81
KURNOOL.
WATER SAMPLES TAKEN—30TH JUNE 1912.
Remarks.—The Cuddapah-Kurnool Canal was in floods when samples were taken. The supply
is intermittent. There has been about 1.62 inches of rain since last analysis.
Bacteriological Analysis.
SAMPLE I.—WATER FROM A TAP BEFORE IT FALLS INTO THE
SETTLING TANK (CUDDAPAH-KURNOOL 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 .
A d o n i t e .
I n d i n e .
V o g e s a n d P r o s k .
I n d o l .
Mot i l i t y.
Gr oup.
Total colonies per cc. on agar at 37° C.—Countless.
Name of Bacilli.
Group and
Remarks.
Bile salt lactose, medium.
+
-
1 tube of 20 cc.
...
...
...
...
1
...
2 tubes of 10 cc.
...
...
...
...
2
...
1 +
- - - - - + - I B. Vesiculosus
Group 1, 7.
3
„
5 cc.
...
...
...
...
3
... •
2 +
- - - - - + - I
Do
II, nil.
3
„
1 cc.
...
...
...
...
3
...
3 + - - - - - + -
I
D Do.
„
III, 1.
3 „
1
4 + + - - - - + - IV B.
.
..
Coscoroba
„
IV, 2.
75
3
„
.01 cc.
...
...
...
...
...
3
5 +
- - - - + - I B. Vesiculosus.
„
6 +
- - - + +
- I
Do.
7 + + + - - - ± - III B. Neapolitanus.
Fœcal bacilli in .1 cc. and upwards.
8 + - - - - - + - I
B. Vesiculosus
. Class
I, nil.
9 + - -
- - + - I
Do.
...
„
II, 3.
No vibrios in 100 cc.
10 + + - - - - + - IV B. Coscoroba
...
,,
III, 7.
SAMPLE II.—WATER FROM A TAP BEFORE IT PASSES TO FILTER
BEDS (SOUTHERN SETTLING TANK).
1 + + - - - - + - IV B. Coscoroba
... Group I, 3.
2 + + - - - - + - IV
Do.
...
„
II, nil.
3
+ + - + - - +
- IV B. 1C1
...
...
III, nil.
Total colonies per cc. on agar at 37° C.—Countless (13,800). 4 + + - + - - + - IV
Do.
...
...
„
„
IV, 7.
5
+
+- - + - - + - I B. Acidi lactici.
Bile salt lactose, medium.
+
-
6 + + - + - - + - IV B. 101.
7
+ - - + - - + - I B. Acidi lactici.
1 tube of 20 cc.
...
...
...
...
1
•••
8 + + - + - - + - IV B. 101
...
... Class
I, nil
2 tubes of 10 cc.
...
...
._
...
2
...
9 + + - - - - + - IV B. Coscoroba
II, 10.
3
„
5 cc.
...
.
...
...
3
...
10 +
- + - - + - I B. Acidi lactici
...
„
III, nil .
3
1 c c .
. . .
. . .
. . .
. . .
3
3
„ . 1 c c
2
3
„
. 0 1 c c .
. . .
. . .
. . .
. . .
...
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III .—FROM NORTHERN SETTLING TANK.
1
+
-
- - - -
+ +
I B. Grunthal
... Group I, 10.
2 + -
- - - - + + I
Do.
II, nil.
Total colonies per cc. on agar at 37° C.—2,200.
3 + -
- - - - + + I
Do.
„
„
III, nil.
4
+ -
- - - - + + I
Do.
IV, nil .
+
-
5 + -
- - - -
+ + I
Do.
„
Bile salt lactose, medium.
6 + -
- - - -
+ +
I
Do.
7 +
-
- - - -
-
+
I
Do.
1 tube of 20 cc.
•••
•••
•••
1
...
8 + -
- - - - + + I
Do.
... Class
I, nil.
2 tubes of 10 cc.
2
...
9 + -
- - - -
+ + I
Do.
...
.,
II, nil.
3
„
5 cc.
...
...
...
...
3
...
10 + -
- - - -
+ +
I
Do.
...
„ III, 10.
3
„
1
cc.
•••
•••
•••
•••
3
...
3
„
.1 cc.
..
...
...
...
. . .
3
3
„
.01 cc.
...
...
...
...
. . .
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV. —FIRST TAP AFTER SERVICE RESERVOIR.
1 + + - + - + - -
IV B. Lactis ærogenes.
Group I, nil.
2 + + - + - + - - IV
Do.
„
II, nil.
Total colonies per cc. on agar at 37° C.—350.
3 + + - + - + - - IV
Do.
,, Ill, nil.
4 + + - + - - - - IV B. Gasoformans
„
IV, 10.
+
-
5
+ + -
- - -
IV
...
Do.
Bile salt lactose, medium.
6 + +
+ - + - - - - IV
Do.
7 + +
+ - + - - - - IV
Do.
1 tube of 20 cc.
...
...
...
1
. . .
8 + + - + - - - - IV
Do.
... Class
I, nil.
2 tubes of 10 cc.
...
...
..
•..
2
...
9 + +
- + - - - - IV
Do.
„
II, 10.
3
„ 5
cc.
...
...
...
. . .
2
1
10 + + + - + - + - - IV B. Lactis ærogenes.
„ III, nil.
3
„
1 cc.
...
...
...
. . .
1
2
3
„
.1 cc.
...
...
...
...
...
3
3 „ . 01 cc.
3
Fœcal bacilli in 5 cc. and upwards.
No vibrios in 100 cc.