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Treated Water Quality Goals <br />(1) - The Value is representative of the lowest exposure duration published in the Minnesota Department of Health Human Health Advisory Table. <br />* 1,4 -Dioxane analysis will use a solid phase extraction (SPE) preparation and use SW846 8270SIM methodology to reach the applicable MDH HRL. <br />** Trichloroethylene and vinyl chloride analysis will use GC/MS instrumentation (as with USEPA 624) but with selected ion monitoring (SIM) to reach the applicable MDH HRL. <br />Federal Water Quality Standards <br />State Water Quality Standards <br />USEPA <br />USEPA <br />Minnesota <br />Minnesota <br />National Primary <br />National Primary <br />Department of Health <br />Department of Health <br />LitSAG Standard <br />Drinking Water <br />Drinking Water <br />(MDH) Human -Health <br />(MDH) Human -Health <br />(based on lab - <br />Regulations <br />Regulations <br />Based Water Guidance <br />Based Water Guidance <br />specific USEPA <br />Maximum Contaminant <br />Public Health Goals <br />Health Risk Limits <br />Health Based Values <br />MDH HRL/HBV <br />Method 624 <br />Sustainable <br />Levels (MCL) <br />(formerly MCL Goals) <br />(HRLs) <br />(HBV) <br />Year Citation & <br />Reporting Levels) <br />Treatment <br />Chemical <br />(Ng/1) <br />(Ng/1) <br />(Ng/1) <br />(Ng/1) <br />Footnote <br />(Ng/1) <br />Goal (Ng/1) <br />Known TCAAP Contaminants <br />1,1,1 -trichloroethane <br />200 <br />200 <br />9000 <br />2009(l) <br />1.0 <br />1.0 <br />1,1,2 -trichloroethane <br />5 <br />3 <br />3 <br />1993 <br />1.0 <br />1.0 <br />1,1-Dichloroethylene <br />7 <br />7 <br />200 <br />2011 <br />1.0 <br />1.0 <br />1,2-dichloroethane <br />5 <br />zero <br />1 <br />2013(l) <br />1.0 <br />1.0 <br />1,2-dichloroethylene, all isomers ** <br />70 <br />70 <br />2.0 <br />2.0 <br />1,2-dichloroethylene,cis <br />70 <br />70 <br />50 <br />6 <br />2009/2014 (1) <br />see all isomers <br />1,2-dichloroethylene,trans <br />100 <br />100 <br />40 <br />2013 (1) <br />- <br />see all isomers <br />1,4 -Dioxane <br />- <br />1 <br />2013(l) <br />1.0 * <br />1.0 <br />Trichloroethylene <br />5 <br />zero <br />0.4 <br />2014(l) <br />0.4 ** <br />0.4 <br />Vinyl chloride <br />2 <br />zero <br />0.2 <br />2009(l) <br />0.2 ** <br />0.2 <br />(1) - The Value is representative of the lowest exposure duration published in the Minnesota Department of Health Human Health Advisory Table. <br />* 1,4 -Dioxane analysis will use a solid phase extraction (SPE) preparation and use SW846 8270SIM methodology to reach the applicable MDH HRL. <br />** Trichloroethylene and vinyl chloride analysis will use GC/MS instrumentation (as with USEPA 624) but with selected ion monitoring (SIM) to reach the applicable MDH HRL. <br />