Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 1 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 2 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 3 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 4 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 5 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 6 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 7 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 8 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 9 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 10 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 11 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 12 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 13 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 14 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 15 Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 16 Baseline Total As violated HumanHealthWaterAndOrganism standard 95.1 percent of days in model segment 17 IRW Baseline Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 24 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 1 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 2 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 3 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 4 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 5 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 6 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 7 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 8 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 9 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 10 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 11 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 12 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 13 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 14 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 15 Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 16 Baseline Total As violated HumanHealthOrganismOnly standard 62.29 percent of days in model segment 17 IRW Baseline Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 24 Baseline Total As violated DrinkingWaterMCL standard 0.41 percent of days in model segment 11 Baseline Total As violated DrinkingWaterMCL standard 10.84 percent of days in model segment 14 Baseline Total As violated DrinkingWaterMCL standard 7.09 percent of days in model segment 15 Baseline Total As violated DrinkingWaterMCL standard 13.03 percent of days in model segment 16

No exceedance of benthic sediment criterion for Baseline Total As OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 1 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 2 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 3 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 4 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 5 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 6 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 7 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 8 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 9OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 10 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 11 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 12 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 13 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 14 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 15 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 16 OptionD Total As violated HumanHealthWaterAndOrganism standard 100 percent of days in model segment 24 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 1 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 2 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 3 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 4 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 5 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 6 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 7 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 8 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 9 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 10 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 11 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 12 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 13 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 14 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 15 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 16 OptionD Total As violated HumanHealthOrganismOnly standard 100 percent of days in model segment 24 OptionD Total As violated DrinkingWaterMCL standard 0.41 percent of days in model segment 11 OptionD Total As violated DrinkingWaterMCL standard 10.84 percent of days in model segment 14 OptionD Total As violated DrinkingWaterMCL standard 7.09 percent of days in model segment 15 OptionD Total As violated DrinkingWaterMCL standard 13.03 percent of days in model segment 16 No exceedance of benthic sediment criterion for OptionD Total As

No exceedance of benthic sediment criterion for Baseline Total Cd No exceedance of benthic sediment criterion for OptionD Total Cd

No exceedance of benthic sediment criterion for Baseline Total Cu No exceedance of benthic sediment criterion for OptionD Total Cu

No exceedance of benthic sediment criterion for Baseline Total Ni No exceedance of benthic sediment criterion for OptionD Total Ni

No exceedance of benthic sediment criterion for Baseline Total Pb No exceedance of benthic sediment criterion for OptionD Total Pb Baseline Total Tl violated HumanHealthWaterAndOrganism standard 81.35 percent of days in model segment 17 IRW Baseline Total Tl violated HumanHealthOrganismOnly standard 64.84 percent of days in model segment 17 IRW Baseline Total Tl violated DrinkingWaterMCL standard 30.59 percent of days in model segment 17 IRW

No exceedance of benthic sediment criterion for Baseline Total Zn No exceedance of benthic sediment criterion for OptionD Total Zn

No exceedance of benthic sediment criterion for Baseline Dissolved As No exceedance of benthic sediment criterion for OptionD Dissolved As

No exceedance of benthic sediment criterion for Baseline Dissolved Cd No exceedance of benthic sediment criterion for OptionD Dissolved Cd

No exceedance of benthic sediment criterion for Baseline Dissolved Cu No exceedance of benthic sediment criterion for OptionD Dissolved Cu

No exceedance of benthic sediment criterion for Baseline Dissolved NiNo exceedance of benthic sediment criterion for OptionD Dissolved Ni

No exceedance of benthic sediment criterion for Baseline Dissolved Pb No exceedance of benthic sediment criterion for OptionD Dissolved Pb

No exceedance of benthic sediment criterion for Baseline Dissolved Zn No exceedance of benthic sediment criterion for OptionD Dissolved Zn