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i~ <br />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 /> Ilmlts by <br />CRMW-05 <br /> Parameters Units CDPHE'~~ Oct-OS Nov-OS Dec-OS Apr-06 Jul•06 Oct-Ofi <br />d Arsernc -Total n,n i_ 0.ot ---- ---- ---- ---- ---- <br />f0 <br />~^ <br />Fecal Coliform `"r'~" ABSENT <br /> <br />----- <br />---- <br />---- <br />---- <br />---- <br />---- <br />3 ,r,~:, ,» ~ <br />ro <br />E c'" <br />. <br />._ <br />Fluoride <br />n~,n i <br />a --- 0.68 ---- ---- ---- Q 93 <br />` <br />a ~ Mercury :~,,, 0.002 ---- ---- ---- ---- ---- <br />~ Nitrate-N ~,:,; i ro ----- 24.6 ----- ----- ---.. 8.51 <br />`m Ctrloride ~~,~~', 250 ----- 146 ---- ---- ---- 94.3 <br />crv ~ Iron -Total ,:,.ri 0.3 ----- 0.87 ---- ---- ---- 69 <br />v <br />o c " <br />pH <br />ui~i;b <br />8.5-8.5 <br />----- <br />7.13 ---- <br />---- <br />---- <br />6.9 <br />U '~ <br />°' ~ <br />Sulfate <br />~~,~>>~ <br />250 ----- 265 ---- ---- ---- 151 <br />~ •~ <br />~ Total Dissolved Solids ,„_~;~ 500 ----- 1030 ---- ---- ---- G48 <br /> Bicarbonate ~,~;; , ---- ----- 299 --- ---- ---- 168 <br /> Calcium -Total ni ; : _.. -__ 130 ---- ---- ---- 81 <br />d <br />d <br />E <br /> <br /> <br />nate <br />Ca <br /> <br />~- <br />n:, <br /> <br />~ <br />----- <br />U <br />---- <br />---- <br />-- <br />- <br />U <br /> g <br />Ma nesium -Total Jr <br />, . -- ----- 29 ---- ---- --- 27 <br />~ <br />a Sodium -Total ,» q;~ ----- 140 ---- ---- ---- 89 <br />f0 <br />~ <br />Total Suspendr~d Solids <br />nw+r_ __--_ 14700 ---- ---- ---- 4650 <br /> <br /> Total Phosphorus ~~ ; ~ ----- <br />N/A <br />---- <br />---- <br />---- <br />---- <br />~° <br />Q <br />urbulity <br />r., <br />t ._... ----- 7950 ---- ---- ---- 1820 <br /> Total E~!rnct.,hlr• I',~ I~~r~~ <br />r <br />L <br />m~.. <br />__ <br />---- <br />---- <br />---- <br />~-~ <br />---- <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 Watei <br />t Colorado Department of Public Health and Environment (CDPHE) standards For groundwater <br />'Laboratory results shown in RED HIGHLIGHT exceed MCL or suggested limits <br />I <br />~J <br />