Date:05-21-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4910016SYSTEM NAME:COTATI, CITY OFCOUNTY:SONOMA 
SOURCE NO.:All SourcesSOURCE NAME:N/ASOURCE CLASS:N/ASTATUS:N/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
CA4910016_002_002 SECONDARY/GP-202604 1928 ALKALINITY, BICARBONATE 200.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1919 CALCIUM 46.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1929 ALKALINITY, CARBONATE < 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1017 CHLORIDE 50.000 0.500 MG/L 500 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1905 COLOR < 5.000 UNITS 15 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1022 COPPER, FREE < 50.000 UG/L 1000 50 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1915 HARDNESS, TOTAL (AS CACO3) 220.000 2.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1028 IRON < 100.000 UG/L 300 100 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1031 MAGNESIUM 25.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1032 MANGANESE 35.000 20.000 UG/L 50 20 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1920 ODOR < 1.000 TON 3 1 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1925 PH 7.000 1.000 pH 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1050 SILVER < 10.000 UG/L 100 10 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1052 SODIUM 35.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1064 CONDUCTIVITY @ 25 C UMHOS/CM 490.000 10.000 UMHO/CM 1600 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1055 SULFATE 34.000 0.500 MG/L 500 .5 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1930 TDS 350.000 10.000 MG/L 1000 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 0100 TURBIDITY 0.200 0.100 NTU 5 .1 04-24-2023 36 2026/04
CA4910016_002_002 SECONDARY/GP-202604 1095 ZINC < 50.000 UG/L 5000 50 04-24-2023 36 2026/04
CA4910016_002_002 INORGANIC-203204 1002 ALUMINUM < 50.000 UG/L 1000 50 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-202604 1005 ARSENIC < 2.000 UG/L 10 2 04-24-2023 36 2026/04
CA4910016_002_002 INORGANIC-203204 1094 ASBESTOS < 0.180 MFL 7 .2 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1010 BARIUM 170.000 100.000 UG/L 1000 100 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1015 CADMIUM < 1.000 UG/L 5 1 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1020 CHROMIUM < 1.000 UG/L 50 10 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1025 FLUORIDE < 0.100 MG/L 2 .1 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1035 MERCURY < 1.000 UG/L 2 1 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1036 NICKEL < 10.000 UG/L 100 10 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-202604 1039 PERCHLORATE < 2.000 UG/L 6 2 04-24-2023 36 2026/04
CA4910016_002_002 INORGANIC-203204 1045 SELENIUM 6.400 5.000 UG/L 50 5 04-24-2023 108 2032/04
CA4910016_002_002 INORGANIC-203204 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 04-24-2023 108 2032/04
CA4910016_002_002 NITRATE/NITRITE-202404 1040 NITRATE < 0.400 MG/L 10 .4 04-24-2023 12 2024/04 DUE NOW
CA4910016_002_002 NITRATE/NITRITE-202604 1041 NITRITE < 0.400 MG/L 1 .4 04-24-2023 36 2026/04
CA4910016_002_002 RADIOLOGICAL-202604 4109 GROSS ALPHA PARTICLE ACTIVITY 0.734 +/- 0.541 0.700 PCI/L 15 3 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2990 BENZENE < 0.500 UG/L 1 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED VOC-202604 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2996 STYRENE < 0.500 UG/L 100 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2991 TOLUENE < 0.500 UG/L 150 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED VOC-202604 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 04-14-2020 72 2026/04
CA4910016_002_002 REGULATED SOC-202405 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 05-25-2021 36 2024/05 DUE NOW
CA4910016_002_002 REGULATED SOC-203204 2110 2,4,5-TP < 1.000 UG/L 50 1 04-24-2023 108 2032/04
