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TABLE 2 <br /> Summary of Groundwater Analytical Data <br /> Advanced Interconnect Technologies Facility <br /> (Page 2 of 2) <br /> (concentrations in parts per billion) <br /> Sample <br /> Well ID Date Arsenic Beryllium Chromium Copper Nickel Selenium Zinc <br /> MW-3 06/22/95 10 ND 19 39 16 ND 37 <br /> MW-3 09/23/96 ND ND ND ND ND ND 28 <br /> MW-3 09/08/97 ND ND ND ND ND ND ND <br /> MW-3 09/04/98 12 ND 7.4 ND ND 8.0 26 <br /> MW-3 09/01/99 ND ND ND ND ND ND 7.10 <br /> MW-3 09/08/00 ND ND ND ND ND ND 229 <br /> MW-3 10/19/01 ND ND 78 77 77 ND 280 <br /> MW-3 09/20/02 67 ND ND ND ND ND 10 <br /> MW-3 11/11/03 ND 4.1 ND ND ND ND ND <br /> MCLS 50 4.0 50 1,000* 100 50 5,000" <br /> NOTES: <br /> Parts per billion = micrograms per liter(ug/1) <br /> ND= Not Detected <br /> MCL = Maximum Contaminant Level <br /> *Secondary Standard <br /> Only metals that have been detected are listed. Metals that have been analyzed for but never were <br /> detected include: Antimony, Cadmium, Lead, Mercury, Silver, and Thallium. <br /> w:\62580\h2olab.doc <br />