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Ll <br />CalRecycle <br />Closed Disposal Site Inspection Report (188) <br />En: Deme A e ! �Jcounty <br />of San Joaquin <br />1"1 um�r{999 �� f s�tisn,Da#s r <br />REM,, <br />39 -AA -0005 6/4/2013 LEA Periodic <br />County Of San Joaquin Public Works Dept <br />Corral Hollow Landfill <br />a: <br />31130 S. Corral Hollow Road & 1-580, Tracy <br />95376 <br />Natalia Subbotnikova <br />THE ABOVE FACILITY WAS INSPECTED FOR COMPLIANCE WITH APPLICABLE SECTIONS OF THE DIVISION 30 OF THE PUBLIC RESOURCES CODE (PRC) AND TITLE 14 AND TITLE 27 CALIFORNIA CODE OF REGULATIONS (CCR) <br />Y1M14tV11rJ <br />Yi>ll pia.% V�}�.r.t 3 k"lhr"i F"�, :i?41 t L III s1 r lr i 4 <br />'P <br />20750 -Site Maintenance <br />x <br />Comments: Dusty conditions observed on south side during unloading of burn -ash soils. Water truck was not <br />being used to suppress plumes of dust generated by loader. <br />a. Always provide adequate dust control measures. <br />x <br />20921 - Gas Monitoring and Control <br />Comments: Concentrations of gas probe measured the following for methane %: <br />GW 6 — Shallow — 0.0 Intermediate — 1.5 Deep — 3.9 <br />a. Methane gas level of 5% (LEL) by volume of air at the property boundary constitute a violation. <br />b. Take adequate measures to decrease gas level at the property boundary. <br />x <br />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. On May 22, 2013 the county Solid Waste Division conducted the excavation activities at the north east <br />area for the burn -ash removal. The EHD will maintain the violation on the inspection report until all closure cap <br />work is finished. <br />( t <br />tnspction l2epart Gpmrnents I< -; <br />Notes: <br />A. One landfill gas extraction well was damaged. Replace/repair the well. <br />B. Probes at monitoring wells # 5 and 7, measured less than 5% methane by volume of air. <br />C. Flare was operating at time of inspection. <br />D. Vegetation was at minimum at time of inspection. <br />