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<br /> UNITED STATES DEPARTMENT OF THE INTERIOR, GEOLOGICAL SURVEY - Water Re-sources Division r"
<br /> South Platte River at Jul~sburg, Colo., water y$ar Ocwbtlr 1957 to Septelllber 1956 0.,:)
<br /> (Ru..ltai"part.pe'mllli....u"""tuj"di,,ated)
<br /> DJssolvedsolids Noncqr. Specific
<br /> bonate conduct-
<br /> - Silko I~ CokJum M'~ Sodium Potos- Biear- em' Sulfate Clllonde Fluo- Nitrate Bo~ ResJdueotl80.C Hardness ~",d- Per- Sodium- ~"
<br /> dlschcrr<Je (Si02) (Fe) (Ca) neSIUm (No) SlUm .",,, bonate (S04) (Cll ride (N03) {BI Calcu- ~ ness cent adsorption- (mlcromhos ,H lor
<br />Date of coltectlon (ds) (Mq) (KI (HC03) (C03) (n I~" Port, TOllS per Tons COC03 ~ ralio
<br /> '" ,~ 00' ~ dlum ""~
<br /> m!llion (00' do, COC03 at 25"C)
<br />Oct. 1M)1, 1957........... 259 180 304 0 1,5,0 2.11 1,080 720 471 35 2.9 1,960 707
<br />Nov. 1.)0................. 376 188 322 0 1,560 2.12 1,580 740 476 36 ).0 1,970 7.5
<br />n.c. I-Jan. 2, 1958....... 479 26 0.01 195 58 181 15 33l< 0 710 61 0.8 2.6 0.22 1,410 1.460 2.01 1,910 724 450 35 2.9 1.1:!90 7.7
<br />Jan. )-)1................. 949 165 3)8 0 1.420 1.9) ),640 7oJ, 427 )4 2.7 1,840 7.8
<br />P'.b.lM18................. 855 169 )12 0 1.laOO 1.90 3,230 694 4)8 )5 2.8 1,800 8.0
<br />Feb. 19MMar. 7............ 607 17) 304 0 1.460 1.99 2,390 706 457 35 2.8 1,8laO 7.5
<br />Mar. 8-31................. 854 19 .00 175 61 164 II 301 0 681 57 .9 5.8 .2. 1,320 1,430 l.9la 3,300 688 441 34 2.7 1,790 7.8 .
<br />Apr. 1-17................. 1,104 160 278 0 1,340 1.82 3,990 638 410 )5 2.8 1,720 7.4
<br />Apr.l!\o.22................ 669 184 292 0 1,1170 '.00 2,660 694 4S5 37 ).0 1,860 70S
<br />Apr. 23-27................ 693 150 '57 0 1,250 1.70 2.340 592 )81 36 2.7 1,630 7.5
<br />Apr. 28................... 1.360 166 285 0 l,lal0 1.92 5,180 664 430 )5 2.8 1,800 7.6
<br />Apr. 29-May 6............. 1,638 133 .41 0 1,070 1.46 4,7)0 520 322 36 2.5 1,430 7.4
<br />~ 7-10.................. 1,238 148 26) 0 1,210 1.65 L,040 588 312 35 2.7 1.,90 7.)
<br />MaT 11-24................. 4,918 88 ,88 0 7S7 1.03 10,050 )8' 228 J3 2.0 1,060 7.3
<br />~25....A............... 6.L70 6J. 174 0 560 .76 9,780 288 145 J3 1.6 809 7..
<br />May 26-June 7............. 5,228 71 178 0 606 .,' 8,550 312 166 33 1.8 879 70S
<br />JUllO B-1.4................. I,Ola9 112 222 0 902 1.23 2,$50 4SO '.6 35 2.) 1,250 70S --
<br />Jun. 1$-2,3................ 617 20 .OJ, 136 50 143 12 248 0 566 47 .7 .8 .22 1,100 1,170 1.59 1,9SO 551 3l<8 )5 2.7 1,520 7.4 7
<br />JQnO 24................... 552 77 182 0 676 ~92 1,010 332 18) 34 1.8 937 7.4
<br />June 2'M"'O................ m 161 217 0 1.230 1.67 1,780 568 )90 38 2.9 1,610 M
<br />JlllJ'lM2.................. 621 117 197 0 941 1.28 1,580 445 283 ,. 2.4 1,270 70S
<br />July 3-25................. 456 159 .45 0 1,200 1.6) 1,480 566 367 )8 2.9 1,580 7.4
<br />Jul.,. 26................... 468 91 212 0 740 1.01 935 35. 180 ,. 2.l 1,030 7.3
<br />July 27-)1................ 269 156 2)8 0 1,260 1.11 915 582 )87 31 2.9 1.6.30 7.)
<br />lttg. 1-28................. 56.0 143 240 0 1,220 1.66 184 574 J77 35 2.6 1,600 7.4
<br />Aug. 29-Sept. 19.......... 55.5 lSO 242 0 1,260 1.71 189 588 390 ,. 2.7 1,630 7.2
<br />Sept. 20-)0............... 126 30 .01 '167 54 166 15 ,.. 0 671 61 .8 2.6 .25 1,300 1.380 1.88 469 639 42. 3S '.9 1,710 70S 6
<br />WIl1ghted average a...... 908 126 '44 1,060 1.44 2,600 518 )18 35 ,.4 1,400
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