149
ADŌ NI.
WATER. SAMPLES TAKEN—5TH NOVEMBER 1912.
Remarks .—The supply is intermittent. There has been about 12.31 inches of rain since last
analysis. The level of water in tank was about 12 feet.
Bacteriological Analyses .
SAMPLE 1.—SPRING.
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 u l i n .
V o g e s a n d O r o s k .
I n d o l .
M o t i l i t y .
G r o u p
N a m e o f B a c i l l i .
G r o u p a n d R e m a r k s .
Total colonies per ca. on agar at. 37° C.—95.
Bile salt lactose medium.
+
-
1
+
+ -
+
-
+ -
-
IV B. Lactis ærogenes. Group I, nil.
1 tube of 20 cc.
...
...
...
1
. . .
2 + + - + - + - - IV
Do.
„ II, nil.
2 tubes of 10 cc.
...
...
2
. . .
3 „ 5 cc.
...
...
...
3
. . . 3 + + - + - + - - IV
Do.
„ III, nil.
3 „ 1 cc.
...
...
...
3
. . . 4 + + - + - + - - IV
Do.
„ IV, 10.
3 „ .1 cc.
...
...
...
2
. . . 1
5 + + - + - + - - IV
Do.
3 „ .
0 1 c c .
. . .
. . .
. .
. . .
. . .
3 6 + + - + - + - - IV
Do.
7 + + - + - + - - IV
Do.
8 + + - + - + -
-
IV
Do.
Class I , nil.
Fœcal bacilli in 1 cc. and upwards.
9 + + - + - + -
-
IV
Do.
„ II , 10.
10 + + - + - + - - IV
Do
„ III, nil.
No vibrios in 100 cc.
SAMPLE II.—TANK OR RESERVOIR.
1 + + - -
- +
-
+ IV B. Cloacæ ... ... Group I, nil.
Total colonies per cc. on agar at 37° C.—2,150.
2 + +
+ - - + -
+ III B. 73
...
...
„ II, nil.
Bile salt lactose, medium.
+
-
3 + + - - - - + - IV B. Coscoroba
...
„ III, 6.
4 + + + - - + - + IlI B. 73
„ I V , 4 .
5
+ + - - - - + + IV B.106.
1 tube of 20 cc.
...
...
...
...
1
. . .
6
+ + + - - + - + III B. 73.
7 + + + - - + - + III Do.
2 tubes of 10 cc.
...
...
8
+ + + - - + - + III Do.
...
... Class I, nil.
2
. . .
3 „ 5 cc.
...
...
...
9 + + + - - + - + III Do.
...
..
.
„ II, 3.
3
. . .
10 + + - - - - + - IV B. Coscoroba ...
„ I I I , 7 .
3 „ 1 cc.
...
...
...
...
3
1
3 „ .1 cc.
...
...
. . .
...
2
1
3 „ .01 cc.
...
...
...
... ...
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE III.—FIRST TAP AFTER SERVICE RESERVOIR.
1
+ + - + - + - - IV B. Lactis ærogenes. Group I, nil .
Total colonies per cc. on agar at 37° C.—3,110.
2 + + - + - + - - TV
Do.
„ II, nil.
3 + + - + - + - - IV
Do.
„ III, 1.
Bile salt lactose, medium.
+
-
4 + + - + - + - - IV
Do.
„ IV, 9.
5
+ + - + - + - - IV
Do.
6
+ + + -- - + - - III B.75.
1 tube of 20 cc.
...
...
...
...
1
...
'7 + + - + - - - - IV B. Gasoformans.
8 + + - - - - + + IV B. 106
...
... Class I, nil .
2 tubes of 10 cc.
...
...
. . .
...
...
2
. . .
3 „ 1cc.
...
...
. . .
...
3
. . .
9 + + - + - + - - IV B. Lactis ærogenes.
„
II, 9.
3 „ 1 cc.
...
...
...
..
3
. . .
10 + + - - - - + + IV B. 106
...
...
„ III, 1.
3 „ .1 co.
...
... . ...
. . .
3
3 „ .01 cc.
...
...
1
2
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.
SAMPLE IV.—TAP IN FRONT OF MUNICIPAL HOSPITAL ( UTSIDE
THE COMPOUND).
1 + + + - - - + - III B. Neapolitanus ... Group I, nil.
Total colonies per cc, on agar at 37° C.—3,620.
2 + + + - - - + - III
Do....
„ II, nil.
3 + + + - - - + - III
Do.
...
„ III, 4.
Bile salt lactose, medium.
+
-
4 + + + - - - + - III
Do.
...
„ IV, 6.
5
+ + - - - - + +
I V B. 106
6 + + - - - - - + + 1V Do.
1 tube of 20 cc. ...
...
...
. . .
1
. . .
7
+ + - - - - + + IV Do.
8 + + - - - - + - IV B. Coscoroba
... Class I, nil.
2 tubes of 10 cc. ...
...
...
. . .
2
. . . 9 + + - - - - + + IV B. 106
...
...
„ I I , 1 0 .
3 „ 5cc....
...
. . .
. . .
3
. . . 10 + + - - - - + - IV B. Coscoroba
„ III, nil.
3 „ 1 cc.
...
. . .
2
1
3 „ .1 cc. ...
...
...
...
. . .
3
3 „ .01 cc. ....
...
...
... ...
3
Fœcal bacilli in 1 cc. and upwards.
No vibrios in 100 cc.