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r I i S 02 March 2005 AGE-NC Project No 97-0333 Page 3 of 10 • Total lead by EPA Method 6010B (influent sample only) ' 2 4 INFLUENT MONITORING RESULTS' In accordance with the requirements of CMPWD Industrial Wastewater Discharge Permit No 02-1, monthly ground water extraction and treatment influent sampling was performed on 19 October, 11 November, and 30 December 2004 for laboratory analysis of the contaminants listed in Section 2 3 During all three monthly monitoring events,Influent water samples detected TPH-g at concentrations as high as 6,100 micrograms per liter(µg/1)in the November 2004 sample,TPH-d and TPH-mo were ' not detected In any of the above-referenced samples I Various BTEX constituents were detected in all three Influent water samples at concentrations as high as 370 gg/1 benzene, 120 pg/l ethylbenzene, and 1,000 gg/1 xylenes from the November 2004 sample, and 850 µg/1 toluene from the December 2004 sample ' • MTBE was detected(EPA Method 8260B)in all three Influent samples at concentrations as high as 2,400 µg/1 in the November sample, TAME was detected In all three Influent samples at 1 concentrations as high as 91 gg/l In the November sample, TCE was detected in all three Influent samples at concentrations as high as 23 µg/1 in the December sample,PCE was detected in all three Influent samples at concentrations as high as 1,100 µg/1 in the December 2004 sample The laboratory analysis did not detect any other constituents of concern Analytical results of extraction and treatment Influent water samples(CTEL Project Nos CT214-0410108,-0411165,and ' -0412245) are summarized in Table 2, laboratory reports are Included In Appendix A, GeoTracker confirmation pages of the submitted laboratory electronic deliverable format(EDF)files are Included in Appendix B 25 EFFLUENT MONITORING RESULTS Industrial Wastewater Discharge Permit No 02-1 I In accordance with the requirements of CMPWD g , monthly ground water extraction and treatment effluent monitoring was performed on 19 October, 11 November,and 30 December 2004 for flow rate and laboratory analysis of the contaminants listed In Section 2 3 ' Laboratory analysis of extraction and treatment effluent grab water samples did not detect any • constituents ofconcern Analytical results are summanzed in Table 2,laboratoryreports are included ' w Advanced GeoEnvrrunmental,Inc