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Table 1 Summary of VOC Contaminated Sites page 2 <br /> Central Area-Plume 4 <br /> VOC Site Historic fir; Description Current G. Required <br /> TCE ppbv Hydropunch/quarterly ug/1 Action <br /> P-4A 3,019 ppbv Chars. All samples below 350 ppbv 6.3/130 No Further Action <br /> P4B 1,177 ppbv Chars. 4 of 28 samples exceed 30/68 Model impact to <br /> 350 ppbv standard Water Quality <br /> P4C 1,609 ppbv Chars. All samples below 350 ppbv 140/170 No Further Action <br /> Central Area-Plume 5 <br /> VOC Site Historic JyW Description Current G. Required <br /> TCE ppbv Hydropunch/quarterly ug/l Action <br /> P-5A 10,000 ppbv Design All samples below 350 ppbv 340/91.4 No Further Action <br /> Central Area-Plume 6 <br /> VOC Site Historic J1= Description Current G. Required <br /> TCE ppbv Hydropunch/quarterly ug/1 Action <br /> P-6A 52,300 ppbv Design Max.TCE 20,000 ppbv 3.7/17 Implement ISV <br /> North Balloon-Plume 8 <br /> VOC Site Historic J)= Description Cun-ent G. Required <br /> TCE ppbv Hydropunch/quarterly ug/l Action <br /> P-8A 101,220 ppbv Design Pilot system installed 1993 450/31 Continue ISV <br /> operation <br /> Note:Monitoring data taken from Quarterly results 2Q96 from MW's 425,429,Dwoo4,440,476,418,441,407,443,453, <br /> 442,437,455,and 439 <br />