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Laboy'atorles Inc. <br />Environmental Testing Laboratory Since 1949 <br />Geologic Associates Reported: 08/24/2017 21:14 <br />11415 W. Bernardo Ct, Ste 220 Project: French Camp <br />San Diego, CA 92127 Project Number: Semi Annual <br />Project Manager: Sarah Battelle <br />Water Analysis (General Chemistry) <br />Quality Control Report - Laboratory Control Sample <br />Control Limits <br />Spike Percent Percent Lab <br />Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals <br />QC Batch ID: B[H1270 <br />Chloride <br />B[H1270-BS1 <br />LCS <br />50.836 <br />50.000 <br />mg/L <br />102 <br />90-110 <br />Nitrate as N <br />B[H1270-BS1 <br />LCS <br />5.0830 <br />5.0000 <br />mg/L <br />102 <br />90-110 <br />Sulfate <br />B[H1270-BS1 <br />LCS <br />100.44 <br />100.00 <br />mg/L <br />100 <br />90-110 <br />QC Batch ID: B[H1271 <br />Chloride <br />B[H1271-BS1 <br />LCS <br />51.124 <br />50.000 <br />mg/L <br />102 <br />90-110 <br />Nitrate as N <br />B[H1271-BS1 <br />LCS <br />5.0930 <br />5.0000 <br />mg/L <br />102 <br />90-110 <br />Sulfate <br />B[H1271-BS1 <br />LCS <br />101.06 <br />100.00 <br />mg/L <br />101 <br />90-110 <br />QC Batch ID: B[H1564 <br />Dissolved Calcium <br />B[H1564-BS1 <br />LCS <br />9.7365 <br />10.000 <br />mg/L <br />97.4 <br />85-115 <br />Dissolved Magnesium <br />B[H1564-BS1 <br />LCS <br />9.6520 <br />10.000 <br />mg/L <br />96.5 <br />85-115 <br />Dissolved Sodium <br />Dissolved Potassium <br />B[H1564-BS1 <br />B[H1564-BS1 <br />LCS <br />LCS <br />9.7914 <br />9.8505 <br />10.000 <br />10.000 <br />mg/L <br />mg/L <br />97.9 <br />98.5 <br />85-115 <br />85-115 <br />QC Batch ID: B[H1671 <br />Total Dissolved Solids @ 180 C <br />B[H1671-BS1 <br />LCS <br />550.00 <br />586.00 <br />mg/L <br />93.9 <br />90-110 <br />QC Batch ID: B[H1672 <br />Total Dissolved Solids @ 180 C <br />B[H1672-BS1 <br />LCS <br />565.00 <br />586.00 <br />mg/L <br />96.4 <br />90-110 <br />The results in this report applv to the samples analysed in accordance with the chain of custody document. This analytical report must he reproduced in its entirely. <br />All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. <br />Report ID: 1000641231 4100 Atlas Court Bakersfield, CA 93308 (661) 327-4911 FAX (661) 327-1918 www.bclabs.com Page 66 of 69 <br />