M(1)43
Table X.
BACTERIOLOGICAL ANALYSES OF CHAI WAN WATER SAMPLES.
Date. Description of sample. Index as C.C. Pollution Remarks. 23-7-23. Unfiltered, + 02 Raw water. Filtered, + 2 Much below standard. Tap water, + 10 Not up to standard, Tap water, + 3 Much below standard. 20-8-23. Unfiltered, + 2 Raw water. Filtered, + 12 Up to standard. Tap water, + 12 Up to standard. Tap water, + Below standard. 12-9-23. Unfiltered, 2.5 Raw water. Filtered, .50 Excellent, Tap water, 50 Excellent. Tap water, 50 Excellent. 15-10-23. Unfiltered, 1 Raw water. Filtered, 35 Filtered, 50 Excellent. Tap water, 50 Excellent. Tap water, 50 Excellent. 14-11-23. Unfiltered, + 3 Raw water. Filtered, 50 Excellent. Tap water, 50 Excellent. Tap water, 50 Excellent. 21-12-23. Unfiltered, + 2 Raw water. Filtered, 50 Excellent. Tap water, 25 Satisfactory. Tap water, 25 Satisfactory.-
M (1) 43
Table X.
BACTERIOLOGICAL ANALYSES OF CHAI WAN WATER SAMPLES.
Pollution
Dute.
Description of sample.
Index as
C.C.
Remarks.
23-7-23.
Unfiltered,
+
02
Raw water.
Filtered,
+
2
Much below standard.
A
Tap water,
+
10
Not up to standard,
"}
Tap water,
+.
3
Much below standard.
20-8-23.
Unfiltered,
+
2
Raw water.
Fittered,
+
12 Up to standard.
29
Tap water,
+
12
Up to standard.
"
Tap water,
+
Below standard.
12-9-23.
Unfiltered,
2.5
Raw water.
12
Filtered,
.50
Excellent,
"
Tap water,
50
Excellent.
A
Tap water,
50
Excellent.
15-10-23.
Unfiltered,
j
1
Raw water.
دو
35
Filtered,
50
Excellent.
32
Tap water,
50
Excellent.
Tap water,
50
Excellent.
"
14-11-23.
Unfiltered,
+
3
Raw water.
A
Filtered,
50
Excellent.
>>
Tap water,
50
Excellent.
"
Tap water,
50
Excellent.
21-12-23.
Unfiltered,
+
2
Raw water.
??
Filtered,
50
Excellent.
Tap water,
25
Satisfactory.
Tap water,
25
Satisfactory.
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