Date:05-13-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3910005SYSTEM NAME:MANTECA, CITY OFCOUNTY:SAN JOAQUIN 
SOURCE NO.:013SOURCE NAME:WELL NO. 13 - RAW TO CATFSOURCE CLASS:CLGASTATUS: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
CA3910005_013_013 SECONDARY/GP-202611 1994 AGGRESSIVE INDEX 11.800 AGGR 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1928 ALKALINITY, BICARBONATE 150.000 3.000 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1919 CALCIUM 44.000 0.100 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1929 ALKALINITY, CARBONATE < 3.000 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1017 CHLORIDE 14.000 1.000 MG/L 500 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1905 COLOR < 5.000 UNITS 15 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1022 COPPER, FREE < 5.000 UG/L 1000 50 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1915 HARDNESS, TOTAL (AS CACO3) 170.000 0.410 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1028 IRON 36.000 30.000 UG/L 300 100 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1031 MAGNESIUM 13.000 0.100 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1032 MANGANESE 14.000 10.000 UG/L 50 20 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1920 ODOR < 1.000 TON 3 1 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1925 PH 7.600 pH 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1050 SILVER < 10.000 UG/L 100 10 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1052 SODIUM 28.000 1.000 MG/L 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1064 CONDUCTIVITY @ 25 C UMHOS/CM 450.000 1.000 UMHO/CM 1600 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1055 SULFATE 23.000 1.000 MG/L 500 .5 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1930 TDS 540.000 5.000 MG/L 1000 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 0100 TURBIDITY 0.420 0.100 NTU 5 .1 11-14-2023 36 2026/11
CA3910005_013_013 SECONDARY/GP-202611 1095 ZINC < 50.000 UG/L 5000 50 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1002 ALUMINUM < 50.000 UG/L 1000 50 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202312 1005 ARSENIC 9.600 2.000 UG/L 10 2 11-14-2023 1 2023/12 DUE NOW
CA3910005_013_013 INORGANIC-202611 1010 BARIUM 140.000 50.000 UG/L 1000 100 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1015 CADMIUM < 1.000 UG/L 5 1 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1020 CHROMIUM < 10.000 UG/L 50 10 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1025 FLUORIDE 0.120 0.100 MG/L 2 .1 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1035 MERCURY < 0.200 UG/L 2 1 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1036 NICKEL < 10.000 UG/L 100 10 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202412 1039 PERCHLORATE < 2.000 UG/L 6 2 12-13-2021 36 2024/12
CA3910005_013_013 INORGANIC-202611 1045 SELENIUM < 2.000 UG/L 50 5 11-14-2023 36 2026/11
CA3910005_013_013 INORGANIC-202611 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 11-14-2023 36 2026/11
CA3910005_013_013 NITRATE/NITRITE-202402 1040 NITRATE 8.500 0.230 MG/L 10 .4 11-14-2023 3 2024/02 DUE NOW
CA3910005_013_013 NITRATE/NITRITE-202611 1041 NITRITE < 0.050 MG/L 1 .4 11-14-2023 36 2026/11
CA3910005_013_013 RADIOLOGICAL-202801 4109 GROSS ALPHA PARTICLE ACTIVITY 4.450 +/- 1.250 1.350 PCI/L 15 3 01-11-2022 72 2028/01
CA3910005_013_013 REGULATED VOC-202611 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2990 BENZENE < 0.500 UG/L 1 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2996 STYRENE < 0.500 UG/L 100 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2991 TOLUENE < 0.500 UG/L 150 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED VOC-202611 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 11-14-2023 36 2026/11
CA3910005_013_013 REGULATED SOC-202402 2414 1,2,3-TRICHLOROPROPANE 0.022 0.005 UG/L 0.005 11-14-2023 3 2024/02 DUE NOW
CA3910005_013_013 REGULATED SOC-203211 2050 ATRAZINE < 0.050 UG/L 1 .5 11-14-2023 108 2032/11
CA3910005_013_013 REGULATED SOC-202312 2931 1,2-DIBROMO-3-CHLOROPROPANE 0.051 0.010 UG/L .2 .01 11-14-2023 1 2023/12 DUE NOW
CA3910005_013_013 REGULATED SOC-202312 2946 ETHYLENE DIBROMIDE 0.031 0.020 UG/L .05 .02 11-14-2023 1 2023/12 DUE NOW
CA3910005_013_013 REGULATED SOC-203211 2037 SIMAZINE < 0.050 UG/L 4 1 11-14-2023 108 2032/11
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.