169
OOTACAMUND.
WATER SAMPLES TAKEN—15TH AND 16TH DECEMBER 1912.
Remarks .—All the reservoirs except Marlimund reservoir were fall and overflowing. The level
of water in Marlimund reservoir was about 19 . 10 feet. The supply is constant.
Rainfall since last analysis is as follows :—
Names of reservoirs.
Inches.
.
Dodabetta ...
...
...
...
...
... 27.39
.. .
Tiger Hill ...
. . . .
. . .
. . .
. . . 27.39
Marlimund ...
...
...
...
. —
. . .
. . .
. . . .19.00
Bacteriological Analyses.
SAMPLE I — TAP IN FRONT OF DODABETTA UPPER RESERVOIR.
N u m b e r
L a c o s e
Sacchar os e.
D u l o i t e .
Adoni te. I nul i n.
V o g e s a n d P r o s k .
I n d o l
Moti l i ty
G r o u p
Name of Bacilli.
Group and
Remarks.
Total colonies per cc. on agar at 37° C.—39.
Bile salt lactose, medium.
+ -
1 tube of 20 cc.
...
...
...
. . .
1
...
1
+ -
- - -
-
+ -
I B. Vesiculosus
... Group I, 7.
2 tubes of 10 cc.
...
...
...
. . .
2
. . .
2
+ -
- - -
- + -
1
Do.
...
II, nil.
3
92
5 cc.
...
...
...
...
3
. . .
3
+ -
- - -
- +
-
I
Do.
. . .
,,
Is
III, nil.
3
91
1 cc.
...
...
. . .
2
1
4
+ -
- - -
- + -
I
Do...
IV, 3.
3
,,
.1 cc.
...
...
...
...
. . .
3
5
+ -
- - -
- + -
I
Do.
3
„
'01 cc.
...
...
. . .
. . .
3
6
+ -
- - -
- + -
I
Do.
7 + + - - -
- + - IV B. Coscoroba.
Fœcal bacilli in 1 cc. and upwards.
8 + + - - -
- + - IV
Do.
... Class I, nil .
9 + + - - -
- + - IV
Do.
...
, , I I , 3 .
No vibrios in 100 cc.
10 + -
- - -
- + -
I B. Vesiculosus
...
„ III, 7.
SAMPLE II —TAP IN FRONT OF DODABETTA LOWER RESERVOIR.
Total colonies per cc, on agar at 37° C.— 25.
1 + +
- - - - +
- IV B. Coscoroba
... Group 1, nil.
2 + + +
- - - +
- III B. Neapolitanus ...
„
II, nil .
3 + + — - - - + - IV B. Coscoroba
..
,,
III, 2.
Bile salt lactose, medium.
+
-
4 + + - - - - +
- IV
Do.
IV, 8.
5 + + - - - - +
- IV
Do.
1 tube of 20 cc.
...
...
...
. . .
1
_
...
6 + + - - - - +
- IV
D o
7 + + +
- - - +
- III B. N
Neapo
litanus
2 tubes of 10 cc.
...
..
...
2
...
8 + + - - - - +
- IV B. Coscoroba
... Class I, nil
3 5 c c .
. .
3
. . .
9 + + - - - - +
- IV
Do.
...
„
II, 10.
3
, , 1 cc.
2
1
10 + + - - - - +
- IV
Do.
...
„
III, nil .
3
,,
.1 cc.
...
...
...
...
3
3
„
. 0 1
c c .
. . .
. . .
. . .
. . .
. . .
3
Faecal bacilli in 1 co. and upwards.
No vibrios in 100 cc.
SAMPLE III .— DODABETTA PIPE LINE.
l. + +
- +
- +
- - IV B. Lactis ærogenes. Group I, 3.
2 + - - - - - +
- I B. Vesiculosus
...
II, nil .
Total colonies per cc. on agar at 37° C.—21.
+
-
3 + + +
- - - +
- III B. Neapolitanus ...
III, 1.
4 + +
- +
- +
- - IV B. Lactis ærogenes
, , I V , 6 .
Bile salt lactose, medium.
5 + +
- +
- +
- - IV
Do.
17
1
...
6
+ + - + - + - - IV
Do.
1 tube of 20 cc.
...
...
7 + - - - - - +
- _ I B. V esiculosus.
2
. . .
8 + + - + - + - - IV B. Lactis ærogenes. Class I, nil.
2 tubes of 10 cc.
...
...
...
...
2
1
9
+ + - + - + - - IV
Do.
„
II, 7.
3
22 5cc
...
...
...
...
2
1.
10 + - - - - - +
- I B. Vesiculosus
...
„
III, 3.
3
,, 1cc
...
...
...
...
...
3
3
12.1 cc
...
...
...
...
3
„
.01 cc.
...
...
...
...
1
2
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.— TAP IN FRONT OF TIGER HILL RESERVOIR.
1 + +
- - - +
- - IV B. 112
...
... Group I, nil.
Total colonies per cc. on agar at 37° C.— 47.
+
-
2 + +
- - - +
- - IV
Do.
II, nil.
3 + +
- - - +
- - IV
Do.
...
..
P9
III, nil .
Bile salt lactose, medium.
4 + + - - - +
- - IV
Do.
...
...
„ IV, 10.
1 tube of 20 cc.
...
...
...
...
1
. . .
5
+ + - - - +
- - IV
Do.
6 + + - - - +
- - IV
Do.
2
...
7 + +
- - - +
- - IV
Do.
2 tubes of 10 cc.
...
...
...
3
. . .
8 + + - - - +
- - IV
Do.
...
... Class I, nil.
3
,,5cc....
...
..
.
1
2
3
,,.1cc ...
...
..
.
9 + +
- - - +
- - IV
Do.
...
...
„
II, nil.
3
,,.1cc ...
...
..
.
..
3
10 + + - -
-- + -- - IV
Do.
...
...
,
III, nil.
...
3
Undetermined,
1 0 .
3
„
.01 cc.
...
...
...
...
Fœcal bacilli in 5 cc. and upwards.
No vibrios in 100 cc.