2008-01-15_HYDROLOGY - M2004078 - Laserfiche WebLink

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Lupton Lakes Gravel Mine - Ft. Lupton Colorado 2007 Water Quality Monitoring Groundwater quality monitoring as required bV the Division of Minerals anri C~Pnlnnv PPn,,.r ttnn-~nnn_n;R • limits by CRMW16 Parameters Units CDPHE'~Z Baseline Levels Dec-06 Apr-O7 Jul-07 Oct-07 Methyl-t-butyl ether uglL ----- ---- ---- Benzene NgrL 5 ~ Toluene ug/L t,ooo ---- ---- -- ---- --- ~ ~ Ethylbenzene ug!L 700 ---- --- ---- ---- ~a o O m,p-Xylene NgrL ,4ooto,a:oo ---- -- - ---- Q o-Xylene Ng/L ,40o to to,oo ---- -- -- ---- Xylene (Total) uglL ,40o to ~o, ---- __ ____ ____ Aldrin ug;i ---- ---- ---- --- a-BHC Ng/L -- ---- ---- b-BHC ug;L --- ---- --- d-BHC Ngrt ---- --- ---- -- - g-BHC Ng/t -.--- ---- ---- --- -- ---- Chlordane (Technical) Ng/L -- ---- --- -- ---- -- a a-Chlordane ug/L o.to to 2 --- --- ---- -- -- ~ ~ g-Chlordane Ng/L o.t5 ---- --- -- -- -- ~ 4,4'-DDT Ng!L o.002 ---- - --- --- -- `o Dieldrin t,gn a2 ---- ---- --- ---- --- c Endosulfan I ug/L a2 --- - - - --- Endosulfan II ug!L a2 ---- ---- ---- p Endosulfan sulfate ugrL 2 ---- ---- --- ---- --- Endrin Ng!L 2t ---- --- - - -- Endrin aldehyde ~g/L 0.008 to t}.4 -- ---- ---- ---- Endrin ketone t,g/L o ooa to O.z ---- ___ __-. Heptachlor NgrL 35 to ao --- --•- -- - Heptachlor epoxide Ng/l_ 0.032 to 3 ---- -.-. _--_ -.-- -_-- Methoxychlor Ng!L 35 to a0 --•- --- ---- __-- ...- ~._ _~_ Toxaphene Ng/l_ 0.032 to 3 ---- __-_ _- vcwnuaiy vininniy vvatCi a~anuaias - JuygeSLEO UmITS Dy I:UF'hit. I ne SeCOndary maXlmum contaminant levels are not enforceable, but are intended as guidelines. ' Colorado Department of Public Health and Environment (CDPHE) maximum contaminant level (MCL) for Drinking Water 2 Colorado Department of Public Health and Environment (CDPHE) standards for groundwater 'Laboratory results shown in RED HIGHLIGHT exceed MCL or suggested limits • ~J