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CLASpIFICLkTION OF CONTAMINATED SOILS FROM THE ISC WINERY <br /> As per, the requirements of the California Central Valley <br /> Regional Water Quality Control Hoard , California Dept. of Health <br /> Services, and San Joaquin County PHS/EHD, the hydrocarbon <br /> contaminated soils from the ISC Winery were tested for waste <br /> classification . Following the California Code of Regulations, <br /> Title 220 Article 1i , this report will exhibit all the data <br /> required for classification . <br /> In order to classify the hydrocarbon contaminated soils, all <br /> required tests were performed on samples from the ISC Winery <br /> site. The representative samples from the excavated contaminated <br /> soils were gathered and recorded by Richard Thorpe on 9/17/90. <br /> All required information was recorded on the standard field <br /> sample log sheet of Canonie Environmental Services Corperation . <br /> (See Appendix A for log sheet) . <br /> I . TOXICITY <br /> According to the California Code of Regulations, Title 220 <br /> Article 11 , Section 66696, number four, the soil is classified as <br /> hazardous if it, "has an acute aquatic 96 hour LC50 value of less <br /> than five hundred mg/1 " . Richard Thorpe commissioned FGL <br /> Environmental of Santa Paula, California to conduct the bioassay <br /> tests as per TITLE 22 of the Code. Summary of the test results <br /> listed below. (See Appendix A for complete results) <br /> 96 HOUR STATIC BIOASSAY — TITLE 22 DEFINITIVE <br /> II Sample II Result of LC 50 mg/1 II Pass/Fail II <br /> I North pile, Samp. 1 1 Greater than 500 mg/1------ I PASS 1 <br /> I North—pile, Samp. 2 I Greater than 500 mg/l I PASS I <br /> South pile, Samp. 1 1 Greater than 500 mg/1 I PASS I <br /> South pile, Samp.. 2 1 Greater than 500 mg/l I PASS <br /> ` i <br />