 
108 
470 
4- (a) (5)... 
4-(a (6)(c) 
4-(a)(b>(c) 
4-(a (b (c) 
A 
4_ 
24 
4,200 
160 
10, 700 

-r 
-i- 
25 
1.800 
.500 
3.200 
+ (a*(c)-- 
4-(b)(ai(c) 
4-(a (b (c) 
-h 
-r 
4- 
26 
2,900 
340 
3.400 
+ (c' 
4-(b)(c)... 
4-(aKb (c) 
-i- 
-h 
4- 
0“ 
440 
67S 
1. 550 
4- (a) .... 
4-(b'(c (a) 
_ 
— 
-U 
2's 
.300 
.500 
1.900 
4_ 
29 
270 
100 
2, 100 
+ (6)(c)... 
4-(b)(c) . .. 
- 
4- 
4- 
30 
Average 
2,324^ 
4S3A 
! 
4,593-h 
i 
1 
