TRICHINOPOLY.
WATER SAMPLES TAKEN—8TH JANUARY 1911.
REMARKS.—There was a small flow of water in the Cauvery when samples were taken. The supply is intermittent. There has
been about 17.37 inches of rain since last analysis.
Bacteriological Analyses.
SAMPLE I.—FROM THE RIVER BED OF THE CAUVERY.
C o l o n y n u m b e r .
L a c t o s e . Saccharose.
D u l c i t e .
A d o n i 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 . M o 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.—810.
Bile salt lactose, medium.
+
-
1 tube of 20 cc.
...
...
...
. . .
1
...
1
+ -
-
- -
-
+ -
I B. Vesiculosus
... Group
I, 10.
2 + - - - - - + -
I
Do.
...
„ II, nil.
2 tubes of 10 cc.
. . .
2
...
3
+ -
-
- -
- + -
I
Do.
...
„ III, nil.
3 „ 5 cc.
...
. . .
3
. . .
4
+ -
-
- -
- + -
I
Do.
„ I V ,
n i l .
3 „ 1 cc.
...
...
...
. . .
3
...
5 + - - - - -
+ -
I
Do.
3 „ .1 cc.
...
...
. . .
3
. . .
6 + - - - -
- + -
I
Do.
3 „ .01 cc.
...
...
...
. . .
. . .
3
7 + -
-
- -
- + - I
Do.
8
+ -
-
- -
- + -
I
Do. ... Class I, nil.
Fœcal bacilli in .1 cc. and upwards.
9
+ -
-
- -
- + -
I
Do.
...
„ II,
nil.
10 + -
-
- -
- + -
I
Do.
...
„ III, 10.
No vibrios in 100 cc.
SAMPLE II.—FIRST TAP IN HEADWORKS OF THE INFILTRATION
GALLERY.
1
+ -
- - - -
+
- I B. Vesiculosus
. . . Group
I,1 0 .
2 + -
- - - - +
- I
Do.
„ I I ,
n i l .
Total colonies per cc. on agar at 37° C.—262.
3 + -
- - - - +
- I
Do.
. . .
„ III,
n i l
.
4 + -
- - - - +
- I
Do....
„ IV,nil.
5 + -
- - - - +
-
I
Do.
Bile salt l actose, medium.
+
-
6 + -
- - - - + -
I
Do.
7 + -
- - - -
+ - I
Do.
8 + -
- - - -
+
- I
Do.
... Class I, nil.
1 tube of 20
cc. . . .
. . .
. . .
. . .
1
. . .
9 + - - - - - +
- I
Do.
„ I I .
n i l
10 + -
- - - -
+
- I
Do.
. . .
„ III, 10.
2
. . .
2 tubes of 10 cc. ...
..
...
3
...
3 „ 5 cc. ...
...
...
1
2
3 „ 1 cc.
...
...
...
. . .
3
3 „ .1 cc. ...
...
...
. . .
3
3 „ .01 cc. ...
...
...
...
Fœcal bacilli in 5 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—TAP TO THE SOUTHERN CORNER OF TEPPAKULA
M NEAR CLIVE ' S HOUSE.
1
+ -
- - - -
+ -
I B. Vesiculosus
... Group I, 10 .
2 + - - -
- -
+ -
I
Do.
„ I I ,
n i l.
3 + - - - - - + -
I
Do. ... „ III. nil.
Total colonies per cc. on agar at 37° C.—594.
4
+ -
- - - - + - I
Do.
„ IV. nil.
5
+ -
- - - - + -
I
Do.
Bile salt lactose, medium.
+
-
6
+ - - -
-
- +
- I
Do.
7
+ -
- - - - +
- I
Do.
8
+ - -
- - - + -
I
Do.
. . . Class I,n i l .
1 tube of 20 cc. ...
...
...
...
1
. . .
9
+ -
- - - - + -
I
Do.
„ I I ,nil.
10
+ - - -
- + -
I
Do.
. . .
„ III, 10.
2
. . .
2 tubes of 10 cc. ...
...
...
...
3 „ 5 cc. ..
..
...
. . .
2
1
3 „ 1 cc. ...
...
...
...
3
. . .
3 „ .1 cc
.... . .
...
3
3 „ .01
cc. ...
...
...
...
. . .
3
Fœcal bacilli in 5 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—TAP NEAR RAILWAY STATION.
1
+ -
- -
- - + -
I B. Vesiculosus
... Group I, 10.
2 + - - - - - + -
I
Do.
...
„ II, nil.
Total colonies per cc. on agar 37° C.—237.
3
+ -
- -
- - + -
I
Do.
...
„
III,n i l .
4
+ -
- -
- - + -
I
Do.
„ I V ,ni l.
5
+ -
- -
- - + -
I
Bile salt lactose, medium.
+
-
Do.
6
+ -
- -
- - +
- I
Do.
7
+ -
- -
- - +
- I
Do.
8
+ -
- -
- - +
- I
Do.
... Class I, nil.
1 tube of 20 cc.
...
....
...
. . .
1
. . .
9
+ -
-
- -
-
+ - I
Do.
...
„ II, nil.
1 0 + -
- -
- - + -
I
2 tubes of 10 cc.
...
...
...
. . .
2
. . .
Do.
...
„ III, 10.
3 „ 5 cc.
...
...
..
...
3
. . .
3 „ 1 cc
...
...
..
...
. . .
3
3 „ .1 cc.
...
...
..
...
. . .
3
3 „ .01 cc.
...
...
...
. . .
. . .
3
Fœcal bacilli in 5 cc. and upwards.
No vibrios in 100 cc.