Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4900721SYSTEM NAME:COLONIAL PARKCOUNTY: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
CA4900721_001_001 SECONDARY/GP-203009 1928 ALKALINITY, BICARBONATE 140.000 1.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1919 CALCIUM 12.000 1.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1929 ALKALINITY, CARBONATE < 1.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1017 CHLORIDE 13.000 0.500 MG/L 500 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1905 COLOR 5.000 5.000 UNITS 15 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1022 COPPER, FREE < 50.000 UG/L 1000 50 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1915 HARDNESS, TOTAL (AS CACO3) 79.000 2.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-202709 1028 IRON 740.000 100.000 UG/L 300 100 09-20-2018 108 2027/09
CA4900721_001_001 SECONDARY/GP-203009 1031 MAGNESIUM 12.000 1.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1032 MANGANESE 860.000 20.000 UG/L 50 20 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1920 ODOR < 1.000 TON 3 1 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1925 PH 7.000 1.000 pH 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1050 SILVER < 10.000 UG/L 100 10 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1052 SODIUM 32.000 1.000 MG/L 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1064 CONDUCTIVITY @ 25 C UMHOS/CM 280.000 10.000 UMHO/CM 1600 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1055 SULFATE 4.000 0.500 MG/L 500 .5 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203009 1930 TDS 210.000 10.000 MG/L 1000 09-27-2021 108 2030/09
CA4900721_001_001 SECONDARY/GP-203103 0100 TURBIDITY 23.000 0.100 NTU 5 .1 03-22-2022 108 2031/03
CA4900721_001_001 SECONDARY/GP-203009 1095 ZINC 62.000 50.000 UG/L 5000 50 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1002 ALUMINUM < 50.000 UG/L 1000 50 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203012 1005 ARSENIC 9.600 2.000 UG/L 10 2 12-21-2021 108 2030/12
CA4900721_001_001 INORGANIC-202703 1094 ASBESTOS < 0.200 MFL 7 .2 03-17-2018 108 2027/03
CA4900721_001_001 INORGANIC-203009 1010 BARIUM < 100.000 UG/L 1000 100 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1015 CADMIUM < 1.000 UG/L 5 1 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1020 CHROMIUM < 1.000 UG/L 50 10 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1025 FLUORIDE 0.280 0.100 MG/L 2 .1 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1035 MERCURY < 1.000 UG/L 2 1 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1036 NICKEL < 10.000 UG/L 100 10 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203107 1039 PERCHLORATE < 2.000 UG/L 6 2 07-25-2022 108 2031/07
CA4900721_001_001 INORGANIC-203009 1045 SELENIUM < 5.000 UG/L 50 5 09-27-2021 108 2030/09
CA4900721_001_001 INORGANIC-203009 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 09-27-2021 108 2030/09
CA4900721_001_001 NITRATE/NITRITE-202411 1040 NITRATE < 0.400 MG/L 10 .4 11-02-2015 108 2024/11
CA4900721_001_001 NITRATE/NITRITE-203009 1041 NITRITE < 0.400 MG/L 1 .4 09-27-2021 108 2030/09
CA4900721_001_001 RADIOLOGICAL-202703 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.100 PCI/L 15 3 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2990 BENZENE < 0.500 UG/L 1 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2996 STYRENE < 0.500 UG/L 100 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2991 TOLUENE < 0.500 UG/L 150 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED VOC-202703 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-202703 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-203009 2110 2,4,5-TP < 1.000 UG/L 50 1 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2105 2,4-D < 10.000 UG/L 70 10 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2050 ATRAZINE < 0.250 UG/L 1 .5 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2046 CARBOFURAN < 5.000 UG/L 18 5 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2031 DALAPON < 10.000 UG/L 200 10 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2041 DINOSEB < 2.000 UG/L 7 2 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2032 DIQUAT < 0.400 UG/L 20 4 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2033 ENDOTHALL < 45.000 UG/L 100 45 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-202703 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-202703 2065 HEPTACHLOR < UG/L .01 .01 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-202703 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-202703 2010 BHC-GAMMA < 0.200 UG/L .2 .2 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-202703 2015 METHOXYCHLOR < 10.000 UG/L 30 10 03-07-2018 108 2027/03
CA4900721_001_001 REGULATED SOC-203009 2036 OXAMYL < 5.000 UG/L 50 20 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2040 PICLORAM < 1.000 UG/L 500 1 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-203009 2037 SIMAZINE < 0.250 UG/L 4 1 09-27-2021 108 2030/09
CA4900721_001_001 REGULATED SOC-202703 2020 TOXAPHENE < 1.000 UG/L 3 1 03-07-2018 108 2027/03
CA4900721_001_001 GENERAL NON CHAP 15-203009 1927 ALKALINITY, TOTAL 120.000 20.000 MG/L 09-27-2021 108 2030/09
CA4900721_003_003 SECONDARY/GP-202403 1032 MANGANESE < 20.000 UG/L 50 20 12-13-2023 3 2024/03 DUE NOW