CA4910016_002_002 REGULATED SOC-202604 2050 ATRAZINE < 0.250 UG/L 1 .5 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202604 2031 DALAPON < 10.000 UG/L 200 10 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202604 2032 DIQUAT < 0.400 UG/L 20 4 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202604 2033 ENDOTHALL < 45.000 UG/L 100 45 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202706 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 06-26-2018 108 2027/06
CA4910016_002_002 REGULATED SOC-203104 2065 HEPTACHLOR < 0.010 UG/L .01 .01 04-26-2022 108 2031/04
CA4910016_002_002 REGULATED SOC-203104 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 04-26-2022 108 2031/04
CA4910016_002_002 REGULATED SOC-203104 2010 BHC-GAMMA < 0.010 UG/L .2 .2 04-26-2022 108 2031/04
CA4910016_002_002 REGULATED SOC-203104 2015 METHOXYCHLOR < 0.100 UG/L 30 10 04-26-2022 108 2031/04
CA4910016_002_002 REGULATED SOC-202604 2036 OXAMYL < 5.000 UG/L 50 20 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202604 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202604 2040 PICLORAM < 1.000 UG/L 500 1 04-24-2023 36 2026/04
CA4910016_002_002 REGULATED SOC-202604 2037 SIMAZINE < 0.250 UG/L 4 1 04-24-2023 36 2026/04
CA4910016_002_002 GENERAL NON CHAP 15-202604 1927 ALKALINITY, TOTAL 160.000 20.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1928 ALKALINITY, BICARBONATE 150.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1919 CALCIUM 23.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1929 ALKALINITY, CARBONATE < 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1017 CHLORIDE 68.000 0.500 MG/L 500 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1905 COLOR < 5.000 UNITS 15 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1022 COPPER, FREE < 50.000 UG/L 1000 50 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1915 HARDNESS, TOTAL (AS CACO3) 110.000 2.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202404 1028 IRON < 100.000 UG/L 300 100 03-01-2024 1 2024/04 DUE NOW
CA4910016_003_003 SECONDARY/GP-202604 1031 MAGNESIUM 12.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202404 1032 MANGANESE 220.000 20.000 UG/L 50 20 03-01-2024 1 2024/04 DUE NOW
CA4910016_003_003 SECONDARY/GP-202604 1920 ODOR < 1.000 TON 3 1 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1925 PH 7.100 1.000 pH 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1050 SILVER < 10.000 UG/L 100 10 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1052 SODIUM 30.000 1.000 MG/L 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1064 CONDUCTIVITY @ 25 C UMHOS/CM 460.000 10.000 UMHO/CM 1600 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1055 SULFATE 9.000 0.500 MG/L 500 .5 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1930 TDS 310.000 10.000 MG/L 1000 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 0100 TURBIDITY 0.300 0.100 NTU 5 .1 04-24-2023 36 2026/04
CA4910016_003_003 SECONDARY/GP-202604 1095 ZINC < 50.000 UG/L 5000 50 04-24-2023 36 2026/04
CA4910016_003_003 INORGANIC-203204 1002 ALUMINUM < 50.000 UG/L 1000 50 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-202604 1005 ARSENIC 3.100 2.000 UG/L 10 2 04-24-2023 36 2026/04
CA4910016_003_003 INORGANIC-202504 1094 ASBESTOS < 0.200 MFL 7 .2 04-12-2016 108 2025/04
CA4910016_003_003 INORGANIC-203204 1010 BARIUM 200.000 100.000 UG/L 1000 100 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1015 CADMIUM < 1.000 UG/L 5 1 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1020 CHROMIUM < 1.000 UG/L 50 10 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1025 FLUORIDE < 0.100 MG/L 2 .1 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1035 MERCURY < 1.000 UG/L 2 1 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1036 NICKEL < 10.000 UG/L 100 10 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-202604 1039 PERCHLORATE < 2.000 UG/L 6 2 04-24-2023 36 2026/04
CA4910016_003_003 INORGANIC-203204 1045 SELENIUM < 5.000 UG/L 50 5 04-24-2023 108 2032/04
CA4910016_003_003 INORGANIC-203204 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 04-24-2023 108 2032/04
CA4910016_003_003 NITRATE/NITRITE-202404 1040 NITRATE < 0.400 MG/L 10 .4 04-24-2023 12 2024/04 DUE NOW
CA4910016_003_003 NITRATE/NITRITE-202604 1041 NITRITE < 0.400 MG/L 1 .4 04-24-2023 36 2026/04
CA4910016_003_003 RADIOLOGICAL-202504 4109 GROSS ALPHA PARTICLE ACTIVITY 1.340 +/- 1.430 1.600 PCI/L 15 3 04-12-2016 108 2025/04
