33
TABLE I.—Table showing the quantity of pollution in each sample.
N a m e o f j a i l s u p p l y .
Unfiltered or natural waters.
V i b r i o s i n 1 0 0 c c .
T r u e c o l i c o m - m u n i s .
Total
colonies per
cc. on agar
at 37°C.
Lactose fermenters in
20
cc.
10
cc.
5
cc.
1
cc.
.1
cc.
.01
cc.
1,860
+
+
+
+
+
-
-
-
Central Jail, Bellary . . .
2,210
+
+
+
+
+
-
-
-
District Jail, Berhampur . . .
4 , 0 0 0
+
+
+
+
+
-
-
-
3,760
+
+
+
+ +
+
-
-
Do. Cuddalore . . .
320
-
-
-
-
-
-
-
-
3,120
+
+
+
+
+
-
-
-
Central Jail, Cannanore
400
+
+
+
+
-
-
-
-
150
+
+
+
+
-
-
-
-
700
+
+
+
+
+
-
-
-
1,100
+
+
+
+
-
-
-
-
300
+
+
+
-
-
-
-
-
50
+
+
+
-
-
-
-
-
Do. Coimbatore . . .
1,310
+
+
+
+
+
-
-
-
1,520
+
+
+
+
-
-
-
-
District Jail, Palamcottah . . .
580
+
+
+
+
+
-
-
-
4,060
-
-
-
-
-
-
-
-
Central Jail, Rajahmundry . . .
D o . S a l e m . . .
Countless.
+
+
+
+
+
-
-
-
Countless.
+
+
+
+
+
-
-
-
District Jail, Tanjore . . .
720
+
+
+
+
+
-
-
-
1,060
+
+
+
+
+
+
-
-
1,870
+
+
+
+
+
-
-
-
Central Jail, Vellore . . .
280
+
+
+
+
+
+
-
-
1,730
+
+
+
+
+
-
-
-
Average . . .
2,222
+
+
+
+
+
-
-
-
Note.—For the purposos of averages "countless" is taken to be 10.000.
The various quantities of the sample that showed the presence of fœcal bacilli are marked + ; those from which these
organisms were absent, are marked —.
TABLE II.—Tabular Statement of Chemical Analyses.
Parts per 100,000.
Name of jail.
Colour and transparency.
Total
solids.
Hardness.
C h l o r i n e .
A m m o n i a c a l n i t r o g e n .
A l b u m i n o i d n i t r o g e n .
O x y g e n a b s o r p t i o n .
N i t r i c n i t r o - g e n .
Remarks.
T e m - p o r a r y . Perma-nent.
Total.
Colourless and clear . . .
78.000 30.000 15.000 45.000 7.100 Trace 0.011 0.018 1.200 Old well.
Central Jail, Bellary . . .
District Jail, Ber
-hampur.
Slightly yellowish and
hazy.
47.600 17.000 3.000 20.000 6.745 Trace 0.011 0.055 0.750 Jail well.
52.000 24.000 7.000 31.000 5.680 0.003 0.004 0.055 0.950 Quarantine well.
Colourless and clear . . .
White and opaque . . .
46.000 7.500 1.500 9.000 2.485 Trace 0.027 0.09 0.125 Camp well.
District Jail, Cud-
dalore.
White and hazy . . .
17.400 2.500 2.500 5.000 1.065 Trace 0.003 0.019 0.450 Lake well.
Do. . . .
18.000 1.000 2.500 3.500 1.242 Trace 0.003 0.029 0.500 Tap water.
Central Jail, Coim-
batore.
Colourless and clear . . . 208.000 47.500 52.500 100.000 47.925 Trace Trace 0.010 0.650 Old well.
White and opaque . . . 236.000 47.500 62.500 110.000 49.700 Trace 0.007 0.019 1.000 New well.
Central Jail, Canna-
nore.
Colourless and clear . . .
11.000 2.500 3.500 6.000 0.710 Trace Trace 0.018 0.100 Well No. 1.
Do. . . .
12.400 0.500 3.500 4.000 3.195 Trace Trace 0.018 0.150 Well No. 2.
Do. . . .
10.400 3.000 3.500 6.500 0.887 Trace 0.003 0.018 0.075 Well No. 3.
Do. . . .
18.000 6.000 4.000 10.000 2.130 Trace 0.003 0.036 0.225 Well No. 4.
D o . . . .
4.000 l.000 1.000 2.000 0.710 Trace Trace 0.018 0.225 Tope well.
Do. . . .
8 . 0 0 0 0.500 1.500 2.000 2.130 Trace 0.003 0.027 0.125 Tank water.
District Jail, Palam-
cottah.
Do. . . . 33.800 13.000 4.000 17.000 1.420 Trace Trace 0.010 0.175 Well water.
Central Jail, Rajah
-mundry.
Yellowish and hazy . . .
38.000 10.000 6.000 16.000 2.485 0.003 0.017 0.019 0.675 No. 2 well.
Central Jail, Salem.
C o l o u r l e s s a n d c l e a r . . . 104.000 32.500 27.500 60.000 11.360 Trace 0.008 0.036 0.550 Hospital well.
Do. . . .
141.000 32.500 45.000 77.500 13.490 0.003 0.003 0.036 1.850 Kitchen well.
District Jail, Tan-
j o r e .
Do. . . .
1 8 . 0 0 0 1.000 2.500 3.500 1.597 0.003 0.003 0.029 0.225 Pump well.
White and hazy . . .
18.800 1.000 3.000 4.000 1.775 Trace 0.007 0.038 0.200 General well.
Yellowish and opaque . . .
23.000 3.000 4.000 7.000 2.307 0.020 0.007 0.114 0.275 Well (outside).
Central Jail, Vellore
Colourless and clear . . .
97.000 27.500 22.500 50.000 12.070 Trace 0.006 0.018 1.225 General well.
Yellowish and hazy . . . 136.000 30.000 35.000 65.000 18.460 Trace 0.011 0.036 1.700 Kitchen well.