CA4900721_004_004 SECONDARY/GP-202608 1928 ALKALINITY, BICARBONATE 170.000 1.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1919 CALCIUM 15.000 1.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1929 ALKALINITY, CARBONATE < 1.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1017 CHLORIDE 19.000 1.000 MG/L 500 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1905 COLOR < 5.000 UNITS 15 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1022 COPPER, FREE < 50.000 UG/L 1000 50 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1915 HARDNESS, TOTAL (AS CACO3) 91.000 2.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1028 IRON < 100.000 UG/L 300 100 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1031 MAGNESIUM 13.000 1.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1032 MANGANESE 530.000 20.000 UG/L 50 20 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1920 ODOR 6.000 1.000 TON 3 1 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1925 PH 7.200 1.000 pH 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1050 SILVER < 10.000 UG/L 100 10 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1052 SODIUM 32.000 1.000 MG/L 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1064 CONDUCTIVITY @ 25 C UMHOS/CM 330.000 10.000 UMHO/CM 1600 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1055 SULFATE 6.900 1.000 MG/L 500 .5 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1930 TDS 260.000 10.000 MG/L 1000 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 0100 TURBIDITY 0.200 0.100 NTU 5 .1 08-29-2023 36 2026/08
CA4900721_004_004 SECONDARY/GP-202608 1095 ZINC < 50.000 UG/L 5000 50 08-29-2023 36 2026/08
CA4900721_004_004 INORGANIC-202908 1002 ALUMINUM < 50.000 UG/L 1000 50 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202608 1005 ARSENIC 5.600 2.000 UG/L 10 2 08-29-2023 36 2026/08
CA4900721_004_004 INORGANIC-202908 1094 ASBESTOS < 0.200 MFL 7 .2 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1010 BARIUM 140.000 100.000 UG/L 1000 100 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1015 CADMIUM < 1.000 UG/L 5 1 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1020 CHROMIUM < 1.000 UG/L 50 10 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1025 FLUORIDE 0.400 0.100 MG/L 2 .1 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1035 MERCURY < 1.000 UG/L 2 1 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1036 NICKEL < 10.000 UG/L 100 10 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202608 1039 PERCHLORATE < 2.000 UG/L 6 2 08-29-2023 36 2026/08
CA4900721_004_004 INORGANIC-202908 1045 SELENIUM < 5.000 UG/L 50 5 08-25-2020 108 2029/08
CA4900721_004_004 INORGANIC-202908 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-25-2020 108 2029/08
CA4900721_004_004 NITRATE/NITRITE-202403 1040 NITRATE < 0.400 MG/L 10 .4 03-23-2023 12 2024/03 DUE NOW
CA4900721_004_004 NITRATE/NITRITE-202403 1041 NITRITE < 0.400 MG/L 1 .4 03-17-2021 36 2024/03 DUE NOW
CA4900721_004_004 RADIOLOGICAL-202608 4109 GROSS ALPHA PARTICLE ACTIVITY 0.379 +/- 1.100 1.600 PCI/L 15 3 08-23-2017 108 2026/08
CA4900721_004_004 RADIOLOGICAL-202608 4030 RADIUM-228 < 0.400 PCI/L 1 08-23-2017 108 2026/08
CA4900721_004_004 REGULATED VOC-202608 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2990 BENZENE < 0.500 UG/L 1 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED VOC-202608 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2996 STYRENE < 0.500 UG/L 100 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2991 TOLUENE < 0.500 UG/L 150 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED VOC-202608 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 08-25-2020 72 2026/08
CA4900721_004_004 REGULATED SOC-202508 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 08-23-2022 36 2025/08
CA4900721_004_004 REGULATED SOC-203208 2110 2,4,5-TP < 1.000 UG/L 50 1 08-29-2023 108 2032/08
CA4900721_004_004 REGULATED SOC-203208 2105 2,4-D < 10.000 UG/L 70 10 08-29-2023 108 2032/08
CA4900721_004_004 REGULATED SOC-202608 2050 ATRAZINE < 0.250 UG/L 1 .5 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2046 CARBOFURAN < 5.000 UG/L 18 5 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2031 DALAPON < 10.000 UG/L 200 10 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2041 DINOSEB < 2.000 UG/L 7 2 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2032 DIQUAT < 0.400 UG/L 20 4 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2033 ENDOTHALL < 45.000 UG/L 100 45 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202909 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 09-23-2020 108 2029/09
CA4900721_004_004 REGULATED SOC-202908 2065 HEPTACHLOR < UG/L .01 .01 08-25-2020 108 2029/08
CA4900721_004_004 REGULATED SOC-202908 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 08-25-2020 108 2029/08
CA4900721_004_004 REGULATED SOC-202908 2010 BHC-GAMMA < 0.200 UG/L .2 .2 08-25-2020 108 2029/08
CA4900721_004_004 REGULATED SOC-202908 2015 METHOXYCHLOR < 10.000 UG/L 30 10 08-25-2020 108 2029/08
CA4900721_004_004 REGULATED SOC-202608 2036 OXAMYL < 5.000 UG/L 50 20 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2040 PICLORAM < 1.000 UG/L 500 1 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202608 2037 SIMAZINE < 0.250 UG/L 4 1 08-29-2023 36 2026/08
CA4900721_004_004 REGULATED SOC-202908 2020 TOXAPHENE < 1.000 UG/L 3 1 08-25-2020 108 2029/08
CA4900721_004_004 GENERAL NON CHAP 15-202608 1927 ALKALINITY, TOTAL 140.000 20.000 MG/L 08-29-2023 36 2026/08
CA4900721_DST_005 DISINFECTION BYPRODUCTS-202410 2456 TOTAL HALOACETIC ACIDS (HAA5) < 6.000 UG/L 60 10-20-2021 36 2024/10
CA4900721_DST_005 DISINFECTION BYPRODUCTS-202410 2950 TTHM < 4.000 UG/L 80 10-20-2021 36 2024/10
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.