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NATIONAL TESTING LABORATORIES, LTD. <br />EA 556 South Mansfield, Ypsilanti, MI 48197-5166 <br />(440) 449-2525 • Fax (440) 449-8585 <br />ANALYTICAL REPORT <br />Date: 04/07/08 Report 688469 Laboratory ID 00417 <br />Client: GEOTRANS INC <br />46010 MANEKIN PLAZA <br />SUITE 100 <br />STERLING, VA 20166- <br />Date received at lab: 03/11/08 <br />Date Collected: 03/07/08 <br />Time Collected: 16:15 <br />SOURCE: WELL WATER <br />LOT #1 <br />5196.001.01 <br />Time received at lab: 10:35 <br />NOTE: The MCL (Maximum Contaminant Level) or an established <br />guideline has been exceeded for this <br />contaminant. <br /> <br />Bacteria results may be <br />invalid due t <br />o lack of collection <br />information or because the sample has <br />exceeded the <br />30-hour <br />holding time. <br />, <br />"ND" <br />This contaminant was not <br />detected at <br />or above our lower <br />reporting limit (LRL). <br />"NBS" <br />No bacteria submitted. <br />"NBR" No Bacteria Required. <br />"P" <br />= PRESENCE <br />"A" = <br />ABSENCE <br />"EP" <br />= E. COLI PRESENCE <br />"EA" = <br />E. COLI ABSENCE <br />"'NA" <br />= NOT ANALYZED <br />Analysis Performed <br />MCL <br />LRL Level <br /> <br /> <br />I (mg/l)l <br /> <br />Detected <br /> <br />Total coliform P P P EA** <br /> <br />Inorganic chemicals - metals: <br />Aluminum <br />0.2 <br />0.1 <br />ND <br />Arsenic <br />0.010 <br />0.005 <br />ND <br />Barium <br />2 <br />0.30 <br />ND <br />Cadmium <br />0.005 <br />0.002 <br />ND <br />Calcium <br /> <br />2.0 <br />41 <br />Chromium <br />0.1 <br />0.010 <br />ND <br />Copper <br />1.3 <br />0.004 <br />ND <br />Iron <br />0.3 <br />0.020 <br />0.72* <br />Lead <br />0.015 <br />0.002 <br />ND <br />Magnesium <br /> <br />0.10 <br />8.4 <br />Manganese <br />0.05 <br />0.004 <br />0.84* <br />Mercury <br />0.002 <br />0.001 <br />ND <br />Nickel <br /> <br />0.02 <br />ND <br />Selenium <br />0.05 <br />0.020 <br />ND <br />Silver <br />0.1 <br />0.002 <br />ND <br />Sodium <br /> <br />1 <br />11 <br />Zinc' <br /> <br />5 <br /> <br />0.004 <br /> <br />0.010 <br /> <br />This report cannot be reproduced, except in full, without the written approval of National Testing Laboratories, Ltd. <br />