4
TANJORE.
WATER SAMPLES TAKEN—20TH APRIL 1911.
REMARKS.—There was a small flow of water in the river Coleroon when samples were taken. The supply is intermittent.
There was no rain since last analysis.
Bacteriological Analyses.
SAMPLE I.—(1) FROM THE RIVER-BED.
C o l o n y n u m b e r .
Lact ose.
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 .
V o g e s a n d P r o s k .
I n d o l . Mo t 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.—Countless.
Bile salt lactose, medium.
+
-
1 tube of 20 cc. of water taken ... ...
1
. . . 1 + + - + - + - -
I V B. Lactis ærogenes ... Group I, 7.
2 + -
- - - - + - I B. Vesiculosus
....
„ II, nil.
2 tubes of 10 cc.
...
...
2
. . . 3 + -
- - - - + - I
Do.
„ I I I ,
1 .
3 „
5 cc.
„
3
. . . 4 + + - + - + - - IV B. Lactis ærogenes ... „ IV, 2.
3 „
1 c c .
„ . . .
. . .
3
...
5
+ -
- - - - + -
I B. Vesiculosus.
3 „
.1 cc.
...
...
3
. . .
6 + -
- - - - + - I
Do.
3 „ .01 cc.
„
...
...
1 2
7
+ -
- - - - + - I
Do.
8 + -
- - - - + - I
Do.
... Class I, nil.
Fœcal bacilli in .1 cc. and upwards.
9 + + + + - + - - III B. 67 ...
...
... „
II, 3.
No vibrios in 100 cc.
10 + -
- - - - + -
I B. Vesiculosus
... „ III, 7.
SAMPLE II.—FROM A TAP IN HEAD-WORKS AFTER FILTRATIONS.
1 + + - - -
-
+ - IV B. Coscoroba
... Group I, 7.
2 + -
- - - - + - I B. Vesiculosus
...
„ II, n i l .
Total colonies per cc. on agar at 37° C.—Countless.
3 + -
- - - - + - I
Do.
...
„ III, n i l .
4 + -
- - - - + - I
Do.
...
„ IV, 3.
5 + -
- - - - + - I
Do.
Bile salt lactose, medium.
+
-
6 + -
- - - - + - I
Do.
7 + + - - - - + - IV B. Coscoroba.
1 tube of 20 cc. of water taken
...
...
1
...
8 + + - - - - + - IV
Do.
... Class I, nil.
9 + -
- - - - + - I B. Vesiculosus
...,
„
II, 3.
2 tubes of 10 cc.
„
2
...
10 + -
- - - - + - I
Do.
...
„ III, 7.
3
„ 5 cc. „... ...
3
...
3 „
1 cc.
„
...
..
3
...
3 „
. 1
c c .
„ . . .
...
3
...
3 „
. 0 1 c c .
„ . . .
...
3
...
Fœcal bacilli in .01 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—A TAP IN KODIKAL STREET.
1 + + - - - - + - IV B. Coscoroba
... Group I, 6.
Total colonies per cc. on agar at 37° C.—Cannot be counted
(a large number of colonies growing close together).
2 + -
- - - - + - I B. Vesiculosus
...
„ II, ni l .
3 + -
- - - - + - I
Do.
...
„ III, 1 .
Bile salt lactose, medium.
+
-
4 + -
- - - - + - I
Do.
...
„ IV, 3.
5 + + + + + + - - III B. 67.
1 tube of 20 cc. of water taken ...
...
1
. . . 6 + -
- - - - + - I B. Vesiculosus.
7 + + - - - - + - IV Coscoroba.
2 tubes of 10 cc.
„
2
. . .
8 + -
- - - - + - I B. Vesiculosus
... Class I, nil.
3„
5 c c .
3
. . . 9 + -
- - - - + - I
Do.
...
II, 4.
3 „
1 cc. „
3
. . .
10 + + - - - - + - IV B. Coscoroba
...
„ III, 6 .
3
„ .1 cc. „
1
2
3 „ .01 cc.
„
...
... ...
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—A TAP IN MUNICIPAL OFFICE.
1
+ -
-
- - -
+ - I B. Vesiculosus
... Group I, 10.
Total colonies per cc. on agar at 37° C.—Countless.
2 + - -
- - - + - I
Do.
...
II, nil.
3 + - -
- - - + - I
Do.
...
III, nil.
4 + - -
- - - + - I
Do.
...
„ IV, nil.
Bile salt lactose, medium.
+
-
5 + - -
- - - + - I
Do.
6 + - -
- - - + - I
Do.
7 + - -
- - - + - I
Do.
1 tube of 20 cc. of water taken
...
...
1
. . . 8 + - -
- - - + - I
Do.
...
Class I, nil.
9 + - -
- - - + - I
Do.
...
„ II, nil.
2 tubes of 10 cc.
...
... „
2
...
10 + - -
- - - + - I
Do.
...
III, 10.
3 „
5 cc. „ . . .
...
3
. . .
3 „ 1 cc. „ ... ...
3
...
3 „ .1
cc. „ . . .
3
. . .
3 „
. 0 1 c c „
2 1
Fœcal bacilli in .01 cc. and upwards.
No vibrios in 100 cc.