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' Laboratories Inc. ; <br /> ' Environmental Testing Laboratory Since 1949 <br /> Ground Zero Analysis,Inc. Reported: 10/05/2015 15:04 <br /> 1172 Kansas Avenue Project: City of Escalon,Monitoring Wells <br /> Modesto,CA 95351 Project Number: 5894 <br /> Project Manager: Project Manager <br /> Water Analysis (General Chemistry) <br /> ' BCL Sample ID: 1523651-03 Client Sample Name: MW-11,9/16/2015 11:50:OOAM, Mark Pierson <br /> MB Lab <br /> ' Constituent Result Units PQL MDL Method Bias Quals Run# <br /> Dissolved Calcium 88 mg/L 0.10 0.016 EPA-6010B 0.021 1 <br /> Dissolved Magnesium 42 mglL 0.050 0.019 EPA-60108 NO 1 <br /> Dissolved Sodium 70 mg/L 0.50 0.051 EPA4010B NO _ 1 <br /> Dissolved Potassium 21 mg/L 1.0 0.10 EPA-60106 NO 1 <br /> Total Alkalinity as CaCO3 ..500 mg/L 8.2 8.2 SM-2320B NO 2 <br /> Chloride 78 mg/L 0.50 0.061 EPA-300.0 NO 3 <br /> Nitrate as N 3.0 mgll 0.20 0.036 EPA-300.0 NO A07 4 <br /> Sulfate 12 mg1l. 1.0 0.10 EPA-300.0 NO 3 <br /> Dissolved Hardness as CaCO3 390 mg/L 0.50 0.10 Calc NO 5 <br /> Total Dissolved Solids @ 180 C 680 mglL 50 50 EPA-060.1 NO 6 <br /> ' Fixed Dissolved Solids 390 mg/L 50 50 EPA-160.4 NO 7 <br /> Volatile Dissolved Solids 290 mglL 50 50 EPA-160.4 NO 7 <br /> Biochemical Oxygen Demand- 4.3 mg/L 2.0 2.0 SM17-52108 8 <br /> ' Seeded <br /> Run CIC <br /> Run# Method Prep Date Date/Time Analyst Instrument Dilution Batch ID <br /> 1 EPA-60108 09/18/15 09/30/1515:30 ARD PE-OP2 1 BY12439 <br /> 2 SM-2320B 09/21/15 09/21/15 12:59 RML MET-1 2 BY11811 <br /> ' 3 EPA-300.0 09/22/15 09/22/1516:51 BMW IC8 1 BY12158 <br /> 4 EPA-300.0 09/17/15 09/17/15 22:25 BMW IC1 2 BY11740 <br /> 5 Calc 09/17/15 10/05/15 12:06 MSA Calc 1 BY11724 <br /> 6 EPA-160.1 09/18/15 09/18/1511:30 CAD MANUAL 5 BYI1796 <br /> 7 EPA-160.4 09/18/15 09/18/15 11:30 CAD MANUAL 5 BY11796 <br /> 8 SM17-5210B 09/17/15 09/17/15 07:30 HPR YSI-57 2.033 BY12193 <br /> ' The resohs in this report apply to the samples anulyed in accordance with the chain of custody document This ana/ytim/report must he reproduced in is entirety. <br /> All results listed in this report arc far the exclusive use ofthe submitting party. BC Laboratories,Inc.assumes no osponsbility for report aharxtion,separation,detachment or third party interoterition. <br /> Report ID: 1000403977 4100 Atlas Court Bakersfield,CA 93308 (661)327.4911 FAX(661)327-1918 vrtvw.bclabs.com Page 17 of 45 <br />