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Laboratories Inc. J <br /> tEnvironmental Testing Laboratory Since 1949 <br /> Ground Zero Analysis,Inc. Reported: 10/01/2015 10:53 <br /> ' 1172 Kansas Avenue Project: City of Escalon,Wastewater <br /> Modesto,CA 95351 Project Number: 5894 <br /> Project Manager: Project Manager <br /> ' Water Analysis (General Chemistry) <br /> Quality Control Report - Precision & Accuracy <br /> ' Control Limits <br /> Source Source Spike Percent Percent Lab <br /> Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Quals <br /> ' QC Batch ID: BYI1878 Used client sample: N <br /> Chloride DUP 1523796-01 18.278 18.213 mg/L 0.4 10 <br /> MS 1523796-01 18.278 70.071 50.505 mg/L 103 80-120 <br /> MSD 1523796-01 18.278 70.308 50.505 mg/L 0.3 103 10 80-120 <br /> Nitrate as N DUP 1523796-01 7.4340 7.4160 mg/L 0.2 10 <br /> MS 1523796-01 7.4340 12.317 5.0505 mg/L 96.7 80-120 <br /> MSD 1523796-01 7.4340 12.357 5.0505 mg/L 0.3 97.5 10 80-120 <br /> ' Sulfate DUP 1523796-01 32.477 32.485 mg/L 0.0 10 <br /> MS 1523796-01 32.477 135.43 101.01 mg/L 102 80-120 <br /> MSD 1523796-01 32.477 136.12 101.01 mg/L 0.5 103 10 80-120 <br /> ' QC Batch ID: BY11946 Used client sample: N <br /> Total Alkalinity as CaCO3 DUP 1523811-01 183.93 184.38 mg/L 0.2 10 <br /> QC Batch ID: BY12014 Used client sample: N <br /> Dissolved Calcium DUP 1523863-02 80.921 82.798 mg/L 2.3 20 <br /> MS 1523883-02 80.921 93.006 10.204 mg/L 118 75-125 <br /> MSD 1523883-02 80.921 92.839 10.204 mg/L 0.2 117 20 75-125 <br /> ' Dissolved Magnesium DUP 1523883-02 20.515 20.983 mg/L 2.3 20 <br /> MS 1523883-02 20.515 32.142 10.204 mg/L 114 75-125 <br /> MSD 1523883-02 20.515 32.456 10.204 mg/L 1.0 117 20 75-125 <br /> ' Dissolved Sodium DUP 1523863-02 562.67 572.02 mg/L 1.6 20 <br /> MS 1523883-02 562.67 597.24 10.204 mg/L 339 75.125 A03 <br /> MSD 1523883-02 562.67 591.75 10.204 mg/L 0.9 265 20 75.125 A03 <br /> ' Dissolved Potassium DUP 1523883-02 6.6337 6.7319 mg/L 1.5 20 <br /> MS 1523883-02 6.6337 16.729 10.204 mg/L 98.9 75-125 <br /> MSD 1523883-02 6.6337 16.729 10.204 mg/L 0.0 98.9 20 75-125 <br /> QC Batch ID: BY12238 Used client sample: N <br /> Biochemical Oxygen Demand-Seeded DUP 1523805-02 NO ND mg/L 20 <br /> QC Batch ID: BYI2239 Used client sample: Y-Description: R-2, 09/17/2015 12:00 <br /> ' Biochemical Oxygen Demand-Seeded OUP 1523813-02 NO NO mg/L 20 <br /> QC Batch ID: BY12385 Used client sample: N <br /> Total Dissolved Solids @ 180 C DUP 1523929-01 4730.0 4740.0 mg/L 0.2 10 <br /> ' Fixed Dissolved Solids DUP 1523929-01 1200.0 1170.0 mg/L 2.5 20 <br /> Volatile Dissolved Solids DUP 1523929-01 3530.0 3570.0 mglL 1.1 10 <br /> The results in this report apply to the samples analysed in accordance with the chain of custody document.This analvtical report must be reproduced in its entirety. <br /> All results listed in this report arc for the exclusive use of the submitting parry. FIC Laboratories,Inc.assumes no resaonadu ity for report alteration,separation,detachment or third party intemretation. <br /> Report ID: 1000402732 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 12 of 16 <br /> 1 <br />