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07/21/95 F I 14:19 FAX 12094873839 POSDEF POWER 19004 <br /> Response and Cleanup,of Sulfuric Acid Spall <br /> POSPEF Power Company,L°P. <br /> 26 We Wasbington St <br /> Stockton,C&9 <br /> Page 3 of 5 <br /> cleanup. I have enclosed a copy of the Environmental Health notification of hazardous <br /> waste discharge. <br /> °I' a J' t 1 95,Ericsota v to s e rk. Follo g e methods <br /> used on the previous day both Ericson and JL continued removing soil with a pH of less <br /> flian 6. At the end of the day Ericson was released. The majority of the severely <br /> contaminated soil had been removed y this time and was being temporarily sto on <br /> site in Ericsonhazardous waste roll off bins. JL will return to generate a composite <br /> sample of the stored sail and will then pass the sample,via chain of custody,to Eri o 's <br /> envirom,nental lab,CHROMA LABS for CAM metals and corrosivity testing,prior to <br /> proper disposal. copy of this analysis will be enclosed on our end of the month report <br /> to Environmental Health. <br /> nes v Jul 19, 1995. POSDEF continued to remove soil that was less than pH 6 <br /> but greater than pH 2(non-hazardous soil)and POSDEF1 continue to remove soil <br /> pursuant to the directions of San Joaquin County Environmental Health Department. <br /> lbar POSDEF s requested a metallographic analysis on the failed <br /> pipe from co Chemical Company's Analytical Lab. This analysis will determine i <br /> proper metallurgy s used and how the failure could have been prevented. Soil removal <br /> continues. <br /> pridav, T�Iv 1 5. The soil removal li greater than 2 but less than 6 should be <br /> complete by the end of the day. JL will gather a composite of the soil to be disposed d <br /> send it off via chain of custody to C for CAM metals and corrosivity <br /> testing. <br />