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.Salt Lake City, TScercjs;oL fh%"W- •j fiee of: George D. Keyser, pity com- || mission'er of water supply and water- ? works, show, is getting along during is; the present hot July weather on an 1 average of 200 gallons day. ! ? per person per i This does not iriean that, under; , I [the] present sprinkling regulations, the average family|of five persons is using 1000 gallons pet day in ' the home or around ’ttvl2pw Included in Ihe average. are the ! i.v; •industrial uses to whicfr water is-put, I-V the water consumed-in the business district, and- that somewhat indefi-? ,4 nite, but.probably, very considerable| :: item of waste, through leaky pipes! ,-s and the like before ever the water* v: has a chance to get at the Leaky fau-J cets in the home. , T. | I jjj y Source Revealed j The averag^daily amount of water . going into • the city; maina is. Howl 1 around. 50 second-feet/ Which. brakes | up the total ot c33,000,000 gallons daily I ; turned into tlie; city conduits. The* population served by those conduitel includes, in addition to the inhabi-f tants. of the city proper,' a consider-* able number of homes in Salt Lake) county for which the city is supply-?, ing piped, Wathr for culinary and.do- ;meStic .uses, under its exchange agree-ment., .? ? - Analysis of the records in Commis-| sioner. Keyset’s office shows some! rather startling data'as to the source? of the 50 second-foot supply ih'lhisf exceptionally • drytyear. Only about 13.5 Second-feet out’ off •the 50 come fro^. the stream supply.! The much; discussed. exchange I agtce-fe ments With farmers under Big Cot-j tonwood, Little- Cottonwood • ands Mill Creek- are now yielding - only I L3 . sjeond-feet, • 2.9 . second-feet? - ant} l “c c t l c n ee h»i1 ^, '-a j total of 5.7 second-feet. City. creek I 1 alone is yielding close to that amount,! or 5;.l second-feet, while Emigration! canyon pipeline yielfls-at present .an-J i : Other 1.3, second-feet, 'and. Parley's 1 canyon ts running 2,5;aecdnd-feet, .off which about 1.3 seco;kfr-feet get into! the city’s mains. * . j ; ' CuMnary Supply j . If 5.85 second-feet, the amqbht' of j ! culinary water 'supplied from the I city’s big conduit in the: rural areas to I meet the-exfchange agreements call-1 mg for'water for domestic use, isl .taken from the direct ‘Stream :flbW'|y‘! actually running in the conduit from , - the GottonWoqdSarid Mill Creek, the amount of supply the 'city residences " are: obtaihing'ffom. the' direct stream flow by reason of the agreements is fdund to be a 'minus "quantity.; In other words, the city is supplying wa- 1 ter_ storage to‘ these areas for cull-nary' use, add their ^irrigation de­mand is all over and above, their I - share of the present stream flow. li § 2 n d -possible seasonal, re­ductions* in the' underground supply, tile margin of safety^'even Wltimth,e present Severe r^thtgtidhs'On- lh¥.fiSe of. water, dpes np^-appear students of Jhe situation ta he large, "''gome i^ist. there-is no margin at an, * d ' that, of the drouth continues. tWPeiti-s zens will regret 'the'July use Pf any j storage water, ait' .-v;- SALT LAKE TRIBUNE 7-25-34 , ill The streamSowTin’^ S -c W ^ tbisl week runs around 5i6 -second feet;.| Big, 5'btton'wood, 11.9, and Little Cot-1 tOnwpod 16 second feet. These totals |. §, compare with 16.4, 57.3 and 57.8'sec-1; ond feet for the corresponding week S in 1933, which was almost an aver-1 age year on this watershed-,' > ' 1 " ? Mill cheekfis running' a little more IffeMsBal ‘ | .than, one-third, or 34.1 per cent of finr.;n„ I , , , , , , 5fJJ , , , ‘ I its' ftow of last year; Big CottOnwood ® lll 18 is down to 20.8 per. cent, or about one-fifth, and Little .Cottonwood to 27.7 per \ cent,- or, slightly better than a fourth of its mid-July flow of 19331 Most of . this, water is used. by the farmers for irrigation; ft § i . ' » City creek is keeping-mp best of all five streams, ^witlf aiflpsjrthat is 34.9 per cept'Of the 14:9 second-feet of last year, while Parley's next door to Mill creek; runs 2.5 second feet; which is 14.3 per pent of the flow of mid-July, 193?. Wells Predictive ’ , Making up a rather [typical -con­tribution to .the-city-wate'r-ravins last Monday pf 50.1 second-feet, were 14.1 se.cond-feet from the*' direct flow .of the StreamS,.including the Emigration, canyoii pipe line; 118.3 seborntfeet [of Watpr from-.wgllsy, and 17; 7 second-feet of storage. . If the city were to draw from stor­age at that, rate daily", it.Would run out;of water about September 20. - .As Streams go down, it may -be that-the draft on storage Will be expected to be heavier, unless additional supplies are to be had :froha;"other sources. , Aboh 800 acre-feet out of the pres­ent 310t> acre-feet in storage must be allowed for .the bottoms of the reser- |voirs, Where the water is not desir­able for culinary use, though some­thing more might-, be drawn off In case of a bad fire. I Mountain Dell reservoir in Parley’s canyon at present is supplying 10 to 15 second-feet, or twice that many acre-feet a day. ‘ Late last week, when { parks and schools- and ,gplf courses I were' permitted some water, the -de- Imand ran as high as 23 second-feet, *'or 46 acre-feet.’ The city has not yet reached the 500 acre-feet bto'red in Twin lakes, -but has. drawn Lake Mary, also in Big Cottonwood canyon, down to about 250 acre-feet. Its Ca­pacity is 766 acre-feet and is filled 1 this year to 438.4 acre-feet. • Last Monday the Third East pumps (yielded 11,2 second-feet. The present j use from these pumps, which draw I on the artesian basin near,. Murray, is limited by the demand in that por­tion of the 'city ? which., draws from their main.'/“'This-is, largely residen­tial, with a fair demand in daytime, falling off markedly at.night. Stream Flow Low The eityrthat day drew at the rate of'7.1second-feet'from its pumpNyeils. newly dug. : These wells can now contribute about 11 second-feet to the conduits, . Some;, however, had not been connected 'to the city mains'pn»! that day, and another, with large .pro­duction, was being, used, at least part of the day, to supply, irrigation water within the city, or near it, to holders of quite ancient rights,. Without the well, water, both fiOmf .the artesian basin, obtained' in 1931, J as the result of the activities, of an! advisory committee, and from yari-j .ous new wells developed this year,] (.Salt Lh‘kevGity’2 W^ter^situation this| year would have been extreme in.-j deed. . ' .. ‘ ? 3 j With stream flowt certain to dro