Show POLLUTION OF BIG BODIES OF WATER TYPHOID CAUSE Interstate waters are the source of ot water supply for tor man many millions of ot people an anti and the number Is constantly growing Sanitary condl- condl in the drainage area aiea of ot the Great Lakes the thc Missouri the tIle Mississippi the tIle Ohio and other great American rivers are arc becoming becoming mo most t Important because of the increased d demands ma made e eon on these waters as source of ot public water supply With the increase In population population pop pop- there I Is an Increase in irs the sewage sewage sew sew- age as-a pollution of these waters as It has been beJ a n. common American custom for tor cities to empty their sewage Into lakes or 01 rivers ers on account aCCO of the low cost coat of ot this method of or disposal Until recently nearl nearly all al American cites cities situated on great waterways furnished furnished fur fur- fished water to their own citizens without filtration n an anti and other treatment and at the same time discharged c Unpurified un- un purified sewage into the same water to pollute tho the water supply of other cities cites situated below them thorn Under these con conditions says sas Dr Allen Alen J. J flu ln of the United States public health service In a recent Issue of or the Journal Journal Journal Jour Jour- nal of ot the American Medical tion ton It is not IlOt strange e that a very high typhoid tr fever tc er cs-er rate prevails In ill these cit cities ie Dr McLaughlin shows that the death rate from t typhoid phol fever per of population is very yer high In the cities located on the Great Lakes and the large lage rivers For instance In 1910 Omaha had a typhoid fever death rate of ot 86 i per Minneapolis 68 i Kansas Kansa City I Iii 1 4 Nashville Tenn S f Milwaukee Hii B By way of ot comparison the death rate In European cities clUes similarly situated sit sit- is ver very ory low Stockholm in 1910 having a a. death rate of ot typhoid te fever cr crot of ot only 1 18 8 p per r Munich 1 l.-J l. 4 Vienna 38 8 London 33 Hamburg the highest having only 1 three Thirty-three leading European cities had In 1910 a total death rate per por of or ty typhoid typhoid typhoid ty- ty fever of ot 66 65 while fifty American Ameri Amen can cities cites of ot or o over cr had an art average death rate from this cause of ot 2 20 25 per After considering erin the tho present conditions conditions con con- of or our interstate waters Dr McLaughlin concludes that It Jt Is practically pro pro-c- pra- pra Impossible to prevent some degree degree de do- gree greet of ot pollution of ot these waters an and that with wih Increase of population this will wi become more difficult Ho ITo lo therefore therefore therefore there there- fore advises filtration or other treatment treatment treatment treat treat- ment of water supply for tor our cities In order to protect the health of the public pub pub- lie lic lc tho thio water supply must be safe for days In the year eal An Any method or plant for tor purification must be bc able to meet this test In Iii spite spie of ot all al methods of ot sewage disposal osal and purification city sewage water supplies will wil occasionally become contaminated so that some tome method of ot water purification which will wi secure safe sate water for or tho the people all al the tho time Is necessary e |