32
COCANADA.
WATER SAMPLES TAKEN—18TH MARCH 1912.
REMARKS.—The canal water was not allowed to run into the settling tank, as there was only 5½
feet of water in it. The supply is intermittent. There has been about 1.56
inches of rain since last analysis.
Bacteriological Analyses.
SAMPLE I..—SAMALKOTA CANAL.
Numbe r
Lact ose.
Sa c c ha r os e .
Dul ci t e
Ad o n i t e .
Inuline.
Vo g e s a n d P r o s k .
Indol.
Mot i l i t y.
G r o u p .
Name of Bacilli.
Group
and Remarks.
Total colonies per cc. on agar at 37° C.—4,350.
Bile salt lactose, medium.
+
-
1 tube of 20 cc. . . .
1
. . .
1 + + - - - - + - IV B. Coscoroba.
2 + +
- - - - + - IV
Do. . . . Group I, ni l .
2 tubes of 10 cc. . . .
2
. . .
+ +
- -
- - + - IV
Do. . . .
" II, n i l
.
3
3 " 5 cc. . . .
3
4 + +
- -
- - + - IV
D o . . . .
" I I I ,
n i l .
3 " 1 cc. . . .
3
. . .
+ +
- -
- - + - IV
D o . . . .
IV, 10.
5
3 " .1 cc. . . .
2
1
6 + + - - - - + - IV
D o . . . .
3 " .01 cc. . . .
. . .
3
7 + + - + - - - - IV B. Gasoformans.
8
+ + - + - - + - IV B. 101 . . . Class I, nil .
Fœcal bacilli in .1 cc. and upwards.
9 + + - - - - + - IV B. Coscoroba .
" II, 10.
10 + +
- - - - + - IV
D o . . . .
" I I I ,
n i l
.
No vibrios in 100 cc.
SAMPLE I I.—SETTLING TANK.
1 + + - - - - + - IV B.106.
Total colonies per cc. on agar at 37° C.—1,670.
2 + + - - - - + - IV B. Coscoroba . . . Group I, nil.
3 +
+ - - - -
+ - IV
D o . . . .
" I I ,
n i l .
Bile salt lactose, medium.
+
-
4 + + - - - - + - IV
Do. . . .
" III, nil.
5 + + - + - - - - IV B. Gasoformans . . .
" IV, 10.
6 + + - - - - + - IV B. Coscoroba.
1 tube of 20 cc. . . .
1
. . .
7 + + - + - - - - IV B. Gasoformans . . .
8 + + - + - - - - IV
Do. . . . Class I, nil.
2 tubes of 10 cc. . . .
2
. . .
9 + + - - - - + - IV B. Coscoroba . . .
" II, 10.
3 " 5cc. . . .
3
. . .
10 + + - - - - + -
I V
D o . . . .
" III, nil.
3 " 1 cc. . . .
3
. . .
3 " .1 cc. . . .
3
. . .
3 " .01 cc. . . .
. . .
3
Fœcal bacilli in .1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—TAP IN FRONT OF PUMPING STATION.
1 + + - - - + - + IV B. Cloacæ.
Total colonies per cc. on agar at 37° C.—890.
2
+ + - + - - - - IV B. Gasoformans . . . Group I, nil.
3
+ + -
+ - - -
- IV
Do. . . .
" II, nil.
Bile salt lactose, medium.
+
-
4 + + - + - - - - IV
Do. . . .
" III, 1.
5 + + - + - - - - IV
Do. . . .
" IV, 9.
6
+ + - + - - -
+ IV
?
1 tube of 20 cc. . . .
1
. . .
7 + + - + - - - - IV B. Gasoformans.
8 + + - + - - - - IV
Do. . . . Class I, nil.
2 tubes of 10 cc. . . .
2
. . .
3 " 5 c c . . . .
3
. . .
9
+ + + + - +
- - III B. 67 . . .
" I I , 8 .
3 " 1 cc. . . .
3
. . . 10 + + - + - - + - IV B. 101 . . .
" I I I , 1 .
3 " . 1 c c . . . .
1
2
Undetermined,
1.
3 " .01 cc. . . .
. . .
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—FOUNTAIN NEAR PORT RAILWAY STATION.
1 + + - - - + - + IV B. Cloacæ.
Total colonies per cc. on agar at 37° C.—700.
2 + + - - - + - + IV
Do. . . .
Group I, nil.
3 + + - - - + - + IV
Do. . ..
" II, nil.
Bile Salt lactose, medium.
+
-
4
+ + -
- - - - - IV B. 111 . . .
" III, nil.
5 + + - - - + - + IV B. Cloacæ . . .
IV, 10.
6
+ + - - - + - + IV
Do. . . .
1 tube of 20 cc. . . .
1
. . .
7 + + - - - + - + IV
Do. . . .
2 tubes of 10 cc. . . .
8 + + -
- - - - - IV B. 111 . . .
Class I, nil.
2
. . .
3 " 5 cc. . . .
3
. . .
9
+ + -
- - - - - IV
Do. . . .
n i l .
3 " 1 c c . . . .
3
. . .
10
+ + -
- - - - - IV
Do. . . .
" I I I , 6 .
3 " .1 cc. . . .
. . .
3
Undetermined,
4.
3 " .01 cc. . . .
. . .
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.