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Fo' -= = ENVIRON `� .,. NTAL 15 ,A�ceoRp�an <br /> i < - <br /> --- i nn unr iruu <br /> F1 Al`IAMICAL CHEMISTS <br /> June 20, 2006 Lab ID ; STK634414-02 <br /> Customer ID: 3-12023 <br /> Luhdorff & Scalmanini, Consulting Eng. <br /> Attn: Till Angermann ., Sampled On : May 31, 2006-11:40 <br /> 500 First Street Sampled By Gary Wuest <br /> f <br /> F. Woodland, CA 95695 Received May 31, 2006-13:55 Stockton <br /> Received : June 1, 2006-12:00 <br /> Description.: South Tracy Prod Matrix : Drinking Water <br /> 1 Project Quarterly Water Sampling <br />' F" Sample Results - Inorganic <br /> Sample Preparation Sample Analysis <br /> Constituent Results PQL Units MCL Method WWII) Method Date/ID <br /> General Mineral P:1,5,4 <br /> pH 7.5 -- units 4500-H B 05/31/06:5346 4500-H B 05/31/2006:SD0 <br /> $ 14:32 <br /> i <br /> General Mineral P:1,5,4 <br /> Total Hardness 257 2.5 mg/L Calculation Calculation <br /> Calcium 65 1 mg/L 200.7 06105/06:13203 200.7 0610612006:800 <br /> Magnesium 23 1 mg/L 200.7 06105/06:B203 200.7 06/06120G6:AO4 <br /> Potassium 2 1 mg/L 200.7 06105106:8203 200.7 06106/2006:1300 <br /> Sodium 73 1 mg/L 200.7 06/05106:8203 200.7 06/06/2006:B00 <br />" Total Cations 8.4 -- meq/L Calculation Calculation <br /> Boron 1.0 0.1 mg/L 200.7 06105106:8203 200.7 06106/2006:B00 <br /> 10002 200.7 06105/06:8203 200.7 06/06/2006:800 <br /> Copper ND 10 uglL <br /> Iron ND 50 ug/L 3002 200.7 06105/06:8203 200.7 06106/2006:B00 <br /> Manganese ND 10 ug/L 502 200.7 06105106:B203 200.7 06106/2006:B00 <br /> Zinc 30 20 ug/L 50002 200.7 06/05106:8203 200.7 0610612006:B00 <br /> J Total Alkalinity (as CaCO3) 160 10 mg/L 2320B 06/06106:A202 2320B 06/06/2006:A01 <br /> Hydroxide ND 10 mg/L 23208 06/06106:A202 2320B 06/0612006:A01 <br /> r Carbonate ND 10 mg/L 2320E 06106106:A202 2320B 06/06/2006:A01 <br /> Bicarbonate 200 10 mg/L 2320B 06106/06:A202 2320E 06/06/2006:A01 <br /> Sulfate 146 1 mg/L 5002 300.0 06101/06:8215 300.0 06/02/2006:A00 <br /> I Chloride 67 1 mg/L 5002 300.0 06/01106:8215 300.0 06102/2006:A00 <br /> Nitrate 38.7 0.4 mg/L 45 300.0 06/01/06:B215 300.0 06/02/2006:A00 <br /> 1 ! 19:00 03:26 <br /> Nitrite as N ND 0.1 mg/L 1 300.0 06101/06:8215 300.0 0610212006:AD0 <br /> 19:00 03:28 <br /> Fluoride 0.3 0.1 mg/L 2 300.0 06101106:13215 300.0 0610212006:A00 <br /> Total Anions 8.8 -- meq/L Calculation Calculation <br /> Specific Conductance 861 1 urnhos/cm 16002 2510B 06102106:A212 2510E 06/02/2006:A00 <br /> >^ Total Dissolved Solids 530 40 mg/L 10002 25400 06/02106:A235 2540 C,E 06105/2006:A00 <br /> t Total Dissolved Solids (sum) 615 -- mg/L Calculation Calculation <br /> MBAS (foaming agents) ND 0.1 mg/L 0.52 5540C 06/01/06:A218 5540C 06101/2006:A00 <br /> 17:07 17:16 <br /> Aggressiveness Index 11.9 1.0 mg/L Calculation Calculation <br /> I <br /> Table continued next page... STK634414: Chemical Results Page 3 <br /> ' Corporate Offices&Laboratory Office&Laboratory Field Office <br /> P.O.Box 2721863 Corporation Street 2500 Stagecoach Road visalla,Calitomia <br /> Santa Paula,CA 93061-0272 Stockton,CA 95215 TEL, (559)734-9473 <br /> TEL (845)392-2000 TEL (209)942-0181 FAX: (559)734-5435 <br />{ FAX: (805)525-4172 FAX: (209)94240423 Mobile: (559)737-2399 <br /> CA NELAPCertification No.0111 OCA CA FLAP Certification No.1563 <br />