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Pace Analytical Services,LLC <br /> 315 Chestnut Street <br /> aceMalytical Virginia,MN 55792 <br /> www pacelabs.con, <br /> (218)742-1042 <br /> f <br /> I <br /> QUALITY CONTROL DATA <br /> Project: UPRES/Stockton REV <br /> Pace Project No.: 1298347 <br /> QC Batch: 128043 Analysis Method: EPA 6010B <br /> QC Batch Method: EPA 3050 Analysis Description: 6010 MET <br /> Associated Lab Samples: 12983470)2 <br /> METHOD BLANK: 509053 Matrix: Solid <br /> Associated Lab Samples: 12983470)2 <br /> Blank Reporting <br /> Parameter Units Result Limit Analyzed Qualifiers <br /> Antimony mg/kg ND 0.75 10/11/1712:30 <br /> Arsenic mg/kg ND 0.75 10/11/1712:30 <br /> Barium mg/kg ND 0.50 10/11/1712:30 <br /> Beryllium mg/kg ND 0.25 10/11/1712:30 <br /> Cadmium mg/kg ND 0.50 10/11/1712:30 <br /> Chromium mg/kg ND 0.25 10/11/1712:30 <br /> Cobalt mg/kg ND 0.25 10/11/1712:30 <br /> Copper mg/kg ND 0.50 10/11/1712:30 z <br /> Lead mg/kg ND 0.50 10/11/17 12:30 <br /> Molybdenum mg/kg ND 0.25 10/11/17 12:30 m; <br /> Nickel mg/kg ND 0.25 10/11/1712:30 <br /> Selenium mg/kg ND 5.0 10/11/1712:30 DEC 2 0 2017 <br /> Silver mg/kg ND 0.25 10/11/1712:30 <br /> Thallium mg/kg ND 0.75 10/11/1712:30 <br /> Vanadium mg/kg ND 0.25 10/11/1712:30 ENVIRONMENTAL HEALTH <br /> Zinc mg/kg 1.6 1.0 10/11/1712:30 P8 DEPARTMENT <br /> LABORATORY CONTROL SAMPLE: 509054 <br /> Spike LCS LCS %Rec <br /> Parameter Units Conc. Result %Rec Limits Qualifiers <br /> Antimony mg/kg 50 56.0 112 80-120 <br /> Arsenic mg/kg 50 55.2 110 80-120 <br /> Barium mg/kg 50 55.2 110 80-120 <br /> Beryllium mg/kg 50 53.8 108 80-120 <br /> Cadmium mg/kg 50 55.2 110 80-120 <br /> Chromium mg/kg 50 54.6 109 80-120 <br /> Cobalt mg/kg 50 54.2 108 80-120 <br /> Copper mg/kg 50 50.4 101 80-120 <br /> Lead mg/kg 50 54.3 109 80-120 <br /> Molybdenum mg/kg 50 56.6 113 80-120 <br /> Nickel mg/kg 50 54.6 109 80-120 <br /> Selenium mg/kg 50 57.2 114 80-120 <br /> Silver mg/kg 25 25.2 101 80-120 <br /> Thallium mg/kg 50 54.4 109 80-120 <br /> Vanadium mg/kg 50 51.4 103 80-120 <br /> Zinc mg/kg 50 54.6 109 80-120 <br /> Results presented on this I age are in the units indicated by the"Units"column except where an alternate unit is presented to the right of the result. <br /> REPORT OF LABORATORY ANALYSIS <br /> This report shall not be reproduced,except in full, <br /> Date: 10/30/2017 11:12 AM without the written consent of Pace Analytical Services,LLC. Page 6 of 26 <br />