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FGL <br /> ENVIRONMENTAL <br /> Analytical Chemists <br /> October 6, 2021 Lab ID : STK2153517-001 <br /> Customer ID : 3-17919 <br /> San Joaquin Co.Environmental Health Dep <br /> Water Quality Division Sampled On : September 20, 2021-10:55 <br /> Attn: Michael Kith Sampled By : Francisco Garcia Rui <br /> 1868 East Hazelton Ave. Received On : September 20, 2021-13:35 <br /> Stockton, CA 95205 Matrix : Drinking Water <br /> Description : Wellhead <br /> Project : 9455 E. Jahant Rd.,Acampo <br /> Sample Result- Inorganic <br /> Constituent Result PQL Units MCL/AL Sample Preparation Sample Analysis <br /> Method Date/lD Method Date/ID <br /> General Mineral <br /> Total Hardness as CaCO3 104 2.5 mg/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Calcium 22 1 mg/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Magnesium 12 1 mg/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Potassium 3 1 mg/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Sodium 21 1 mg/L 200.7 09/22/21:211008 200.7 09/22111:214831 <br /> Total Cations 3.1 --- meq/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Boron ND 0.1 mg/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Copper ND 10 ug/L 10002 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> on ND 30 ug/L 3002 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Manganese ND 10 ug/L 502 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Zinc ND 20 ug/L 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> SAR 0.9 0.1 -- 200.7 09/22/21:211008 200.7 09/22/21:214831 <br /> Total Alkalinity(as CaCO3) 100 10 mg/L 2320E 09/28/21:211262 2320B 09/28/21:215210 <br /> ydroxide as OH ND 10 mg/L 2320B 09/28/21:211262 2320B 09/28/21:215210 <br /> Carbonate as CO3 ND 10 mg/L 2320E 09/28/21:211262 2320B 09/28/21:215210 <br /> Bicarbonate as HCO3 130 10 mg/L 2320E 09/28/21:211262 23208 09/28/21:215210 <br /> Sulfate 7.2 0.5 mg/L 5002 300.0 09/21/21:210930 300.0 09/21/21:214807 <br /> Chloride 20 1 mg/L, 5002 300.0 09/21/21:210930 300.0 09/21/21:214807 <br /> Nitrate as NO3 13.2 0.4 mg/L 45 300.0 09/21/21:210930 300.0 09/21/21:214807 <br /> Nitrite as N ND 0.2 mg/L 1 300.0 09/21/21:210930 300.0 09/21/21:214807 <br /> Nitrate+Nitrite as N 3.0 0.1 mg/L 10 300.0 09/21/21:210930 300.0 09/21/21:214807 <br /> Fluoride 0.2 0.1 mg/L 2 300.0 09/21/21:210930 300.0 09/21/21:214807 <br /> Total Anions 3.1 --- meq/L 2320B 09/28/21:211262 2320E 09/28/21:215210 <br /> pH(Field) 7.61 --- units 4500-H B 09/20/21:211154 4500HB 09/20/21:214999 <br /> Specific Conductance 312 1 umhos/cm 16002 2510B 09/29/21:211265 2510B 09/29/21:215154 <br /> Total Dissolved Solids 250 20 mg/L 10002 2540CE 09/22/21:210990 25400 09/23/21:214854 <br /> MBAS Extraction ND 0.1 mg/L 0.52 5540C 09/21/21:211052 5540C 09/21/21:214866 <br /> Aggressiveness Index 11.4 1 -- 4500-H B 09/20/21:211154 4500HB 09/20/21:214999 <br /> Langelier Index(20°C) -0.5 1 -- 4500-H B 09/20/21:211154 4500HB 09/20/21:214999 <br /> itrate Nitrogen 3.0 1 0.1 1 mg/L 1 10 1 300.0 09/21/21:210930 300.0 09/21/21:214807 <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.Undo 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 />