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Lupton Lakes Gravel Mine - Ft. Lupton Colorado <br />2007 Water Quality Monitoring <br />• <br />• <br />Groundwater quality monitoring as required by the Division of Minerals and Geolog Permit #M-2004-078 <br /> limits by CRMW09 <br /> Parameters Units CDPHE'~Z Baseline Levels Dec-06 Apr-07 Jul-07 Oct-07 <br /> Arsenic -Dissolved m ;~ <br />9 0.01 <br />- ---- --- ---- ---- <br />d <br />Z' Fecal Coliform ABSENT --- --- U <br />3 <br />rv 00 n,l <br />E C <br />. FIUOfIde mg;L 4 1.4 0.81 0.92 0.69 0.83 <br />` <br />°' c <br />Mercury -Dissolved <br />mg~~ <br />0.002 <br />--- <br />--- <br />---- <br />---- <br />--- <br />._ <br />o Nitrate-N mg,~ 10 29.9 u u o.a o 3s <br />m Chloride mg/I_ 250 263 252.17 252.46 227.6 265.26 <br /> <br />,~ ~ Iron -Dissolved mgr'L 0.3 0.63 0,009 0.068 0.026 0.061 <br /> <br />O C ~ pH units 6.5 - 8.5 -- 7.36 7.12 7.38 ---- <br />v Y <br /> <br />~ c <br />Sulfate <br />mg/t_ <br />250 <br />257 200.7 255.21 232.1 254.8 <br />~ Total Dissolved Solids mg;L 500 1344 1312 1296 1218 1331 <br /> Bicarbonate mg.I --- 662 678.4 603.2 538.1 589.9 <br />~ Calcium -Dissolved mg.t - 214 201.5 214 171.9 ---- <br />m <br />E <br />Carbonate <br />mg/I <br />- <br />0 <br />U <br />U <br />U <br />U <br /> <br />~ Magnesium -Dissolved mg/l - 47 45.6 47.3 40.8 41.2 <br /> <br />4. Sodium -Dissolved mg!I - 190 145.8 186.6 171.8 189.3 <br />c Total Suspended Solids mgn_ - 8015 tooo a2 21 ao2 <br /> <br /> <br />, Total Phosphate mg,'I <br />- <br />-- ---- ---- ---- ---- <br />o <br />Q Turbidity NTU - - 160.5 52 34 137 <br /> Total Extractable Hydrocarbons mg;l_ ---- 0 - - <br /> 2,4-D Ng;~ ----- ---- ---- --- --- ---- <br /> 2,4-DB Ngrt- -- ---- ---- ---- -- ---- <br /> Dalapon Ngil 200 - --- _- ____ __ <br /> Dicamba Ng/~ -- - - -- ---- ---- <br />~ Dichlorprop ug;l 0.52 to 5 ---- - -- ---- -- <br />~ Dinoseb Ng/L 7 -- - - -- ---- <br /> MCPA Ng/L -- -- --- __ __ __-- <br />= MCPP ugn. --- -- -- ---- --- --- <br />- 3,5-Dichlorobenzoic Acid t,gn_ --- ---- - -- ---- --- <br />o <br />;; Chloramben ug;t -- ---- --- --- --- --- <br /> Bentazon Ng!i_ - ---- - ---- ---- - <br />o Picloram Ng/l- - ---- --- - <br />t <br />U DCPA Ng/i. <br />--- <br />---- <br />---- <br />---- <br /> Acifluorfen Ng;L __ ____ ___ ___ <br /> Pentachlorophenol ug;L o.2s to t.o ---- ---- ---- --- <br /> 2,4.5-T l,~rl ----- -- ---- ---- --- <br /> <br />• <br />