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TABLE 4—SUMMARY OF DETECTED PAHs IN GROUNDWATER <br /> Metalsa Structural Products,Inc.—1550 Industrial Drive,Stockton,California <br /> Benzo(k) Benzo(ghi) Benzo(a) <br /> Sample Chrysene Fluoranthene Fluorene Naphthalene Phenanthrene Pyrene <br /> Sample ID Date fluoranthene perylene pyrene (9 <br /> 91L) (pg/L) (µg/L) (µg/L) (µg/L) (µg/L) <br /> /L) <br /> GP-1 7/12/10 <0.074 <0.052 <0.042 <0.038 <0.041 <0.038 0.048J,G <0.060 <0.040 <br /> GP-2 7/12/10 0.0111 0.0069J 0.0071.1 0.0043J 0.0092.1 0.00901 0.048 0.023J 0.0084.1 <br /> RSL 0.34 - 0.0034 3.4 800 290 0.17 - 120 <br /> Cal-Mod RSL 0.0560 - - 0.56 - - - - - <br /> Notes: Values in bold exceed a screening level <br /> G elevated reporting limit <br /> J estimated concentration below the reporting limit <br /> µg/L micrograms per liter <br /> RSL Regional Screening Level,Tapwater(EPA,May 2014) <br /> Cal-Mod RSL California-Modified Regional Screening Level,Tapwater(DTSC,May 2013) <br /> 1 163-3 2014 0617 PI:A W 11 3 GRI <br />