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rz <br /> ENVIRONMENTAL ' <br /> Analytical Chernists <br /> January 28, 2022 Lab ID : STK2230465-001 <br /> Customer ID : 3-17919 <br /> San Joaquin Co. Environmental Health Dep <br /> Water Quality Division Sampled On : January 10, 2022-14:20 <br /> Attn: Michael Kith Sampled By : Francisco Garcia Rui <br /> 1868 East Hazelton Ave. Received On : January 10, 2022-15:08 <br /> Stockton, CA 95205 Matrix : Drinking Water <br /> Description : Wellhead <br /> Project : 10283 E. Brittany Lane, Acampo, CA 95220 <br /> Sample Result-Inorganic <br /> Constituent Result PQL Units MCL/AL Sample Preparation Sample Analysis <br /> Method Date/ID Method Date/ID <br /> General Mineral <br /> Total Hardness as CaCO3 66.2 2.5 mg/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Calcium 15 1 mg/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Magnesium 7 1 mg/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Potassium 2 1 mg/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Sodium 18 1 mg/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Total Cations 2.2 --- meq/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Boron ND 0.1 mg/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Copper 10 10 ug/L 10002 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Iron 30 30 ug/L 3002 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> anganese ND 10 ug/L 502 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Inc 70 20 ug/L 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> SAR 1.0 0.1 -- 200.7 01/12/22:200400 200.7 01/12/22:200573 <br /> Total Alkalinity(as CaCO3) 70 10 mg/L 2320B 01/17/22:200609 2320B 01/19/22:200877 <br /> Hydroxide as OH ND 10 mg/L 2320B 01/17/22:200609 2320B 01/19/22:200877 <br /> arbonate as CO3 ND 10 mg/L 2320B 01/17/22:200609 2320B 01/19/22:200877 <br /> Bicarbonate as HCO3 90 10 mg/L 2320B 01/17/22:200609 2320B 01/19/22:200877 <br /> Sulfate 2.2 0.5 mg/L 5002 300.0 01/11/22:200350 300.0 01/11/22:200598 <br /> Chloride 10 1 mg/L 5002 300.0 01/11/22:200350 300.0 01111/22:200598 <br /> Nitrate as NO3 9.2 0.4 mg/L 45 300.0 01/11/22:200350 300.0 01/11/22:200598 <br /> Nitrite as N ND 0.2 mg/L 1 300.0 01/11/22:200350 300.0 01111/22:200598 <br /> Nitrate+Nitrite as N 2.1 0.1 mg/L 10 300.0 01/11/22:200350 300.0 01/11/22:200598 <br /> Fluoride 0.2 0.1 mg/L 2 300.0 01/11/22:200350 300.0 01/11/22:200598 <br /> Total Anions 2.0 --- meq/L 2320B 01/17/22:200609 2320E 01/19/22:200877 <br /> H(Field) 7.79 --- units 4500-H B 01/10/22:200545 4500HB 01/10/22:200705 <br /> Specific Conductance 202 1 umhos/cm 16002 2510B 01/13/22:200432 2510E 01/13/22:200566 <br /> Total Dissolved Solids 170 20 mg/L 10002 2540CE 01/12/22:200398 25400 01/13/22:200582 <br /> AS Extraction ND 0.1 mg/L 0.52 55400 01111/22:200701 55400 01111/22:200918 <br /> Aggressiveness Index 11.2 1 -- 4500-H B 01/10/22:200545 4500HB 01/10/22:200705 <br /> angelier Index(20°C) -0.6 1 -- 4500-H B 01/10/22:200545 4500HB 01/10/22:200705 <br /> Nitrate Nitrogen 2.1 0.1 mg/L 10 300.0 01/11/22:200350 300.0 01/11/22:200598 <br /> ND=Non-Detected.PQL=Practical Quantitation Limit.*PQL adjusted for dilution. <br /> MCL=Maximum Contamination Level.2-Secondary Standard.3-CDPH Notification Level.AL=Regulatory Action Level. <br /> Page 3 of 9 <br /> Corporate Offices&Laboratory Office&Laboratory Office&Laboratory Office&Laboratory Office&Laboratory <br /> 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue <br /> Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 Visalia,CA 93291 <br /> TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)734-9473 <br /> Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)734-8435 <br /> CA ELAP Certification No.1573 CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 <br />