Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3910012SYSTEM NAME:CITY OF STOCKTONCOUNTY:SAN JOAQUIN 
SOURCE NO.:103SOURCE NAME:DWSP-WID CANAL SOURCE - RAWSOURCE CLASS:CLSASTATUS: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_103_103 SECONDARY/GP-202503 1928 ALKALINITY, BICARBONATE 17.000 5.000 MG/L 03-20-2024 12 2025/03
CA3910012_103_103 SECONDARY/GP-202406 1919 CALCIUM 3.700 1.000 MG/L 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202503 1929 ALKALINITY, CARBONATE < 5.000 MG/L 03-20-2024 12 2025/03
CA3910012_103_103 SECONDARY/GP-202406 1017 CHLORIDE 1.400 0.500 MG/L 500 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202504 1905 COLOR 10.000 5.000 UNITS 15 04-03-2024 12 2025/04
CA3910012_103_103 SECONDARY/GP-202406 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1915 HARDNESS, TOTAL (AS CACO3) 14.000 5.000 MG/L 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202503 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 03-20-2024 12 2025/03
CA3910012_103_103 SECONDARY/GP-202406 1028 IRON < 100.000 UG/L 300 100 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1031 MAGNESIUM 1.200 1.000 MG/L 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1032 MANGANESE < 20.000 UG/L 50 20 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202504 1920 ODOR 8.000 1.000 TON 3 1 04-03-2024 12 2025/04
CA3910012_103_103 SECONDARY/GP-202406 1925 PH 6.550 1.680 pH 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1050 SILVER < 10.000 UG/L 100 10 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1052 SODIUM 2.200 1.000 MG/L 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1064 CONDUCTIVITY @ 25 C UMHOS/CM 39.000 20.000 UMHO/CM 1600 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1055 SULFATE 1.400 0.500 MG/L 500 .5 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202504 1930 TDS 40.000 25.000 MG/L 1000 04-03-2024 12 2025/04
CA3910012_103_103 SECONDARY/GP-202406 0100 TURBIDITY 1.900 0.100 NTU 5 .1 06-07-2023 12 2024/06
CA3910012_103_103 SECONDARY/GP-202406 1095 ZINC < 50.000 UG/L 5000 50 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1002 ALUMINUM < 50.000 UG/L 1000 50 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1005 ARSENIC < 2.000 UG/L 10 2 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-203103 1094 ASBESTOS < 0.200 MFL 7 .2 03-28-2022 108 2031/03
CA3910012_103_103 INORGANIC-202406 1010 BARIUM < 100.000 UG/L 1000 100 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1015 CADMIUM < 1.000 UG/L 5 1 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1020 CHROMIUM < 10.000 UG/L 50 10 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1025 FLUORIDE < 0.100 MG/L 2 .1 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1035 MERCURY < 1.000 UG/L 2 1 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1036 NICKEL < 10.000 UG/L 100 10 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1039 PERCHLORATE < 2.000 UG/L 6 2 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1045 SELENIUM < 5.000 UG/L 50 5 06-07-2023 12 2024/06
CA3910012_103_103 INORGANIC-202406 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-07-2023 12 2024/06
CA3910012_103_103 NITRATE/NITRITE-202406 1040 NITRATE < 0.400 MG/L 10 .4 06-07-2023 12 2024/06
CA3910012_103_103 NITRATE/NITRITE-202606 1041 NITRITE < 0.400 MG/L 1 .4 06-07-2023 36 2026/06
CA3910012_103_103 RADIOLOGICAL-203103 4109 GROSS ALPHA PARTICLE ACTIVITY < 0.658 PCI/L 15 3 03-28-2022 108 2031/03
CA3910012_103_103 REGULATED VOC-202406 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2990 BENZENE < 0.500 UG/L 1 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2996 STYRENE < 0.500 UG/L 100 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2991 TOLUENE < 0.500 UG/L 150 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED VOC-202406 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2110 2,4,5-TP < 1.000 UG/L 50 1 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2105 2,4-D < 10.000 UG/L 70 10 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202411 2051 LASSO (ALACHLOR) < 0.100 UG/L 2 1 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202411 2050 ATRAZINE < 0.100 UG/L 1 .5 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202406 2625 BENTAZON < 2.000 UG/L 18 2 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202411 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202406 2046 CARBOFURAN < 5.000 UG/L 18 5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2959 CHLORDANE < 0.100 UG/L .1 .1 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2031 DALAPON < 10.000 UG/L 200 10 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202411 2035 DI(2-ETHYLHEXYL) ADIPATE < 5.000 UG/L 400 5 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202411 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202406 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2041 DINOSEB < 2.000 UG/L 7 2 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2032 DIQUAT < 4.000 UG/L 20 4 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2033 ENDOTHALL < 45.000 UG/L 100 45 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2005 ENDRIN < 0.100 UG/L 2 .1 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2034 GLYPHOSATE < 25.000 UG/L 700 25 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2065 HEPTACHLOR < 0.010 UG/L .01 .01 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2274 HEXACHLOROBENZENE < 0.500 UG/L 1 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202411 2042 HEXACHLOROCYCLOPENTADIENE < 1.000 UG/L 50 1 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202406 2010 BHC-GAMMA < 0.200 UG/L .2 .2 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2015 METHOXYCHLOR < 10.000 UG/L 30 10 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202411 2626 MOLINATE < 0.100 UG/L 20 2 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202406 2036 OXAMYL < 20.000 UG/L 50 20 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2040 PICLORAM < 1.000 UG/L 500 1 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202406 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) < 0.500 UG/L .5 .5 06-07-2023 12 2024/06
CA3910012_103_103 REGULATED SOC-202411 2037 SIMAZINE < 0.100 UG/L 4 1 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202411 2727 THIOBENCARB (BOLERO) < 0.100 UG/L 70 1 11-27-2023 12 2024/11
CA3910012_103_103 REGULATED SOC-202406 2020 TOXAPHENE < 1.000 UG/L 3 1 06-07-2023 12 2024/06
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.