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• After the drainage problem is corrected, an assessment of possible damage or erosion will be conducted and all necessary repairs will be made. • If the emergency is due to a flood that is from a 100-year/24-hour storm event or less, this is an indication that the drainage and flood protection design for the facility may be inadequate. A design review shall be performed and, if appropriate, all necessary modifications to drainage and flood protection facilities will be made. 5.7 EARTHQUAKE The following procedures will be performed following an earthquake incident: • Employees driving in the field during an earthquake should stop their vehicle and get out, if it can be done in a safe manner. • After the earthquake has subsided, site personnel shall report to the site entrance gate for a roll call. If medical care is required, the procedures in Section 5.10 shall be followed. An inspection of the site shall then be made and a report given to the SSO. • Cracks observed in the final cover after an earthquake should be inspected with a combustible gas analyzer. The location of venting and the gas concentrations will be determined and reported to the SSO. Excavation and refill of the smaller surface cracks can be completed immediately. More extensive corrective actions will be authorized by the Site Engineer in accordance with the CQA Plan included in Appendix C of Appendix A. • If a slope fails due to an earthquake, a design review shall be performed for conformance with design standards established at closure and, if appropriate, all necessary modifications to the landfill's slope design will be made. 5.8 SURFACE DRAINAGE PROBLEMS In the event of a surface drainage problem, the following procedures shall be followed: • The operator will investigate the problem and determine a necessary course of action. Forward Landfill FPCPCMP 5-4 ZAPROJECTSWIIied Waste\Forward\Reference Files Prior JTD\June 05 Stage IA Partial FCPCMP\FL-sec 5.doc:6/16/2008