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Lancaster <br /> Laboratories Analysis Report <br /> 2425 New Holland Pike,PO Box 12425,Lancaster,PA 17605-2425-717-656-2300 Fax:717-656-2681•www.larcasterIabs.com <br /> Page 1 of 2 <br /> Lancaster Laboratories Sample No. WW5318521 Group No. 1084074 <br /> SB-25-W-080331 Grab Water <br /> Mountain House #6 SAIC <br /> Mountain House #6-Tracy,CA NA SB-25 <br /> Collected:03/31/2008 13:00 by AH Account Number: 11413 <br /> Submitted: 04/01/2008 09:10 Chevron Environmental Mgt. Co. <br /> Reported: 04/15/2008 at 08:15 P.O. Box 6012, Room K-2066 <br /> Discard: 05/16/2008 San Ramon CA 94583 <br /> MH-25 SDG#: OVU35-01* <br /> As Received <br /> CAT As Received Program Dilution <br /> No. Analysis Name CAS Number Result RL Units Factor <br /> 01750 Calcium 7440-70-2 134,000. 63.2 ug/l 1 <br /> 01754 Iron 7439-89-6 N.D. 52.2 ug/l 1 <br /> 01757 Magnesium 7439-95-4 75,800. 13.5 ug/l 1 <br /> 01762 Potassium 7440-09-7 761. 50.3 ug/l 1 <br /> 01767 Sodium 7440-23-5 674,000. 8,660. ug/l 20 <br /> 06256 Total Hardness as CaCO3 471-34-1 648,000. 200. ug/l 1 <br /> 07058 Manganese 7439-96-5 9.0 0.84 ug/l 1 <br /> 08014 Boron 7440-42-8 6,810. 9.4 ug/l 1 <br /> 00201 Alkalinity to pH 8.3 n.a. N.D. 460. ug/l as 1 <br /> CaCO3 <br /> 00202 Alkalinity to pH 4.5 n.a. 544,000. 460. ug/l as 1 <br /> CaCO3 <br /> 00212 Total Dissolved Solids n.a. 2,560,000. 77,600. ug/l 1 <br /> 00217 Kjeldahl Nitrogen 7727-37-9 N.D. 500. ug/l 1 <br /> 00221 Ammonia Nitrogen 7664-41-7 300. 200. ug/l 1 <br /> 00224 Chloride 16887-00-6 562,000. 40,000. ug/l 200 <br /> 00228 Sulfate 14808-79-8 822,000. 60,000. ug/l 200 <br /> 00280 Specific Conductance n.a. 3,840. 1.7 umhos/cm 1 <br /> 00345 Total Phosphorus as PO4 water 14265-44-2 630. 250. ug/l 1 <br /> 00368 Nitrate Nitrogen 14797-55-8 13,300. 250. ug/l 5 <br /> 01454 Bicarbonate Alkalinity n.a. 544,000. 460. ug/l as 1 <br /> CaCO3 <br /> 01455 Carbonate Alkalinity n.a. N.D. 460. ug/l as 1 <br /> CaCO3 <br /> 01506 Nitrite Nitrogen 14797-65-0 N.D. 400. ug/l 5 <br /> State of California Lab Certification No. 2116 <br /> This sample was field filtered for dissolved metals and hardness. <br /> All QC is compliant unless otherwise noted. Please refer to the Quality <br /> Control Summary for overall QC performance data and associated samples. <br /> Laboratory Chronicle <br /> CAT Analysis Dilution <br /> No. Analysis Name Method Trial# Date and Time Analyst Factor <br /> 01750 Calcium SW-846 60103 1 04/13/2008 09:06 Damary Valentin 1 <br /> 01754 Iron SW-846 6010B 1 04/13/2008 09:06 Damary Valentin 1 <br /> 01757 Magnesium SW-846 6010B 1 04/13/2008 09:06 Damary Valentin 1 <br /> #=Laboratory MethodDetection Limit exceeded target detection limit <br /> N.D.=Not detected at or above the Reporting Limit <br />