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Lupton Lakes Sand and Gravel Mine - Ft. Lupton, Colorado <br />Water Quality Monitoring <br />Groundwater quality monitoring as required by the Division of Minerals and Geology Permit #M-2004-078 <br />• <br /> CRMW-03 <br /> limits by <br /> Parameters Units CDPHE''Z Oct-05 Nov-OS Dec-OS Apr-06 Jul-06 Oct-O6 <br />a; Arsenic -Total m~r~ o.ot -°- ---- ---- ---- ---- <br />~ ~ Fecal Caliform p` ABSENT ---- ---- ---- ---- ---- <br /> ~ <br />m~ <br />ra <br />E _c " <br />Fluoride <br />mq i <br />4 <br />----- <br />0.56 <br />---- <br />---- <br />---- <br />---- <br />~ Y <br />a c <br />. <br />Mercury <br />rr,y l <br />0.002 <br />---- <br />---- <br />---- <br />---- <br />--- <br />` <br />~ <br />Nitrate-N <br />mg ; <br />10 <br />----- <br />32.4 <br />---- <br />---- <br />---- <br />---- <br />d Chloride mc; l 250 ----- 162 --- --- ---- ---- <br />ro ~ Iron -Total m l 0.3 ----- 0.96 ---- ---- ---- ---- <br /> <br />o c ~ <br />pH <br />~~~~~_~ <br />6.5 - 8.5 ----- 7.15 ---- ---- ---- ---- <br />_ <br />~ '~ <br />~ <br /> <br />Sulfate ~ <br /> <br />m n <br /> <br />250 _____ 332 <br />---- <br />---- <br />---- <br />---- <br />~ <br />~ Total Dissolved Solids mat 500 ---- 1170 --- ---- ---- ---- <br /> Bicarbonate mini. ----- 367 - --- ---- ---- <br /> <br />~ <br />~' Calcium -Total rnq l- <br />- <br />-- 140 -- -- - ---- <br />N <br /> <br />°' <br />E <br />Carbonate <br />m~; i <br /> <br />- ___- U ---- ---- ---- -__- <br />`° <br />~ <br />Magnesium -Total <br />my L <br />-- ----- 40 ---- ---- ---- ---- <br />a Sodium -Total mgrl -..--- 180 <br />~ <br />~ <br />Total Suspended Solids <br />n,yr1 <br />- ----- 9700 ---- ---- ---- ---- <br /> <br /> Total Phosphorus m3~t. -- NIA --- --- ---- ---- <br />Q Turbidity N t u ----- 5940 --- ---- ---- --- <br /> Total Extractable Hydrocarbons my'L -- ---' ---- ---- --° - <br />Secondary Drinking Water Standards -Suggested Limits by CDPHE. The secondary maximum contaminant levels are <br />not enforceable, but are intended as guidelines. <br />' Colorado Department of Public Health and Environment (CDPHE) maximum contaminant level (MCL) for Drinking Water <br />`Colorado Department of Public Health and Environment (CDPHE) standards for groundwater <br />"Laborafory results shown in RED HIGHLIGHT exceed MCL or suggested limits <br />CRMW03 has not been sampled after Nov. 2005 because of an obstruction in the well. <br />• <br />