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2. EXECUTIVE SUMMARY <br /> TABLE 2-1 (Continued) <br /> SUMMARY OF IMPACTS AND MITIGATION MEASURES <br /> LEVEL OF <br /> ENVIRONMENTAL IMPACT <br /> MITIGATION MEASURES SIGNIFICANCE <br /> AFTER MITIGATION <br /> • List of current phone numbers for San Joaquin County <br /> sheriff,and fire prevention,and City of Tracy Fire and <br /> Rescue,and <br /> • Post earthquake facility structure and quarry pit inspections. <br /> The EPRP shall be provided to all employees and a copy shall <br /> be provided to local fire and rescue departments as well as to <br /> the facility file at the County of San Joaquin Community <br /> Development Department. The applicant shall update and <br /> redistribute when information changes or revisions are <br /> necessary. <br /> HYDROLOGY AND WATER OUALITY <br /> 4.8.1 Groundwater seepage that enters the mine excavation 4.8.1a Excavation/Groundwater Separation Less-than-Significant <br /> and inundates the active and reclaimed mining phases <br /> would cause groundwater losses due to evaporation, The project applicant,shall,at no time,extend the depth of <br /> threaten groundwater quality,and disrupt mining and excavation below the depth of the water table and shall maintain <br /> future reuse operations. This would be a significant a vertical separation between the water table and the basal <br /> impact without mitigation prescribed as part of this EIR. mining surface. The vertical separation shall be determined <br /> appropriate by a California-certified hydrogeologist or civil <br /> engineer but be no less than five feet. <br /> RMC Pacific Vernalis Quarry Mining and Reclamation Project 2-18 ESA/203015 <br /> Administrative Draft EIR March 2004 <br />