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REG 603 UPDATE-6 2/21/92 <br /> 411 , an increase in the vacuum influence will be obtained and a <br /> reduction in the contaminant levels in the other wells will be <br /> noted. <br /> The City of Stockton POTW, has denied our "Request to Discharge <br /> Treated Groundwater From 6425 Pacific Ave. " , see Appendix A. <br /> The ground water recovery - treatment system for this site cannot <br /> be designed until the assessment of ground water treatment - vapor <br /> extraction (REMOX) has been stabilized. <br /> 5 . 0 RECOMMENDATIONS <br /> 1. Perform ground water sampling for gasoline range <br /> hydrocarbons and fecal coliform on a quarterly bases. <br /> 2. Continue weekly air monitoring and adjustments using the <br /> 1OS50 PID-GC, until the REMOX unit is stabalized, ie. no <br /> air dilution. <br /> 3 . Provide monthly update status reports. <br /> 6 . 0 TIME FRAME <br /> MARCH 15, 1992 UPDATE STATUS REPORT #7-FEBRUARY, 1992 . <br /> MARCH, 1992 QUARTERLY GROUND WATER SAMPLING. <br /> APRIL 15 , 1992 QUARTERLY GROUND WATER SAMPLING REPORT <br /> WITH UPDATE STATUS REPORT #8-MARCH, 1992 . <br /> 7 . 0 HEALTH AND SAFETY <br /> This site as being treated as a class D site, normal common sense <br /> is to be used, see Appendix D, Health and Safety Plan. <br /> 8 . 0 LIMITATIONS <br /> The conclusion and recommendations presented in this report are <br /> based upon the following: <br /> A. The exploratory test borings drilled at the site. <br />® B. The Bouwer and Rice Slug test. <br /> C. The Vapor Extraction Source Test. <br /> PAGE 11 <br />