Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3910012SYSTEM NAME:CITY OF STOCKTONCOUNTY:SAN JOAQUIN 
SOURCE NO.:104SOURCE NAME:DWSP-SWTP-TREATEDSOURCE CLASS:OTHRSTATUS:A



Click to hide / show columns: PS Codes | Group Name | Analyte Number | Analyte Name | Detected Level |Less Than | RL | Unit | MCL | DLR | Last Sampled | Frequency | Next Due | Notes

PS Codes Group Name Analyte Number Analyte Name Results Unit MCL DLR Last Sampled Frequency Next Due Notes
Detected Level Less Than RL
CA3910012_104_104 DISINFECTION BYPRODUCTS-202405 1011 BROMATE < 5.000 UG/L 10 5 04-03-2024 1 2024/05 DUE NOW
CA3910012_104_104 SECONDARY/GP-202406 1994 AGGRESSIVE INDEX 9.250 3.000 AGGR 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202412 1928 ALKALINITY, BICARBONATE 17.000 5.000 MG/L 12-10-2023 12 2024/12
CA3910012_104_104 SECONDARY/GP-202406 1919 CALCIUM 3.800 1.000 MG/L 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202412 1929 ALKALINITY, CARBONATE < 5.000 MG/L 12-10-2023 12 2024/12
CA3910012_104_104 SECONDARY/GP-202406 1017 CHLORIDE 4.600 0.500 MG/L 500 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202504 1905 COLOR < 5.000 UNITS 15 04-03-2024 12 2025/04
CA3910012_104_104 SECONDARY/GP-202406 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202406 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202406 1915 HARDNESS, TOTAL (AS CACO3) 14.000 5.000 MG/L 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202412 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 12-10-2023 12 2024/12
CA3910012_104_104 SECONDARY/GP-202405 1028 IRON < 100.000 UG/L 300 100 04-03-2024 1 2024/05 DUE NOW
CA3910012_104_104 SECONDARY/GP-202406 1031 MAGNESIUM 1.200 1.000 MG/L 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202405 1032 MANGANESE < 20.000 UG/L 50 20 04-03-2024 1 2024/05 DUE NOW
CA3910012_104_104 SECONDARY/GP-202504 1920 ODOR < 1.000 TON 3 1 04-03-2024 12 2025/04
CA3910012_104_104 SECONDARY/GP-202406 1925 PH 6.990 1.680 pH 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202406 1050 SILVER < 10.000 UG/L 100 10 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202406 1052 SODIUM 5.100 1.000 MG/L 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202504 1064 CONDUCTIVITY @ 25 C UMHOS/CM 68.000 2.000 UMHO/CM 1600 04-03-2024 12 2025/04
CA3910012_104_104 SECONDARY/GP-202406 1055 SULFATE 1.500 0.500 MG/L 500 .5 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202504 1930 TDS 43.000 25.000 MG/L 1000 04-03-2024 12 2025/04
CA3910012_104_104 SECONDARY/GP-202406 0100 TURBIDITY 0.210 0.100 NTU 5 .1 06-07-2023 12 2024/06
CA3910012_104_104 SECONDARY/GP-202406 1095 ZINC < 50.000 UG/L 5000 50 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1002 ALUMINUM < 50.000 UG/L 1000 50 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1005 ARSENIC < 2.000 UG/L 10 2 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1010 BARIUM < 100.000 UG/L 1000 100 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1015 CADMIUM < 1.000 UG/L 5 1 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1020 CHROMIUM < 10.000 UG/L 50 10 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1025 FLUORIDE < 0.100 MG/L 2 .1 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1030 LEAD < 5.000 UG/L 5 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1035 MERCURY < 1.000 UG/L 2 1 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1036 NICKEL < 10.000 UG/L 100 10 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202504 1039 PERCHLORATE < 1.000 UG/L 6 1 04-03-2024 12 2025/04
CA3910012_104_104 INORGANIC-202406 1045 SELENIUM < 5.000 UG/L 50 5 06-07-2023 12 2024/06
CA3910012_104_104 INORGANIC-202406 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-07-2023 12 2024/06
CA3910012_104_104 NITRATE/NITRITE-202406 1040 NITRATE < 0.400 MG/L 10 .4 06-07-2023 12 2024/06
CA3910012_104_104 NITRATE/NITRITE-202406 1038 NITRATE-NITRITE < 0.400 MG/L 10 .4 06-07-2023 12 2024/06
CA3910012_104_104 NITRATE/NITRITE-202608 1041 NITRITE < 0.400 MG/L 1 .4 08-02-2023 36 2026/08
PS Codes Group Name Analyte Number Analyte Name Detected Level Less Than RL Unit MCL DLR Last Sampled Frequency Next Due Notes

RL – Reporting Level means the level to which the laboratory reported the presence of an analyte. For radionuclides, Reporting Level is the MDA95.

DLR – Detection Limit for purposes of Reporting (DLR) means the designated minimum level at or above which any analytical finding of a contaminant in drinking water resulting from monitoring required under Chapter 15 of Title 22 shall be reported to the State Board (California Code of Regulations Section § 64400.34)

For addtional definitions, please refer to our data dictionary.