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.I� <br /> Colorado Mined Land Reclamation <br /> Lab No: W 843 ILab No: W 844 ILab No: W 845 <br /> Parameter Sample ID: * ISample ID: * ISample ID: 77-378 <br /> 1 IBOULDER CK DOWNSTREAM <br /> ------- -- ---f - <br /> ---,�----------- - ;-- " - �-- i---, <br /> --, - <br /> v <br /> conductivity / 9/�p 6. 5 i ��'aa �t 7.1 I r'a A 7. 2 <br /> vity (umhos/cm) 648 I 113 I 110 <br /> --------------------------------- i------------------ I------------------ <br /> I <br /> Major Cations: mg/1 meq/1 I mg/1 meq/1 I mg/1 meq/1 <br /> ------------- ------ --- -- I ------ ------- ----- ----�-- <br /> Calcium 68 3 ,# I 18 0 . 9 I 18 0 . 9 <br /> Magnesium 4 0. 3 I 1 0. 1 1 1 0 .1 <br /> Sodium 2 0. i I 1 0 . 0 I 1 0. 0 <br /> Potassium 3 0.1 i <0 .5 <0 .1 I <0.5 <0.1 <br /> I I <br /> I <br /> Major Anions: I I <br /> ------------- I i <br /> Hydroxide <1 <.0 . 1 I <1 <0 .1 1 <1 <0 . 1 <br /> Carbonate <1 <0 .1 I <1 <0 . 1 I <1 <0 . 1 <br /> Bicarbonate 19 0 . 3 I 32 0 .5 I 35 0. 6 <br /> Chloride 11 0 . 3 I <1 <0. 1 I 2 0 . 1 <br /> Nitrate-nitrogen 2.0 0 . 14 j <0 .1 <0 .1 I <0 .1 <0 . 1 <br /> Sulfate 220' 4 . 7 I 24 0 .5 I 26, 0 .5 <br /> 1 1 <br /> --------------------------------- I------------------ I------------------- <br /> Sum of Cations !meq/1) 5 . 2 1 1. 0 1 1 . 0 <br /> Sum of Anions (meq/1) 5 . 3 I l. 0 I 1. 2 <br /> Total Hardness 187 I 47 I 49 <br /> (mg/l as CaCO3 ) <br /> Total Alkalinity 16 I 26 1 28 <br /> (mg/l as CaCO3) I I <br /> Sodium Absorption 0.1 I 0 .1 I 0.1 <br /> Ratio I I <br /> --------------------------------- I------------------ I------------------- <br /> Additional Parameters: (mg/1) I I <br /> -------------------- I i <br /> Phosphorus <0 , 1 ; <0 .1 I <0 . 1 <br /> Aluminum 0 . 7 J <0 .1 I 0 . 1 <br /> Iron 2k,51 j 0.15 I 0 . 19 <br /> Manganese j27. 60 j 0 .01 I 0 . 28 <br /> Copper 0 . 04 ; <0 .01 j <0 . 01 <br /> Zinc f. 61 I 0 . 02 i 0 . 17 <br /> Nickel 0 . 01 <0 . 01 I <0 . 01 <br /> r4olybdenum <0 . O1 I 110 .01 I <0 . 01 <br /> Cadmium 0 . 01 ► <0 . 01 I <0 . 01 <br /> Chromium 0 . 02 I <0 .01 I <0 . 01 <br /> Strontium 0 . 161 I 0 .17 I 0 . 17 <br /> Boron 0 . 01 i �,0 .01 I <0 .01 <br /> Barium 0 . 03 I 0 . 01 I 0 . 01 <br /> Lead J . l� I <0 . 05 I :0 . 05 <br /> ;I 843a - 77-3 7 8 �G US DISCIIAP,GS I ]44a - 77-378 BOULDER CK '.'S <br /> u43 = 77-37�3 E-G How cis. j 44 = 77-367 BOULDER CK VS <br />