173
KURNOOL.
WATER SAMPLES TAKEN—4TH JANUARY 1913.
Remarks .—About six feet of water was running in the Cuddapah-Kurnool Canal when
samples were taken. The supply is intermittent. The sample was not taken
from the southern settling tank as it was emptied on 3rd December 1912 for
the removal of silt. There has been about 3.45 inches of rain since last analysis.
Bacteriological Analyses.
SAMPLE I.—WATER FROM A TAP BEFORE IT FALLS INTO THE
SETTLING TANK (CUDDAPAH—KURNOOL CANAL).
Number . Lact os e.
Sa c c ha r o s e .
Dul ci t e. Ad o n i t e .
I nul i ne
Vo g e s a n d P r o s k .
Indol.
Mot i l i t y. Gr oup.
Name of Bacilli.
Group and
Remarks.
Total colonies per cc. on agar at 37° C.—3,470.
Bile salt lactose, medium.
+
-
1 tube of 20 cc.
...
...
. . .
. . .
1
. . .
1 + + - + - + - - IV B. Lactis ærogenes... Group I, nil.
2 tubes of 10 cc. ...
...
...
. . .
2
...
2 + + - - - + - - IV B. 112
...
...
„ II, nil.
3 „ 5 cc. ...
...
. . .
. . .
3
...
3 + + - - - + - - IV
Do.
...
. . .
„ III, nil .
3 „ 1 cc. ...
...
. . .
. . .
3
. . . 4
+ + - - - + - - IV
Do.
...
. . .
„ IV, 10.
3 „ .1 cc. ...
...
...
. . .
. . .
3
5 + + - + - + - - IV B. Lactis ærogenes
3 „ .01 cc. ...
...
...
. . .
. . .
3
6
+ + - - -
+ - - IV B. 112.
7 + +
-
- -
+ - + IV B. Cloacæ
. . . Class I, nil.
Fœcal bacilli in 1 cc. and upwards.
8 + + - - - - + - IV B. Coscoroba
. . .
,, II, 3.
9
+ + - - -
+ - + IV B. Cloacæ
. . .
,,
III, 3.
No vibrios in 100 cc.
10 + + - - -
+ - + IV
Do.
. . . Undetermined, .
SAMPLE II.—WATER FROM A TAP BEFORE IT FALLS INTO THE
FILTER BEDS (NORTHERN SETTLING TANK).
1 + + - - - - + - IV B. Coscoroba
... Group I, nil.
Total colonies per cc. on agar at 37° C.—47.
2 + + - - -
- + - IV
Do.
...
„ II, nil.
Bile salt lactose, medium.
+
-
3 + + - - - - + - IV
Do.
...
„ III, nil .
4 +
+ - - -
- + - IV
Do.
...
,, IV, 10.
5
+ + - - -
- +
- IV
Do-
6
+ + - - - -
+ - IV
Do.
1 tube of 20 cc. ...
...
... ...
1
. . .
7 + + - -
- - + - IV
Do.
8 + + - +
- +
- - IV B. Lactis ærogenes... Class I, nil.
2 tubes of 10 cc.
...
...
...
...
1
1
9 + + - - -
+ - - IV B. 112
. . .
...
„ I I , 8 .
3 „ 5 cc.
...
. . .
. . .
. . .
2
1
10 + + - - - + + - IV B. 114
. . .
...
,, III, nil.
3 „ 1 cc.
...
. . .
. . .
. . .
1
2
Undeter
¬mined, 2.
3 „ .1 cc. ...
... ... ...
. . .
3
3 „ .10 cc. ... ... ... ...
. . .
3
Fœcal bacilli in 5 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—FIRST TAP AFTER SERVICE RESERVIOR.
1 + -
- -
-
- + + I
B. Grunthal
Total colonies per cc. on agar at 37° C.—85.
2 + -
- - - - + + I
Do.
... Group I, 10.
3 + - - - - - + + I
Do.
...
„ II, nil.
Bile salt lactose, medium.
+
-
4 + -
- -
-
-
+ + I
Do.
...
„ III, nil.
5 + -
- -
- -
+
+
I
Do.
...
,, IV, nil.
1 tube of 20 cc.
...
...
...
...
1
. . .
6 + - - -
- - + + I
Do.
2 tubes of 10 cc.
...
...
...
...
2
. . .
7 + - - - - - + + I
Do.
3 „
5 cc.
... ... ...
1
2
8 + + - - - - + + I
Do.
... Class I, nil.
3 „ 1 cc.
...
...
...
...
. . .
3
9 + - - - -
- + + I
Do.
...
„ II, nil.
3 „ .1 cc....
... .. .. .
. . .
3
10
+
- - -
-
-
+
+ I
Do.
...
„ III, 10
3 „ .01 cc.
...
...
...
. . .
. . .
3
Fœcal bacilli in 10 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—TAP IN FRONT OF COLLECTOR'S OFFICE.
1 + - - - - - + - I
B. Vesiculosus
Total colonies per cc. on agar at 37° C.—131.
3
+
-
-
- - -
+
- I
Do.
. . .
Group I, 10.
.
Bile salt lactose, medium
+
-
4 + - - - - - + - I
Do.
...
„ III,n i l .
n i l .
5 + - - - - - + - I
Do.
. . .
„ IV, nil
6
+ - - - - -
+ - I
Do.
1 tube of 20 cc.
...
...
...
1
. . .
7 + - - - - - + - I
Do.
8 + - -
- - + - I
Do.
... Class I, nil.
2 tubes of 10 cc.
...
. . .
...
2
. . .
9 + - - - - - + -- I
Do.
„ II, nil.
3 „ 5 cc.
...
...
...
1
2
10 + - - - - -
+ - I
Do.
...
„ III, 10.
3 „ 1 cc.
„ .
...
...
. . .
3
3 „ .1 cc.
...
...
...
...
. . .
3
3 „ .01 cc.
...
...
...
. . .
3
Fœcal bacilli in 10 cc. and upwards.
No vibrios in 100 cc.