ARCHIVED REPORTS_XR0006950 - Laserfiche WebLink

Home Browse Search

' 12 December 2005 *' AGE-NC Project No 97-0333 ' Page 3 of I 1 ' Total lead by EPA Method 6010B (influent sample only) 24 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 20 April, 09 May and 08 June 2005 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 36,000 micrograms per liter(µg/l)in the June 2005 sample,TPH-d and TPH-mo were not ' detected in any of the above-referenced samples Various BTEX constituents were detected in all five influent water samples at concentrations as high as 2,100'pg/l benzene, 12,000 µg/1 toluene, 1,300µg11 ethylbenzene, and 16,200 µg/1 xylenes from the June 2005 sample to MTBE was detected(EPA Method 826013)in all three influent samples at concentrations as high as 3,500 gg/l in the June sample, TAME was detected in all three influent samples at concentrations as high as 130 pg/I in the June sample, TCE was detected in the April influent sample at a concentration of 6 µg/l, PCE was detected in all three influent samples at concentrations as high as 370 Og/1 in the April sample The laboratory analysis did not detect any other constituents of concern Analytical results of extraction and treatment influent water samples(CTEL Project Nos 0504-203,0505-090 and 0506- 086) are summarized in Table 2, laboratory reports are included in Appendix A, GeoTracker ' confirmation pages ofthe submitted laboratory electronic deliverable format(EDF)files are included in Appendix B ` 25 EFFLUENT MONITORING RESULTS In accordance with the requirements of CMPWD Industrial Wastewater Discharge Permit No 02-1, monthly ground water extraction and treatment effluent monitoring was performed on 20 April, ' 09 May and 08 June 2005 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 of concern Analytical results are summarized in Table 2,laboratory reports are included in Appendix A, GeoTracker confirmation pages of the submitted laboratory electronic deliverable Advanced GeoEnnronmentaE,Inc