114 HALIFAX WATER WORKS. — JOHNSTON. 



in flic Clic/.y innn\il;i. In a I'cpdrt, nn ihc water system of St. 

 .John, X. n., it was found, by experiiiu'iit, that the co-eflicient 

 1(1 U'^e there wa-> »>."». For new ]»ip(' tliis should he about 120, 

 s!) that the di<('har<:c from their i'4 inch main laid in 187.'5 

 would he a little nioi'e than one-half that of a new piix'. The 

 24-in('h and I't-ineh in Halifax lia\c heeii cleaned reii,ularly 

 twice a year for some time, althouiih the usual fall cleaning' 

 Mas oniittecl last year on account of the lowness of the ^vater 

 in the lakes; hut from an inspei'tion of th(^ condition of the 

 pi])es where cut this year, the above co-eiticient (d* <».") is con- 

 siderecl much too low for the mains of the Halifax water- 

 works system, and SO would be nearer the mark, ahhouii,h this 

 is considered a minimum. However, as<nmin_n' SO to l)e 

 a])])lica.ble, the amount of water ilowiuii into the citv on the 

 8tli of danuarv. IIMm;. was ;;.L'NS.(i(>(l .<:allons throuiih the 24- 

 incli main, 4,21)4,<MH) nalldMs throuiiii the 27-inch nutin, and 

 1. »>(»(), ()()() gallons rhrou,i:h the ]r)-inch nuiin, or a total of 

 7,r)S2,(;00 oallons for the low service and 1,000,000 for the 

 liig-li, or 1),1n2,<>00 for the whole, city. Idle day was mild and 

 there had lieeii hut little fr<ist for some days previously. There 

 are l!t,0(»0 consumei-s on the low service and l<i,40() on the 

 hiiih. This would mean an axerairc co.isumption for all the 

 water takei's of i!(i(» gallon- pci- capita ])er da_\', or .■;t)9 _<>'allons 

 |)ei' capita on the low -;er\ice and its uallons per cai)ita on the 

 hiiih. 



Our ])o])nlation as iiiven by the last four census returns is as 

 follow- : — 



]''^71 2!>,.".82 isM :5(i,]00 



181>] :5s.4:57 I'.ioi 40,3:J2 



''Jdie tie'ni'cs toi- jx-i- capita consumption were iiiven for tlie 

 actual nnnd)er nf coMsuniei's. The hettei- and usual practice; is 

 to <i-iv(^ the j)er cajjita consumption for the tctal ixipulation as 

 there may be some industries usinu lar«.(. quantities of water, 

 the employees of which may not be using water for domestic 

 purposes. The figures given a])ove would show a consumption 



