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<br />- <br /> <br />. ~;~ . <br /> <br />Location <br />Sample Period <br />gj <br />Dolores River at <br />Dolores, Colorado <br />5/56-9/60 (25) <br /> <br />Dolores Ri ver at <br />HcPhee Dam site <br />3/59-10/59 (2) <br /> <br />Disappointment Creek <br />near Dove Creek, Colo, <br />6/53-3160 (13) 2/ <br /> <br />l-' <br />I\) <br />V1 <br /> <br />Dolores River above mouth <br />of San Miguel River <br />4/59-7/60 (4) <br />8/18/60 <br />9/15/60 <br /> <br />San Miguel River <br />near Uravan, Colo. <br />4/59-7/60 (3) <br />8/18/60 <br />9/15/60 <br /> <br />Table 4 <br />Chemical Data--Surface Waterll <br />Total <br />Dissolved <br />Soli ds <br />311 <br />79 <br />:if 128 <br /> <br />384 <br />277 <br /> <br />6,698 <br />If 09 <br />211,030 <br /> <br />5,874 <br />316 <br /> <br />57,767 <br />25,656 <br /> <br />423 <br />307 <br /> <br />1,047 <br />960 <br /> <br />Hardness <br />!!! <br />208 <br />54 <br /> <br />248 <br />188 <br /> <br />2,943 <br />230 <br /> <br />511 <br />165 <br /> <br />2,416 <br />1,418 <br /> <br />261 <br />196 <br /> <br />634 <br />590 <br /> <br />394 <br />77 <br /> <br />Cal- <br /> <br />cium <br />63 <br />22 <br /> <br />69 <br />59 <br /> <br />579 <br />5'7 <br /> <br />111 <br />49 <br /> <br />414 <br />223 <br /> <br />67 <br />55 <br /> <br />137 <br />134 <br /> <br />San J'uan River at 986 <br />Shiprock, New Hex. 114 <br />1/58-3/59 12) 1I 314 <br />1/ Data from Bureau of Reclamation, Region <br />Multiple entries representing maximum and minimum <br />values shown as milligrams per liter. <br />gj Number of samples shown in parenthesis. <br /> <br />"'." <br /> <br />121 <br />23 <br /> <br />Hag- <br />nesium <br />13 <br />1 <br /> <br />19 <br />10 <br /> <br />365 <br />22 <br /> <br />57 <br />10 <br /> <br />327 <br />210 <br /> <br />23 <br />14 <br /> <br />71 <br />62 <br /> <br />22 <br />5 <br /> <br />Sodium <br />2l <br />2 <br /> <br />32 <br />15 <br /> <br />987 <br />34 <br /> <br />1,967 <br />39 <br /> <br />13,800 <br />9,085 <br /> <br />23 <br />13 <br /> <br />4'7 <br />44 <br /> <br />157 <br />8 <br /> <br />Chlo- <br />ride <br />31 <br />4 <br /> <br />25 <br />17 <br /> <br />172 <br />8 <br /> <br />3,013 <br />1,119 <br /> <br />22,052 <br />14,217 <br /> <br />12 <br />19 <br /> <br />35 <br />3 <br /> <br />Sul- <br />fates <br />!!! <br />118 <br />13 <br /> <br />152 <br />70 <br /> <br />3,994 <br />197 <br /> <br />534 <br />49 <br /> <br />2 ,112 <br />1,554 <br /> <br />9 <br />3 <br /> <br />179 <br />122 <br /> <br />588 <br />522 <br /> <br />494 <br />38 <br /> <br />31 \'feighted average salt concentration, <br />4/ Computed. <br />"if No flow September 1960. <br /> <br /> <br />"." <br /> <br />".... <br /> <br />"tl <br />6i <br />t"' <br />H <br />n <br />iJ:1 <br />'" <br />:0- <br />~ <br />::r: <br />CIl <br />i:';j <br />~ <br />() <br />t>1 <br />