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ENVIRONMENTAL . , <br /> Analytical Chernists, <br /> March 2, 2021 Lab ID : STK2131973-001 <br /> Customer ID : 3-17919 <br /> San Joaquin Co. Environmental Health Dep <br /> Water Quality Division Sampled On : February 9, 2021-09:45 <br /> Attn: Michael Kith Sampled By : Francisco Garcia Rui <br /> 1868 East Hazelton Ave. Received On : February 9, 2021-11:45 <br /> Stockton, CA 95205 Matrix : Drinking Water <br /> Description : Wellhead <br /> Project : 8596 Orchard Rd., 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 27.3 2.5 mg/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Calcium 6 1 mg/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Magnesium 3 1 mg/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Potassium 1 1 mg/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Sodium 8 1 mg/L 200.7 02/11121:201527 200.7 02/11/21:202117 <br /> Total Cations 0.9 --- meq/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Boron ND 0.1 mg/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Copper ND 10 ug/L 10002 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> ron 40 30 ug/L 3002 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Manganese ND 10 ug/L 502 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Inc ND 20 ug/L 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> SAR 0.7 0.1 -- 200.7 02/11/21:201527 200.7 02/11/21:202117 <br /> Total Alkalinity(as 50 10 mg/L 2320B 02/11/21:201502 2320B 02/11/21:202087 <br /> aCO3) <br /> Hydroxide as OH ND 10 mg/L 2320B 02/11/21:201502 2320B 02/11/21:202087 <br /> Carbonate as CO3 ND 10 mg/L 2320B 02/11/21:201502 2320B 02/11/21:202087 <br /> Bicarbonate as HCO3 60 10 mg/L 2320B 02/11/21:201502 2320B 02/11/21:202087 <br /> Sulfate 3.0 0.5 mg/L 5002 300.0 02/10/21:201466 300.0 02/10/21:202114 <br /> hloride 2 1 mg/L 5002 300.0 02/10/21:201466 300.0 02/10/21:202114 <br /> Nitrate as NO3 0.8 0.4 mg/L 45 300.0 02/10/21:201466 300.0 02/10/21:202114 <br /> Nitrite as N ND 0.2 mg/L 1 300.0 02/10/21:201466 300.0 02/10/21:202114 <br /> Nitrate+Nitrite as N 0.2 0.1 mg/L 10 300.0 02/10/21:201466 300.0 02/10/21:202114 <br /> Fluoride 0.2 0.1 mg/L 2 300.0 02/10/21.201466 300.0 02/10/21:202114 <br /> Total Anions 1.1 --- meq/L 2320B 02/11/21:201502 2320E 02/11/21:202087 <br /> H 8.2 -- units 4500-H B 02/15/21:201581 4500HB 02/15/21:202269 <br /> Specific Conductance 104 1 umhos/Cm 16002 2510E 02/12/21:201562 2510E 02/12/21:202121 <br /> Total Dissolved Solids 100 20 mg/L 10002 2540CE 02/11/21:201520 25400 02/12/21:202140 <br /> BAS Extraction ND 0.1 mg/L 0.52 55400 02/10/21:201755 55400 02/10/21:202358 <br /> Aggressiveness Index 11.1 1 -- 4500-H B 02/15/21:201581 4500HB 02/15/21:202269 <br /> angelier Index(20°C) -0.7 1 -- 4500-H B 02/15/21:201581 4500HB 02/15/21:202269 <br /> Nitrate Nitrogen 0.2 0.1 mg/L 10 300.0 02/10/21:201466 300.0 02/10/21:202114 <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 />