CA4910016_003_003 REGULATED VOC-202904 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2990 BENZENE < 0.500 UG/L 1 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202604 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED VOC-202904 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2996 STYRENE < 0.500 UG/L 100 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2991 TOLUENE < 0.500 UG/L 150 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED VOC-202904 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 04-24-2023 72 2029/04
CA4910016_003_003 REGULATED SOC-202405 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 05-25-2021 36 2024/05 DUE NOW
CA4910016_003_003 REGULATED SOC-203204 2110 2,4,5-TP < 1.000 UG/L 50 1 04-24-2023 108 2032/04
CA4910016_003_003 REGULATED SOC-202604 2050 ATRAZINE < 0.250 UG/L 1 .5 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-202604 2031 DALAPON < 10.000 UG/L 200 10 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-202604 2032 DIQUAT < 0.400 UG/L 20 4 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-202604 2033 ENDOTHALL < 45.000 UG/L 100 45 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-203204 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 04-24-2023 108 2032/04
CA4910016_003_003 REGULATED SOC-203104 2065 HEPTACHLOR < 0.010 UG/L .01 .01 04-26-2022 108 2031/04
CA4910016_003_003 REGULATED SOC-203104 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 04-26-2022 108 2031/04
CA4910016_003_003 REGULATED SOC-203104 2010 BHC-GAMMA < 0.010 UG/L .2 .2 04-26-2022 108 2031/04
CA4910016_003_003 REGULATED SOC-203104 2015 METHOXYCHLOR < 0.100 UG/L 30 10 04-26-2022 108 2031/04
CA4910016_003_003 REGULATED SOC-202604 2036 OXAMYL < 5.000 UG/L 50 20 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-202604 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-202604 2040 PICLORAM < 1.000 UG/L 500 1 04-24-2023 36 2026/04
CA4910016_003_003 REGULATED SOC-202604 2037 SIMAZINE < 0.250 UG/L 4 1 04-24-2023 36 2026/04
CA4910016_003_003 GENERAL NON CHAP 15-202604 1927 ALKALINITY, TOTAL 120.000 20.000 MG/L 04-24-2023 36 2026/04
CA4910016_004_004 SECONDARY/GP-202504 1928 ALKALINITY, BICARBONATE 110.000 1.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1919 CALCIUM 21.000 1.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1929 ALKALINITY, CARBONATE < 1.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1017 CHLORIDE 39.000 0.500 MG/L 500 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1905 COLOR < 5.000 UNITS 15 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1022 COPPER, FREE < 50.000 UG/L 1000 50 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1915 HARDNESS, TOTAL (AS CACO3) 98.000 2.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202404 1028 IRON 1100.000 100.000 UG/L 300 100 03-01-2024 1 2024/04 DUE NOW
CA4910016_004_004 SECONDARY/GP-202504 1031 MAGNESIUM 11.000 1.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202404 1032 MANGANESE 110.000 20.000 UG/L 50 20 03-01-2024 1 2024/04 DUE NOW
CA4910016_004_004 SECONDARY/GP-202504 1920 ODOR < 1.000 TON 3 1 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1925 PH 6.700 1.000 pH 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1050 SILVER < 10.000 UG/L 100 10 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1052 SODIUM 33.000 1.000 MG/L 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1064 CONDUCTIVITY @ 25 C UMHOS/CM 330.000 10.000 UMHO/CM 1600 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1055 SULFATE 19.000 0.500 MG/L 500 .5 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1930 TDS 250.000 10.000 MG/L 1000 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 0100 TURBIDITY 0.550 0.100 NTU 5 .1 04-26-2022 36 2025/04
CA4910016_004_004 SECONDARY/GP-202504 1095 ZINC < 50.000 UG/L 5000 50 04-26-2022 36 2025/04
CA4910016_004_004 INORGANIC-203104 1002 ALUMINUM < 50.000 UG/L 1000 50 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-202504 1005 ARSENIC 2.600 2.000 UG/L 10 2 04-26-2022 36 2025/04
CA4910016_004_004 INORGANIC-202504 1094 ASBESTOS < 0.200 MFL 7 .2 04-18-2016 108 2025/04
