40
COCANADA.
WATER SAMPLES TAKEN—20TH MARCH 1911.
REMARKS.—There was a small flow of water in the Samalkota Canal when samples were taken. There was no rain since last
analysis. The supply is intermittent.
Bacteriological Analyses.
SAMPLE I.—SAMALKOTA CANAL.
Col ony number . Lactose. Sacchar ose.
Dul ci t e.
Adoni t e. Inulin.
Vo g e s a n d Pr o s k . I ndol . Moti l i ty. Group.
Name of Bacilli.
Group and
Remarks.
Total colonies per cc. on agar at 37° C.—2,240.
Bile salt lactose, medium.
+
-
1 tube of 20 cc.
...
...
... ...
1
. . .
1
+ -
- - - - + - I.
B. Vesiculosus
Group I, 8.
2 tubes of 10 cc. ...
...
... ..
.
2
. . .
2 + + + - - + + - III
?
. . .
„ I I , n i l .
3 „ 5 cc. ...
...
..
.
3
...
3
+ -
- - - - + - I
B. Vesiculosus ...
„ I I I , 2 .
3 „ 1 cc. ...
...
..
.
..
.
3
. . .
4 + -
- - - - + - I
Do.
. . .
„ I V , n i l .
3 „ .1 cc.
..
.
...
...
..
.
...
3
5
+ -
- - - - + - I
Do.
3 „ .01 cc. ... ... ...
. . .
3
6
+ -
- - - - + - I
Do.
7 + + + - - + + - III B.75.
Fœcal bacilli in 1 cc. and upwards.
8
+ -
- - - - + - I B. Vesiculosus ... Class I , n i l .
9 + -
- - - - + - I
Do.
„ I I ,
n i l
.
No vibrios in 100 cc.
10 + -
- - - - + -
Do.
...
„ I I I , n i l . U n d e t e r m i n e d , 1 .
SAMPLE II.—SETTLING TANK.
1 + + - - - - - - IV B. 111 . . .
. . . Group I, ni l .
Total colonies per cc. on agar at 37° C.—242.
2 + + - - - - - -
I V Do.
...
...
„ I I ,
n i l
.
3 + + - - - - - - IV
D o .
. . .
. . . „ I I I ,
n i l
.
Bile salt lactose, medium.
+
-
4 + + - - - - - - IV
Do.
...
...
„ IV, 10.
5 + + - - - - - - IV
Do.
6 + + - - - - - - IV
Do.
1 tube of 20 cc.
...
...
...
...
...
1
7
+ + - - - - - - IV
Do.
2 tubes of 10 cc.
... ... ...
...
2
8 + + - - - - - - IV
Do.
...
... Class I, n i l .
3 „
5 cc. ...
...
...
...
1
2
9 + + - - - - - - IV
Do.
„ I I ,
n i l .
3 „ 1 cc.
...
...
...
...
3 „ .1 cc...
...
. . .
... . . .
3
3
10 + + - - - - - - IV
Do.
...
... „ III,n i l
.
Undetermined,
10.
3 „ .01 cc.
...
..,
...
...
. . .
3
Fœcal bacilli present in 60 cc.
Vibrios present in 100 cc.
SAMPLE III.—TAP IN HEAD WATER WORKS.
1 +
+ - + - - - - IV B. Gasoformans
Group I,n i l
.
2 + + - + - - - - IV
Do....
„ I I ,
n i l
.
Total colonies per cc. on agar at 37° C.—362
3 +
+
- + - - - - IV
D o .
. . .
„ I I I ,
n i l
.
4 + + - + - - - - IV
D o .
...
„ I V , 1 0 .
5 + + - + - - - - IV
D o .
Bile salt lactose, medium.
+
-
6 + + - + - - - - IV
Do.
7 + + - + - - - - IV
Do.
8 + + - + - - - - IV
Do.
Class I, nil.
1 tube of 20 cc.
...
...
...
...
1
. . .
9 + + - + - - - - IV
Do.
•••
„ II, 10.
10 + + - + - - - - IV
Do.
. . .
„ I I I ,
n i l .
2 tubes of 10 cc.
...
...
...
...
1
1
„
3 „ 5 cc.
...
...
...
. . .
1
2
3 „1 cc.
...
...
...
...
. . .
3
3 „ .1 cc.
...
...
...
...
...
3
3 „ .01 cc.
...
...
...
...
. . . 3
Fœcal bacilli in 10 cc. and upwads.
No vibrios in 100 cc.
SAMPLE IV.—PILLAR FOUNTAIN NEAR PORT RAILWAY STATION.
1 + + + + -
+
- - III
B. 67 ... ... ...
...
G r o u p I ,
n i l
.
Total colonies per cc. on agar at 37° C.—210.
2 + + + + -
+ - - III
Do.
. . .
„ I I ,
n i l
.
3 + + + + -
+ - - III
D o .
. . .
. . .
. .
.
„ I I I ,
n i l
.
Bile salt lactose, medium.
+
-
4 + + + + -
+ - - III
D o .
. . .
. . .
„ I V ,n
i l
.
5 + + + + -
+ - + III
?
6 + + + + -
+ - - III B. 67
1 tube of 20 cc.
...
...
...
...
...
1
7 + + + + -
+ - - III
Do. ... ...
8 + + + + -
+ - - III
Do. ... . . .
C l a s s I ,
n i l
. „
2 tubes of 10 cc.
...
...
...
...
...
2
9 + + + + -
+ - - III
Do. ... ...
„ I I ,n
i l.
3 „ 5 cc..
...
...
...
...
1
2
1 0
+ + + + -
+ - - III
Do. ... . . .
„ I I I , n i l . U n d e t e r m i n e d . 1 .
3 „ 1 cc.
...
...
...
...
...
3
3 „ .1 cc.
...
...
...
...
...
...
3
3 „ .01 cc.
...
...
...
...
...
3
Fœcal bacilli present in 60 cc.
No vibrios in 100 cc.