2008-01-15_HYDROLOGY - M2004078 - Laserfiche WebLink

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Lupton Lakes Gravel Mine - Ft. Lupton Colorado 2007 Water Quality Monitoring Groundwater unlit monitorin as re urged b the Division cif Minerals and Geolo Permit #M-2004-0 r 8 U Y 4 U Y 9Y limits by CRMW07 Parameters Units CDPHE'~z Baseline Levels Dec-06 Apr-07 Jul-07 Oct-07 Methyl-t-butyl ether ug L ---- --- ---- -- ---- °' _. Benzene ugrt 5 ---- ---- --_ ~_ ___- ~~ o ~ Toluene Ng'l t,o00 ---- ---- ---- ---- ---- > ~ ~ ~ Ethylbenzene ug'l 700 °° --- --- --- ---- P o m,p-Xylene NgiL ,4ooto~o,oo -- ---- -- -- ---- a o-Xylene ugiL ,40010 70,00 ---- ---- ---- ---- ---- Xylene (Total) Ngn. ,400 to ~o,oo ---- -- ---- ---- ---- Aldrin Ng;L ---- -"- --' --- --"' a-BHC Ngn. ---- --- -- ---- ---- b-BHC Ng~L ---- ---- ---- -- -- ---- d-BHC NgiL ---- ---- ---- --- ---- g-BHC Ng;L ---- ---- ---- --- ---- ---- '-- ---' Chlordane (Technical) uglL '" a a-Chlordane NgiL o.toto2 ---- --~- ---~ -- --- ~ g-Chlordane Ng;L o.t5 ---- ~ ---- ---- --- v 4,4'-DDE NgIL 0.1 ---- --- --- --- ---- = 4,4'-DDT ugrL 0.002 --- --- ---- --° `o Dieldrin NgIL a2 ---- --- ---- --- -- c Endosulfan I ugn- a2 ---- ---- ---- ~ --- ~ Endosulfan II ugn a2 ---- ---- --- -_ ____ p Endosulfan sulfate ugrL 2 ---- --- -__ __ ____ Endrin Ngn_ 2.1 ---- -- ---- '~ --- Endrin aldehyde ug.~L o.ooa to O,a ---- --- ---- -°- -~- Endrin ketone Ng,L o.ooa to 0.2 ---- ---- -- --- ---- eptac or ugrl- 35 to a0 ---- Heptachlor epoxide Ng%L 0.032 to 3 ---- ---- --- ---- -- Methoxychlor ugrL 35 to a0 --- --- ---- --- ---- Toxaphene ug/l. 0.032 to 3 ---- ---- ---- ---- --- Secondary Drinking Water Standards -Suggested Limits by CDPHE. The secondary maximum 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 z Colorado Department of Public Health and Environment {CDPHE) standards for groundwater `Laboratory results shown in RED HIGHLIGHT exceed MCL or suggested limits • •