CA4910016_004_004 INORGANIC-203104 1010 BARIUM 120.000 100.000 UG/L 1000 100 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1015 CADMIUM < 1.000 UG/L 5 1 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1020 CHROMIUM < 1.000 UG/L 50 10 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1025 FLUORIDE 0.250 0.100 MG/L 2 .1 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1035 MERCURY < 1.000 UG/L 2 1 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1036 NICKEL < 10.000 UG/L 100 10 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-202504 1039 PERCHLORATE < 2.000 UG/L 6 2 04-26-2022 36 2025/04
CA4910016_004_004 INORGANIC-203104 1045 SELENIUM < 5.000 UG/L 50 5 04-26-2022 108 2031/04
CA4910016_004_004 INORGANIC-203104 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 04-26-2022 108 2031/04
CA4910016_004_004 NITRATE/NITRITE-202404 1040 NITRATE < 0.400 MG/L 10 .4 04-24-2023 12 2024/04 DUE NOW
CA4910016_004_004 NITRATE/NITRITE-202504 1041 NITRITE < 0.400 MG/L 1 .4 04-26-2022 36 2025/04
CA4910016_004_004 RADIOLOGICAL-202904 4109 GROSS ALPHA PARTICLE ACTIVITY 1.800 +/- 1.580 1.700 PCI/L 15 3 04-14-2020 108 2029/04
CA4910016_004_004 REGULATED VOC-202804 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2990 BENZENE < 0.500 UG/L 1 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202504 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED VOC-202804 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2996 STYRENE < 0.500 UG/L 100 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2991 TOLUENE < 0.500 UG/L 150 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED VOC-202804 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 04-26-2022 72 2028/04
CA4910016_004_004 REGULATED SOC-202405 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 05-25-2021 36 2024/05 DUE NOW
CA4910016_004_004 REGULATED SOC-203104 2110 2,4,5-TP < 1.000 UG/L 50 1 04-26-2022 108 2031/04
CA4910016_004_004 REGULATED SOC-202504 2050 ATRAZINE < 0.250 UG/L 1 .5 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-202504 2031 DALAPON < 10.000 UG/L 200 10 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-202504 2032 DIQUAT < 0.400 UG/L 20 4 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-202504 2033 ENDOTHALL < 45.000 UG/L 100 45 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-203204 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 04-24-2023 108 2032/04
CA4910016_004_004 REGULATED SOC-203204 2065 HEPTACHLOR < 0.010 UG/L .01 .01 04-24-2023 108 2032/04
CA4910016_004_004 REGULATED SOC-203204 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 04-24-2023 108 2032/04
CA4910016_004_004 REGULATED SOC-203204 2010 BHC-GAMMA < 0.010 UG/L .2 .2 04-24-2023 108 2032/04
CA4910016_004_004 REGULATED SOC-203204 2015 METHOXYCHLOR < 0.100 UG/L 30 10 04-24-2023 108 2032/04
CA4910016_004_004 REGULATED SOC-202504 2036 OXAMYL < 5.000 UG/L 50 20 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-202504 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-202504 2040 PICLORAM < 1.000 UG/L 500 1 04-26-2022 36 2025/04
CA4910016_004_004 REGULATED SOC-202504 2037 SIMAZINE < 0.250 UG/L 4 1 04-26-2022 36 2025/04
CA4910016_004_004 GENERAL NON CHAP 15-202504 1927 ALKALINITY, TOTAL 90.000 20.000 MG/L 04-26-2022 36 2025/04
CA4910016_007_007 SECONDARY/GP-202404 1028 IRON < 100.000 UG/L 300 100 03-01-2024 1 2024/04 DUE NOW
CA4910016_007_007 SECONDARY/GP-202404 1032 MANGANESE < 20.000 UG/L 50 20 03-01-2024 1 2024/04 DUE NOW
CA4910016_008_008 SECONDARY/GP-202404 1028 IRON < 100.000 UG/L 300 100 03-01-2024 1 2024/04 DUE NOW
CA4910016_008_008 SECONDARY/GP-202404 1032 MANGANESE < 20.000 UG/L 50 20 03-01-2024 1 2024/04 DUE NOW
CA4910016_DST_016 DISINFECTION BYPRODUCTS-202409 2456 TOTAL HALOACETIC ACIDS (HAA5) 11.000 6.000 UG/L 60 09-20-2023 12 2024/09
CA4910016_DST_016 DISINFECTION BYPRODUCTS-202409 2950 TTHM 31.000 4.000 UG/L 80 09-20-2023 12 2024/09
CA4910016_DST_017 DISINFECTION BYPRODUCTS-202409 2456 TOTAL HALOACETIC ACIDS (HAA5) 6.500 6.000 UG/L 60 09-20-2023 12 2024/09
CA4910016_DST_017 DISINFECTION BYPRODUCTS-202409 2950 TTHM 18.000 4.000 UG/L 80 09-20-2023 12 2024/09
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.