24
REPORT OF THE KING INSTITUTE, GUINDY
Source.
Dates of examination and results.
Remarks on supply.
25. Rameswaram. . . 17 Sep. 1925 . . . 22 Mar. 1926.
Excellent.
lnfn. wells . . . 20 c.c. . . . >60 c.c. . . .
S.R. . . . 2 0 c . c . . . .
>60 c.c.
Dy. system . . . 20 c.c. . . . >60 c. c.
26. Salem . . . 16 Apr. 1925 . . . 7 Oct. 1925.
Bad. The filtration is defective.
When vibrios were present in raw
water they were also present in
filtered water.
Tank water . . . 5 c.c. . . . 0.1 c.c. . . .
F. water . . . 10 c.c.
. . . 5 c.c.
Dy. system . . . 5 c.c. . . . 5 c.c.
Arisi palaiyam tank . . .
. . .
0.01 c.c.
27. Tanjore . . . 23 June 1925 . . . 15 Dec, 1925.
Indifferent and variable.
River water . . .
0.1 c.c. . . . 0.1 c.c. . . .
lnfn. gallery . . . 20 c.c. . . .
5 c.c.
Dy. system . . . 20 c.c. & 5 c.c.
5 c c.
28. Tirupati
. . . 18 Aug. 1925 . . . 19 Feb. 1926.
Good.
lnfn. wells . . . >60 c.c. . . . >60 c.c. . . .
Dy. system 1 . . . 10c.c.
. . . 60 c.c.
Do.
2 . . . 10 c.c.. . . 6 0 c . c .
29. Trichinopoly . . . 17 June 1925 . . . 27 Jan. 1926.
Daily chlorination practised. Supply
good. Distributary system needs
attention.
Tho Cauvery River . . . 0.1 c.c. . . . 1 c.c.
Collecting well . . .
. . .
. . .
Do. No. 1.
. . . 10 c.c. . . .
. . .
" 1-A . . . >60 c.c. . . .
. . .
" 2 . . . 60 c.c. . . .
. . .
" 2-A . . . 60 c.c. . . .
. . .
" 3 . . . 60 c.c. . . .
. . .
Exptl. well . . . 5 c c. . . .
. . .
Chlorinated water at Head
works . . . >60 c.c. . . . >60 c.c.
Dy. system . . . 10 c.c. . . . 10 c.c.
30. Tuticorin . . . 28 Sep. 1925 . . . 17 Mar. 1926.
Very bad. No filtration done. Chlori -
nation advised.
Tank . . . 0.01 c.c.. . . 0.1 c.c. . . .
0.1 c.c. . . .
1 c.c.
31. Vellore . . . 14 May 1925 . . . 12 Nov. 1925.
Ottari tank . . . 1 c.c. . . .
. . .
Indifferent.
Collecting well A . . . 5 c.c. . . .
5 c.c. . . .
Do. B. . . 5 c. c. . . .
3 c.c.
Dy. system 1 . . . 1 c.c. . . .
5 c . c .
Do. 2 . . . 5 c. c. . . . 5 c.c.
32. Vizagapatam . . . 24 June 1925 . . . 7 Jan. 1926 . . .
Bad. For a whole year the sand filters.
have been out of action sot h a t r a w
water has been supplied. Such raw
water is always dangerous however
good its general quality.
Open trench . . .
0 . 1 c . c . . .
. . .
Tank . . . 10 c.c. . . . 5 c . c .
Tap in Waltair . . . 10 c. c. . . .
5 c.c.
Dy. system . . . 60 c.c. . . . 10 c.c.
33. vizianagram. . . 22 & 23 July 1925. 8 & 9 Feb. 1926.
Indifferent.
River water . . . 0.1 c.c. . . . 0.1 c.c.
Infn. gallery . . . 5 c.c. . . . 5 c. c. . . .
Dy. system. . .
1 c.c. . . . 5 c c.
1. Bellary . . . 27 Apr. 1925 . . . 21 Oct. 1925 . . . Chlorinated supply excellent. The
well water is polluted by the Kavalai
system (bullocks with bucket) for
withdrawing water.
Well water . . . 0 .1 c . c . . . . 0.1 c . c . . . .
Do. chi rinated . . . >60 c.c. . . . >60 c.c. . . .
2. Cannanore . . . 30 Aug. 1925 . . . 4 Mar. 1926 . . . Good without chlorinatio
n .
Tope well No. 1 . . . 5 c.c. . . . 5 c.c. . . .
Do. . . . 5 c.c. . . . 29 c c.
3. Coimbatore . . . 12 Aug. 1925 . . . 23 Feb. 1926 . . .
Chlorination not uniformly efficient.
Main well . . . 0.1 c.c. . . . 1 c.c. . . .
Do. chlorinated . . . 1 c. c. . . . >60 c.c. . . .
Garden well No.1 . . . 0.1 c.c. . . . 1 c. c. . . .
Do.chlorinated . . . 60 c.c. . . . 60 c.c. . . .