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I TABLE 3 Evaluation of Remedial Alternatives Tracy Tire Fire Site, San Joaquin County, California Overall Protection of Compliance with Long-Term Human Health State and Federal Effectiveness Land Mobility, Toxicity, Short-Term Community Alternative Description &Environment Requirements and Permanence hrough Treatment Effectiveness Implementability CostLRegulatorygency Acceptance Acceptance This alternative offers no This alternative would No long-term Alternative 1: g No reduction in mobility,toxicity,or No short-term Would not be accepted by DTSC or The community not be consistent with ry would protection to human health effectiveness or ty' Haltemative accept No Action No further action required. state and federal volume throw treatment EKY Low RWQCB because it does not activept this or the environment. requirements. Permanence. effectiveness. (CIWMB, 9 remediate or treat affected soil3) This alternative would involve Capping the Site offers This interim remedial Toxicity,mobility,and volume of May not be accepted by DTSC or Alternative 2: capping the ash,burned material, moderate protection to alternative would be Moderate long-term ity would effectiveness and pyrolytic oil-and metals-affected soil Moderate short-term RWQCB because it does not remove Capping of SOB. and surface soil with an human health and the consistent with state and Difficult pt thiswould not be reduced through treatment effectiveness. High source of contamination from the Siengineered earthen cap or asphalt. environment. federal requirements. permanence. and would require tong-term O&M andCIWMB, under this alternative. monitoring of the groundwater. 2003) This alternative would include This alternative offers a Alternative 3: excavation of ash,burned relatively high degree It This interim remedial Significant long-tern Toxicity, Would be accepted b DTSC and protection to human health alternative would be � B ry,mobility, and volume of p y Excavation of Pyrolytic material,and pyrolytic oil-and effectiveness and pyrolytic oil-and metals-affected soil Significant short-term Moderate to RWQCB because it would active) The community would and the environment at the consistent with stale and ou y Eos Y OB-and Metate Disposal metals-affected soil for off-site effectiveness. y Hi remediate r accept this alternative Site by removing the federal requirements. permanence. would not be reduced through treatment. High pyrolytic oil-and metals- (CIWMB 20(13 . Soil for Off-Site Disposal disposal. source of contamination. affected soil. ) f Affected soil would be excavated. Toxicity and mobility of the metals- Excavation 4: Soil containingpyrolytic oil would This alternative offers a PY Y affected soil would be reduced throw Excavation of Pyrolytic be transported for off-site relatively high degree It This interim remedial Would be accepted b D protection to human health alternative would be Significant long-term treatment.The mobility and toxicity of p y TSC and Oil-and Metals-Affected dis sal.Metals-affected soil Py Yd Significant short-term Moderate to RW The community may and the environment at the consistent with state and effectiveness and col coil-affected soil would not be Moderately Difficult QCB because it would actively Soil for g Stabil Disposal would ti mixed with cement to effectiveness. Hi accept this alternative taP permanence. reduced through treatment and the High remediate pyrolytic oil-and metals- Fallowing Stabilization of stabilize the metals for disposal at Site by removing the federal requirements. (CIWMB,2003). source of contamination. overall volume of affected soil would not affected soil. etats-Affected Soil a Class H landfill. be reduced. �q Alternative 5: Excavating the pyrolytic oil- Toxicity and mobility of the metals- Excavation and Off-Site affected soil for off-site disposal This excavation and This interim remedial affected soil would be reduced through Disposal of Pyrolytic Oil- and excavating metals-affected treatment alternative offers Moderate long-term treatment.The mobility and toxicity of alternative would be Moderate short-term May be accepted by DTSC and RW Affected Soil and soil for on-site treatment and moderate protection to effectiveness and pyrolytic oil-affected soil would not be QCB The community may consistent with state and Moderately Difficult Hi Excavation,Onsite replacement.Treatment would human health and the permanence. reduced through treatment and the effectiveness. High because it actively remediates or accept this alternative w Stabilization,and involve stabilizing the soil for on- environment. federal requirements. overall volume of affected soil would not mitigates the source of contamination. (CIWMB,2003). Replacement of Metals- site placement. be reduced. Affected Soil f r<ti Reference: California Integrated Waste Management Board(CIWMB).2003.Personal communication with Todd Thalhamer(Project Manager of the Westley Tire Fire Site Remedial Action)regarding public opinion of remedial alternatives for the Westley Tire Fire Site.March 5. 6 RAP-Table 3 i