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December 14, 2021 Lab ID : STK2156699-001 <br />Customer ID :3-17919 <br />San Joaquin Co. Environmental Health Dep <br />Water Quality Division <br />Attn: Michael Kith <br />1868 East Hazelton Ave. <br />Stockton, CA 95205 <br />Description : Wellhead <br />Project : 5401 E. Liberty Rd. Galt,CA <br />Sampled On :November 17,2021-10:10 <br />Sampled By : Francisco Garcia Rui <br />Received On : November 17, 2021-11:25 <br />Matrix : Drinking Water <br />Sample Result - Inorganic <br />Constituent <br />Result <br />PQL <br />Units <br />MCL/AL <br />Sample Preparation <br />Method Date/ID <br />Sample Analysis <br />Method Date/ID <br />General Mineral <br />3442 Empresa Drive, Suite D <br />9415 W. Goshen Avenue <br />Santa Paula, CA 93060 <br />Stockton, CA 95215 <br />Chico, CA 95926 <br />San Luis Obispo, CA 93401 <br />Total Hardness as CaCO3 <br />136 <br />2.5 <br />mg/I. <br />TEL: (805)783-2940 <br />200.7 11/21/21213549 <br />200.7 11/21/21:218187 <br />Calcium <br />28 <br />1 <br />mg/L <br />CA ELAP Certification No. 1563 <br />200.7 11/21/21.213549 <br />200.7 11/21/21:218187 <br />Magnesium <br />16 <br />1 <br />mg/L <br />200.7 11/21/21213549 <br />200.7 11/21/21:218187 <br />Potassium <br />2 <br />1 <br />mg/L <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Sodium <br />14 <br />1 <br />mg/L <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Total Cations <br />3.4 <br />--- <br />meq/L <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Boron <br />ND <br />0.1 <br />mg/L <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Copper <br />ND <br />10 <br />ug/L <br />10002 <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Iron <br />ND <br />30 <br />ug/L <br />3002 <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />anganese <br />ND <br />10 <br />ug/L <br />502 <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Zinc <br />30 <br />20 <br />ug/L <br />200.7 11/21/21213549 <br />200.7 11/21/21:218187 <br />SAR <br />0.5 <br />0.1 <br />-- <br />200.7 11/21/21:213549 <br />200.7 11/21/21:218187 <br />Total Alkalinity (as CaCO3) <br />120 <br />10 <br />mg/L <br />2320B 11/29/21:213804 <br />2320B 11/30/21:218583 <br />Hydroxide as OH <br />ND <br />10 <br />mg/L <br />2320B 11/29/21:213804 <br />2320B 11/30/21:218583 <br />arbonate as CO3 <br />ND <br />10 <br />mg/L <br />23208 11/29/21:213804 <br />2320E 11/30/21:218583 <br />Bicarbonate as HCO3 <br />140 <br />10 <br />mg/L <br />2320B 11/29/21:213804 <br />2320E 11/30/21:218583 <br />Sulfate <br />14.5 <br />0.5 <br />mg/L <br />5002 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />Chloride <br />16 <br />1 <br />mg/L <br />5002 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />Nitrate as NO3 <br />9.5 <br />0.4 <br />mg/L <br />45 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />itrite as N <br />ND <br />0.2 <br />mg/L <br />1 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />Nitrate + Nitrite as N <br />2.1 <br />0.1 <br />mg/L. <br />10 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />Fluoride <br />0.1 <br />0.1 <br />mg/L <br />2 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />Total Anions <br />3.2 <br />--- <br />meq/L <br />23208 11/29/21:213804 <br />2320B 11/30/21:218583 <br />H (Field) <br />7.22 <br />--- <br />units <br />4500-H B 11/17/21:213693 <br />4500HB 11/17/21:218352 <br />Specific Conductance <br />333 <br />1 <br />umhos/cm <br />16002 <br />25108 11/23/21:213647 <br />25108 11/23/21:218261 <br />Total Dissolved Solids <br />250 <br />20 <br />mg/L <br />10002 <br />2540CE 11/19/21:213502 <br />2540C 11/22/21:218185 <br />BAS Extraction <br />ND <br />0.1 <br />mg/L <br />0.52 <br />5540C 11/18/21:213595 <br />5540C 11/18/21:218188 <br />Aggressiveness Index <br />11.1 <br />1 <br />-- <br />4500-H B 11/17/21213693 <br />4500HB 11/17/21:218352 <br />angelier Index (20°C) <br />-0.7 <br />1 <br />-- <br />4500-H B 11/17/21:213693 <br />4500HB 11/17/21:218352 <br />11Nitrate Nitrogen <br />1 2.1 <br />1 0.1 <br />1 mg/L <br />10 <br />300.0 11/18/21:213493 <br />300.0 11/19/21:218242 <br />NU=Non-Uetected. FQL--Practical Quantitation Limit.* FQL adjusted Tor 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 <br />Office & Laboratory <br />Office & Laboratory <br />Office & Laboratory <br />Office & Laboratory <br />853 Corporation Street <br />2500 Stagecoach Road <br />563 E. Lindo Avenue <br />3442 Empresa Drive, Suite D <br />9415 W. Goshen Avenue <br />Santa Paula, CA 93060 <br />Stockton, CA 95215 <br />Chico, CA 95926 <br />San Luis Obispo, CA 93401 <br />Visalia, CA 93291 <br />TEL: (805)392-2000 <br />TEL: (209)942-0182 <br />TEL: (530)343-5818 <br />TEL: (805)783-2940 <br />TEL: (559)734-9473 <br />Env FAX: (805)525-4172 / Ag FAX: (805)392-2063 FAX: (209)942-0423 <br />FAX: (530)343-3807 <br />FAX: (805)783-2912 <br />FAX: (559)734-8435 <br />CA ELAP Certification No. 1573 <br />CA ELAP Certification No. 1563 <br />CA ELAP Certification No. 2670 <br />CA ELAP Certification No. 2775 <br />CA ELAP Certification No. 2810 <br />