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CalRecycle <br /> Closed Disposal Site Inspection Report (188) <br /> EnforcenienEAgency County of San Joaquin <br /> SW1S Facility e.Number(99-x�c-99 <br /> 99) <br /> FilInspection Date Program Code <br /> 39-AA-0005 6/16/2011 LEA Periodic <br /> Time In ', ? Time out' Inspection Tune <br /> Fac <br /> ility Maine. ay •� <br /> "` Received <br /> Corral Hollow Landfill County Of San Joaquin Public Works Dept <br /> Facil�ty`Location':, Owrier Name <br /> 31130 S. Corral Hollow Road & 1-580, Tracy <br /> 95376 <br /> Inspector Also Pr`esent`(Name} :, <br /> Natalia Subbotnikova <br /> THE ABOVE FACILITY WAS INSPECTED FOR COMPLIANCE WITH APPLICABLE SECTIONS OF THE DIVISION SD OF THE PUBLIC RESOURCES CODE(PRC)AND TITLE 14 AND TITLE 21 CALIFORNIA CODE OF REGULATIONS(CCR) <br /> er <br /> No Violations or Areas of ConcemJI n <br /> 1/ A Rsgulation'e <br /> x u 20921 -Gas Monitoring and Control <br /> Comments: Concentrations of gas probe measured the following for methane %: <br /> GW 6-Shallow-0.4 Intermediate- 10.0 Deep-5.8 <br /> a. Methane gas levels of 5%(LEL)by volume of air at the property boundary constitute a violation.Take <br /> adequate measures to decrease gas level at the property boundary. <br /> X 20650-Grading of Fill Surfaces <br /> Comments: Observed low spots on the top the north side of the landfill. <br /> a. Grade the area to promote lateral runoff of water and prevent future ponding. <br /> b.Grades shall be established to provide sufficient slopes to account for future settlement of the fill surface. <br /> X 21140- Final Cover <br /> Comments: The area north east of the landfill contains waste outside of the closure cap. The site investigation <br /> conducted on August 16,2007 revealed that waste extended beyond the facility property boundary.A letter from <br /> the EHD dated August 27,2007 directed county Solid Waste Division and Caltrans to provide a time line for <br /> compliance with closure requirements found in Title 27 CCR and to work with Caltrans to further delineate and <br /> close the waste on their property. The EHD has received a response from Caltrans and county Solid Waste <br /> Division.Addendum to the Closure/Post Closure Maintenance Plan has been received from county Solid Waste <br /> Division.The EHD will maintain the violation on the inspection report until all closure cap work is finished. <br /> x 21150-Drainage and Erosion Control <br /> Comments: Burrow holes were observed on the northwest side of the landfill. <br /> a. Make the necessary repairs to the burrow holes and take measures to prevent further burrowing. <br /> Inspection ReporteGomments: <br /> Notes: <br /> A. Probes at monitoring wells#3, 5 and 7, measured less than 5% methane by volume of air. <br /> B. Flare was operating at time of inspection. <br /> C.Vegetation was at minimum at time of inspection. <br />