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r <br />Laboratories Inc. U <br />Environmental Testing Laboratory Since 1949 <br />u <br />n <br />CB&I Reported: 05/15/2014 16:10 <br />180 Promenade Circle, Suite 320 Project: Corral Hollow LF, SJ County <br />Sacramento, CA 95834 Project Number. 149271 <br />Project Manager: Sheila Richgels <br />Water Analysis (General Chemistry) <br />Quality Control Report - Precision & Accuracy <br />Control Limits <br />Source Source Spike Percent Percent Lab <br />:onstituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Quals <br />The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. <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: 1000237122 4100 Atlas Court Bakersfield, CA 93308 1661) 327-4911 FAX 16611327-1918 www.bclabs,com Page 57 of 58 <br />QC Batch ID: BXE0273 <br />J Used client sample: Y - Description: MW -4, 05/02/2014 12:27 <br />Chloride <br />DUP 409780-01 RE, <br />184.00 <br />183.93 <br />mg/L <br />0.0 <br />10 <br />MS 409780-01 RE* <br />184.00 <br />290.22 <br />101.01 <br />mg/L <br />105 <br />80-120 <br />MSD 409780-01 RE- <br />184.00 <br />290.05 <br />101.01 <br />mg/L <br />0.1 <br />105 <br />10 <br />80-120 <br />Nitrate as N <br />DUP 409780-01RE- <br />9.9260 <br />10.032 <br />mg/L <br />1.1 <br />10 <br />MS 409780-01 RE- <br />9.9260 <br />21.455 <br />10.101 <br />mg/L <br />114 <br />80-120 <br />MSD 409780-01 RE- <br />9.9260 <br />21.271 <br />10.101 <br />mg/L <br />0.9 <br />112 <br />10 <br />80-120 <br />Sulfate <br />DUP 409780-01RE- <br />500.76 <br />499.99 <br />mg/L <br />0.2 <br />10 <br />1 <br />MS 409780-01 RE- <br />500.76 <br />705.63 <br />202.02 <br />mg/L <br />101 <br />80-120 <br />MSD 409780-01RE- <br />500.76 <br />704.87 <br />202.02 <br />mg/L <br />0.1 <br />101 <br />10 <br />80-120 <br />QC Batch ID: BXE0339 <br />Used client sample: <br />N <br />Bicarbonate <br />DUP 1409776-05 <br />696.34 <br />701.90 <br />mg/L <br />0.8 <br />10 <br />Carbonate <br />DUP 1409776-05 <br />ND <br />ND <br />mg/L <br />10 <br />Total Alkalinity as CaCO3 <br />DUP 1409776-05 <br />571.11 <br />575.67 <br />mg/L <br />0.8 <br />10 <br />QC Batch ID: BXE0483 <br />Used client sample: N <br />Dissolved Calcium <br />DUP 1409778-01 <br />235.62 <br />235.82 <br />mg/L <br />0.1 <br />20 <br />MS 1409778-01 <br />235.62 <br />237.88 <br />10.204 <br />mg/L <br />22.2 <br />76-125 <br />A03 <br />MSD 1409778-01 <br />235.62 <br />235.40 <br />10.204 <br />mg/L <br />1.0 <br />-2.1 <br />20 <br />75-126 <br />A03 <br />Dissolved Magnesium <br />DUP 1409778-01 <br />13.188 <br />13.119 <br />mg/L <br />0.5 <br />20 <br />MS 1409778-01 <br />13.188 <br />22.609 <br />10.204 <br />mg/L <br />92.3 <br />75-125 <br />MSD 1409778-01 <br />13.188 <br />22.519 <br />10.204 <br />mg/L <br />0.4 <br />91.4 <br />20 <br />75-125 <br />Dissolved Sodium <br />DUP 1409778-01 <br />100.22 <br />102.00 <br />mg/L <br />1.8 <br />20 <br />MS 1409778-01 <br />100.22 <br />106.72 <br />10.204 <br />mg/L <br />63.7 <br />76-125 <br />A03 <br />MSD 1409778-01 <br />100.22 <br />106.07 <br />10.204 <br />mg/L <br />0.6 <br />57.4 <br />20 <br />75-126 <br />A03 <br />Dissolved Potassium <br />DUP 1409778-01 <br />0.97940 <br />0.98642 <br />mg/L <br />0.7 <br />20 <br />J <br />MS 1409778-01 <br />0.97940 <br />11.386 <br />10.204 <br />mg/L <br />102 <br />75-125 <br />MSD 1409778-01 <br />0.97940 <br />11.261 <br />10.204 <br />mg/L <br />1.1 <br />101 <br />20 <br />75-125 <br />QC Batch ID: BXE0596 <br />Used client sample: Y - Description: <br />MW -4, 05/02/2014 12:27 <br />Total Dissolved Solids @ 180 C <br />DUP 1409780-01 <br />1380.0 <br />1405.0 <br />mg/L <br />1.8 <br />10 <br />QC Batch ID: BXE0640 <br />Used client sample: N <br />Chloride <br />DUP 1410070-01 <br />54.159 <br />54.216 <br />mg/L <br />0.1 <br />10 <br />MS 1410070-01 <br />54.159 <br />107.48 <br />50.505 <br />mg/L <br />106 <br />80-120 <br />MSD 1410070-01 <br />54.159 <br />107.61 <br />50.505 <br />mg/L <br />0.1 <br />106 <br />10 <br />80-120 <br />Sulfate <br />DUP 1410070-01 <br />65.896 <br />65.807 <br />mg/L <br />0.1 <br />10 <br />MS 1410070-01 <br />65.896 <br />177.24 <br />101.01 <br />mg/L <br />110 <br />80-120 <br />MSD 1410070-01 <br />65.896 <br />177.06 <br />101.01 <br />mg/L <br />0.1 <br />110 <br />10 <br />80-120 <br />The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. <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: 1000237122 4100 Atlas Court Bakersfield, CA 93308 1661) 327-4911 FAX 16611327-1918 www.bclabs,com Page 57 of 58 <br />