Laserfiche WebLink
December 22, 2025 <br /> Lab No. : STK2558606 <br /> San Joaquin County EHD <br /> Customer No. : 3017919 <br /> Quality Control -Wet Chem <br /> Wet Chem <br /> Alkalinity(as CaCO3) 2320B (VI 2548700-003) Dup mg/L 0.5% 10 <br /> Bicarbonate 2320B (VI2548700-003) Dup mg/L 1.64% 10 <br /> Carbonate 2320B (VI2548700-003) Dup mg/L 46.2% 10 440 <br /> E.C. 2320B (VI 25.48700-003) Dup umhos/cm 0.4% 5 <br /> Hydroxide 2320B (VI2548700-003) Dup mg/L 46.2% 10 440 <br /> Solids,Total Dissolved 2540CE 12/10/2025:213786CTL Blank mg/L ND <20 <br /> LCS mg/L 991.1 97.3% 90-110 <br /> (SP 2520951-001) Dup mg/L 2.71% 5 <br /> (SP 2520951-001) Dup mg/L 0.02% 5 <br /> Chloride 300.0 12/15/2025:213987LDM Blank mg/L ND <1 <br /> LCS mg/L 25.00 99.2% 90-110 <br /> MS mg/L 50.00 102% 67-117 <br /> (CH 2591716-004) MSD mg/L 50.00 102% 67-117 <br /> MSRPD mg/L 0.2% :57 <br /> MS mg/L 50.00 92.5% 67-117 <br /> (VI2548674-001) MSD mg/L 50.00 92.8% 67-117 <br /> MSRPD mg/L 0.2% :57 <br /> Fluoride 300.0 12/15/2025:213987LDM Blank mg/L ND <0.1 <br /> LCS mg/L 2.500 97.8% 90-110 <br /> MS mg/L 5.000 104% 89-111 <br /> (CH 2591716-004) MSD mg/L 5.000 104% 89-111 <br /> MSRPD mg/L 0.2% :59 <br /> MS mg/L 5.000 102% 89-111 <br /> (VI2548674-001) MSD mg/L 5.000 103% 89-111 <br /> MSRPD mg/L 0.2% :59 <br /> Sulfate 300.0 12/15/2025:213987LDM Blank mg/L ND <0.5 <br /> LCS mg/L 50.00 99.4% 90-110 <br /> MS mg/L 100.0 104% 18-165 <br /> (CH 2591716-004) MSD mg/L 100.0 104% 18-165 <br /> MSRPD mg/L 0.2% :57 <br /> MS mg/L 100.0 101% 18-165 <br /> (VI2548674-001) MSD mg/L 100.0 101% 18-165 <br /> MSRPD mg/L 0.2% 57 <br /> Nitrate 450ONO3F 12/09/2025:213742MM1 Blank mg/L ND <0.4 <br /> LCS mg/L 11.22 97.7% 80-120 <br /> MS mg/L 5.609 97.9% 66-125 <br /> (SP 2520911-002) MSD mg/L 5.609 97.3% 66-125 <br /> MSRPD mg/L 0.4% :530.4 <br /> Nitrate+Nitrite as N 450ONO3F 12/09/2025:213742MM1 Blank mg/L ND <0.4 <br /> LCS mg/L 11.22 97.7% 80-120 <br /> MS mg/L 5.609 97.9% 66-125 <br /> (SP 2520911-002) MSD mg/L 5.609 97.3% 66-125 <br /> MSRPD mg/L 0.4% <_30.4 <br /> Nitrate Nitrogen 450ONO3F 12/09/2025:213742MM1 Blank mg/L ND <0.4 <br /> LCS mg/L 11.22 97.7% 80-120 <br /> MS mg/L 5.609 97.9% 66-125 <br /> (SP 2520911-002) MSD mg/L 5.609 97.3% 66-125 <br /> MSRPD mg/L 0.4% :530.4 <br /> Nitrite as Nitrogen 450ONO3F 12/09/2025:213762MM1 Blank mg/L ND <0.2 <br /> LCS mg/L 1.218 103% 80-120 <br /> Page 7 of 8 Page 7 of 8 <br />