63
VELLORE.
WATER SAMPLES TAKEN—10TH MARCH 1910.
REMARKS..—The tank now contains 19·94 feet of water. The supply is constant. Practically there was no rain since last analysis.
Bacteriological Analyses.
SAMPLE I..—FROM TANK OR RESERVOIR (UNFILTERED WATER)
C o l o n y n u m b e r s .
Lact ose.
S a c c h a r o s e .
Dul ci t e.Adoni te.Inul i n.
V o g e s a n d P r o s k . Incol.Mot i l i t y.Group.
Name of Bacilli.
Group an
d Remarks.
Total colonies per cc. on agar at 37°—1,890.
Bile salt lactose, medium.
+
-
1 tube of 20 cc. of water taken
1
1
+ +
- - - -
+ +
IV B. 106
Group I, 1.
2 tubes of 10 cc.
2
2 + +
- - -
+
- -
IV B. 112
,, II, nil.
3 ,,
5 cc. ,,
3
3
+ +
- - - - -
IV B. Gasoformans
„ III, nil.
3 ,, 1 c c . , ,
3
4 + +
- - - -
+
-
IV B. Coscoroba
„ IV, 9.
3 ,,
·1 cc. ,,
3
5
+
+
- - - -
+
-
IV
Do.
3 ,,
·01 cc. ,,
1
2
6
+ +
- - -
+
- -
IV B. 112
Class I, nil.
Fœcal bacilli in ·1 cc. and upwards.
7
+
- - - - -
+
-
I B. Vesioulosus
„ II, 6.
8
+ +
-
+
-
+
- -
IV B. Lactis æogenes
No vibrios in 100 cc.
9 +
+
-
+
-
+
- -
IV
Do.
„ III, 1.
10 + +
- - - - - -
IV B. III
Undetermined,
3.
SAMPLE II.—FIRST TAP AFTER FILTRATION.
1
+ + +
- - -
+
-
III B. Neapolitanus
Group I, nil.
2
+ +
-
- - -
+
-
IV B. Coscoroba
,, II, nil.
Total colonies per cc. on agar at 37°—240.
+
-
3
+ +
- - -
+
+ +
IV B. 113
„ III, 1.
4
+
+
- - - -
+ +
IV B. 106
„ IV, 9.
Bile salt lactose, medium.
5 + +
- - - -
+
-
IV B. Cosooroba.
6
+
+
- - - -
+
-
IV
Do.
Class I, nil.
7 + +
- - - -
+
+
IV B. 106
„ II, 9.
1 tube of 20 cc. of water taken
1
1
8 +
+
- - - -
+
-
IV B. Coscoroha
„ III, nil.
2 tubes of 10 cc.
„
1
3
9
+
+
- - - -
+
-
IV
Do.
Undetermined,
3 ,,
5 cc. ,,
3
10
+ +
- - - -
+
-
IV
Do.
1.
3 ,,
1 cc. ,,
3
3 ,,
·1 cc. ,,
3
3 ,,
·01 cc. ,,
3
Fœcal bacilli in 20 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—A TAP AT SYDAPET, THE EASTERNMOST CORNER.
1 + +
- - - -
+
-
IV B. Coscoroba
Group I, 3.
Total colonies per cc.on agar at 37°—2,520.
+
-
2
+ +
- - - -
+
-
IV
Do.
,, II, 1.
Bile salt lactose, medium.
3
+
- - - - -
+
-
I B. Vesiculosus.
„ III, nil.
4
+ +
- - - -
+
-
IV B. Coscoroba.
,, IV, 6.
5
+
- -
+
- -
+
-
I B. Acidi Lactic.
1 tube of 20 cc. of water taken
1
6
+
- - - - -
+
-
I B. Vesiculosus. Class I, 1.
7
+
+
-
+
-
+
- -
IV B. Lactis ærogenes.
,, II, 6.
2 tubes of 10 cc.
,,
2
8
+
-
+
- - -
+
-
II B. Schæfferi.
, , I I I , 2.
3 ,,
5 cc. ,,
3
9
+ +
- - - -
+
-
IV B. Coscoroba. Undetermined,
3 ,,
1 cc. ,,
3
10
+ +
-
+ + + + +
IV
?
1.
3 ,,
·1 cc. ,,
3
3 ,,
·01 cc. ,,
1
2
Fœcal bacilli in ·1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—A TAP NEAR THE VELLORE CANTONMENT RAILWAY
STATON COMPOUNDSTATION COMPOUND
1
+
- - - - -
+
-
I
B. Vesiculosus. Group I, 7.
Total colonies per cep. on agar at 37°-3,150.
+
-
2
+
- - - - -
+ +
I
B. Grunthal..
„ II, 1.
3
+
-
+_
- -
_
-
_
+ +
II B. Colicommunis
„ I I I , n i l . .
Bile salt lactose, medium.
4
+
- - - - -
+ +
I
B. Grunthal
„ IV, 2.
5
+
- - - - -
+ +
I
Do.
6
+ +
-
+
-
+
- -
IV B. Lactis ærogenes.
Class 1, 1.
1 tube of 20 cc. of water taken
1
7
+
- - - - -
+ +
I
B. Grunthal
„ II, 2.
8
+
- - - - -
+ +
I
Do.
„ III, 7
2 tubes of 10 cc.
,,
2
9
+
- - - - -
+ +
I
Do.
3 ,,
5 cc. ,,
3
10
+ +
- - - -
+ +
IV B. 106.
3 ,,
1 cc. ,,
3
3 ,,
·1 cc. ,,
3
3 ,,
·01 cc. ,,
3
Fœcal bacilli in ·01 cc. and upwards.
No vibrios in 100 cc.