61
COCANADA.
WATER SAMPLES TAKEN —13TH SEPTEMBER 1911.
REMARKS.—There was a small flow of flooded water in the Samalkota Canal when samples were taken. The supply
is intermittent. There has been about 11 .02 inches of rain since last analysis.
Bacteriological Analyses.
SAMPLE I.—SAMALKOTA CANAL.
N u m b e r .
L a c t o s e .
S a c c h a r o s e .
D u l c i t e .
Adoni t e . I n u l i n e .
V o g e s a n d P r o s k .
I n d o l .
M o t i l i t y .
G r o u p .
Name of Bacilli.
Group and Remarks.
l'
Total colonies per cc. on agar at 37° C—2,460.
Bile salt lactose, medium.
+
-
1 tube of 20 cc.
...
...
...
...
1
. . .
1 +
-
- - - - + +
I B. Grunthal
.... Group I, 2.
2 + +
. - . - . . . - +
- + IV B. Cloacæ ...
. . .
II, nil,
2 tubes of 10 cc.
.
...
....
2
. . .
,, III nil,
3 + +
. . - - . - +
- + IV
Do.
. . .
3 ,, 5
cc
...
...
3
. . .
4 + +
. - . - . - +
- + IV
Do.
...
. . .
,, IV, 8.
3
,, 1 c c .
. . .
. . .
. . .
3
. . .
5
+ +
- - - + + + IV B. 113.
3
,,
.1 cc.
...
...
...
...
3
. . .
6 + +
- - - +
- + IV B. Cloacm.
3
„ .01 cc. ... ... ...
. . .
3
Class
I, nil.
7 + +
- - . - +
- + IV
Do.
. . .
8 + +
- - - + + + IV B. 113
. . .
...
II, nil,
Fœcal bacilli in .1 cc. and upwards.
„
III, 8.
9
+ -
- - - - + +
I B. Grunthal
. . .
*No vibrios in 100 cc.
Undetermined,,2,
10 + +
- - - +
- + IV B. Cloacae ...
. . .
SAMPLE II.—SETTLING TANK.
1
+ + -
- - + -
-
IV B.112.
Group I, nil,
Total colonies per cc. on agar at 37° C.—900.
2 + + -
- - +
- . - . IV
Do.
...
...
3 + + -
- - +
- . . - . IV
Do.
. . .
...
, , I I , n i l ,
, , I I I n i l
4
+ + -
- - + - - IV
Do.
. . .
...
1V, 10,
Bile salt lactose, medium.
+
-
5
+ + -
- - + - - IV B. 111
. . .
...
. . .
. . .
6 + +
-
- - + - - IV
Do.
7
+ + -
- - + - - IV. B.112.
Class I, nil,
1 tube of 20 cc.
...
. . .
. . .
1
. . .
8
+ + ++ -
- - + + - . . - . IV
Do.
...
, , I I 1 .
2 tubes of 10 cc.
...
. . .
. . .
2
. . .
9 + + -
+ - . + . . - . . - . IV B. Gasoformans ...
...
, , I I I , n i l ,
10 + +
-
- - + - - IV B. 111
. . .
. . .
3
„
5 cc.
...
. . .
. . .
3
. . . . . .
Undetermined,9,
3
„
1 cc.
...
. . .
. . .
2
1
3 , , . 1 c c
. . .
. . .
. . .
. . .
3
3
„
. 0 1 c c .
. . .
. . .
. . .
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—FROM THE FILTER-BEDS ABOVE THE SAND
SURFACE.
1 + + -
- - + -
- IV B. 112.
Group I, nil,
Total colonies per cc. on agar at 37° C.—1,400.
2 + + -
- - + -
- IV
Do.
...
...
, , I I , n i l.
3 + + -
- - + -
- IV
Do.
. . .
...
, , 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.
Class II, nil,
2 tubes of 10 cc.
...
...
...
...
2
. . .
8 + + -
- - + -
- IV Do.
...
, , I I , n i l,
3
,,
5 cc.
...
...
...
...
3
. . .
9 + + -
- - + -
- IV Do
. . .
...
, , I I I , n i l ,
3
„
1 cc.
. . .
3
. . .
1 0 + + -
- - + -
- IV
Do
. . .
....
Undetermined,10.
3 ,, 01cc
...
. . .
. . .
3
. . .
I
3
„
01 cc.
. . .
3
. . .
1
Fœcal bacilli in .01 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—FILTERED WATER DIRECT FROM THE TELESCOPIC
CHAMBER.
1 + - +
- - - + - II B. Schmfferi.
Group I,3.
2
+ -
- - - - + - I B. Vesiculosus
...
Total colonies per cc. on agar at 37° C.—2,600.
,,
I I , 7 .
3
+ -
- - - - + - I
D o . . . .
4 + -
- - - - + - I
D o . . . .
, , I I I , n i l .
Bile salt lactose, medium.
+
-
,, IV, nil,
5 + - +
- - - + - II B. Schæfferi
...
6 + - + - - - + - II
Do.
7 + - +
- - - + - II
Do.
Class I,7.
1 tube of 20 cc.
...
...
....
. . .
1
. . .
8 + - +
- - - + -
I I
Do.
...
, , I I , n i l .
9 + - + - - - + - II
Do ....
2 tubes of 10 cc.
...
..
•
. . .
2
. . .
,, III, 3 .
10 + - + - - - + - II
Do ....
3
,,
5cc.
...
...
...
. . .
3
. . . . .
3. ,, 1cc
...
...
....
. . .
3
. . .
3
,, 1cc
...
...
....
. . .
3
. . .
3
,,
.01 cc
...
...
...
. . .
3
. . .
Fœcal bacilli in '01 cc. and upwards.
No vibrios in 100 cc.