Date:06-13-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:2300730SYSTEM NAME:WESTPORT COUNTY WATER DISTRICTCOUNTY:MENDOCINO 
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
CA2300730_001_001 SECONDARY/GP-202409 1928 ALKALINITY, BICARBONATE 86.000 5.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1919 CALCIUM 18.000 1.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1929 ALKALINITY, CARBONATE < 5.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1017 CHLORIDE 12.000 0.500 MG/L 500 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1905 COLOR 15.000 5.000 UNITS 15 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1022 COPPER, FREE < 50.000 UG/L 1000 50 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1915 HARDNESS, TOTAL (AS CACO3) 69.000 5.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1028 IRON 380.000 100.000 UG/L 300 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1031 MAGNESIUM 5.800 1.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1032 MANGANESE 120.000 20.000 UG/L 50 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1920 ODOR 5.000 1.000 TON 3 1 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1925 PH 7.270 1.680 pH 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1050 SILVER < 10.000 UG/L 100 10 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1052 SODIUM 12.000 1.000 MG/L 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1064 CONDUCTIVITY @ 25 C UMHOS/CM 200.000 20.000 UMHO/CM 1600 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1055 SULFATE 2.500 0.500 MG/L 500 .5 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1930 TDS 97.000 10.000 MG/L 1000 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 0100 TURBIDITY 0.650 0.200 NTU 5 .1 09-13-2023 12 2024/09
CA2300730_001_001 SECONDARY/GP-202409 1095 ZINC < 50.000 UG/L 5000 50 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1002 ALUMINUM < 50.000 UG/L 1000 50 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1005 ARSENIC < 2.000 UG/L 10 2 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-203010 1094 ASBESTOS < 0.200 MFL 7 .2 10-12-2021 108 2030/10
CA2300730_001_001 INORGANIC-202409 1010 BARIUM < 100.000 UG/L 1000 100 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1015 CADMIUM < 1.000 UG/L 5 1 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1020 CHROMIUM < 10.000 UG/L 50 10 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1025 FLUORIDE 0.110 0.100 MG/L 2 .1 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1035 MERCURY < 1.000 UG/L 2 1 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1036 NICKEL < 10.000 UG/L 100 10 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1039 PERCHLORATE < 2.000 UG/L 6 2 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1045 SELENIUM < 5.000 UG/L 50 5 09-13-2023 12 2024/09
CA2300730_001_001 INORGANIC-202409 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 09-13-2023 12 2024/09
CA2300730_001_001 NITRATE/NITRITE-202409 1040 NITRATE < 0.400 MG/L 10 .4 09-13-2023 12 2024/09
CA2300730_001_001 NITRATE/NITRITE-202409 1041 NITRITE < 0.400 MG/L 1 .4 09-08-2021 36 2024/09
CA2300730_001_001 RADIOLOGICAL-202806 4109 GROSS ALPHA PARTICLE ACTIVITY 0.588 +/- 1.040 1.400 PCI/L 15 3 06-11-2019 108 2028/06
CA2300730_001_001 REGULATED VOC-202409 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2990 BENZENE < 0.500 UG/L 1 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2996 STYRENE < 0.500 UG/L 100 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2991 TOLUENE < 0.500 UG/L 150 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED VOC-202409 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 09-08-2021 36 2024/09
CA2300730_001_001 REGULATED SOC-202505 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 05-25-2022 36 2025/05
CA2300730_001_001 REGULATED SOC-203010 2110 2,4,5-TP < 1.000 UG/L 50 1 10-12-2021 108 2030/10
CA2300730_001_001 REGULATED SOC-203010 2105 2,4-D < 10.000 UG/L 70 10 10-12-2021 108 2030/10
CA2300730_001_001 REGULATED SOC-202609 2050 ATRAZINE < 0.240 UG/L 1 .5 09-13-2023 36 2026/09
CA2300730_001_001 REGULATED SOC-203010 2031 DALAPON < 10.000 UG/L 200 10 10-12-2021 108 2030/10
CA2300730_001_001 REGULATED SOC-202609 2037 SIMAZINE < 0.240 UG/L 4 1 09-13-2023 36 2026/09
CA2300730_001_001 GENERAL NON CHAP 15-202409 1927 ALKALINITY, TOTAL 86.000 5.000 MG/L 09-13-2023 12 2024/09
CA2300730_002_002 SECONDARY/GP-202406 1028 IRON < 100.000 UG/L 300 03-19-2024 3 2024/06 DUE NOW
CA2300730_002_002 SECONDARY/GP-202406 1032 MANGANESE 160.000 20.000 UG/L 50 03-19-2024 3 2024/06 DUE NOW
CA2300730_003_003 SECONDARY/GP-202808 1928 ALKALINITY, BICARBONATE 120.000 MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1919 CALCIUM 39.000 MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1929 ALKALINITY, CARBONATE < MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1017 CHLORIDE 43.000 MG/L 500 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1905 COLOR < UNITS 15 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1022 COPPER, FREE < 50.000 UG/L 1000 50 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 2905 FOAMING AGENTS (SURFACTANTS) < MG/L .5 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1915 HARDNESS, TOTAL (AS CACO3) 135.000 MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1021 HYDROXIDE AS CALCIUM CARBONATE < MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-203009 1028 IRON 600.000 100.000 UG/L 300 09-08-2021 108 2030/09
CA2300730_003_003 SECONDARY/GP-202808 1031 MAGNESIUM 9.100 MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-203009 1032 MANGANESE 550.000 20.000 UG/L 50 09-08-2021 108 2030/09
CA2300730_003_003 SECONDARY/GP-202808 1920 ODOR < 1.000 TON 3 1 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1925 PH 7.000 pH 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1050 SILVER < 10.000 UG/L 100 10 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1052 SODIUM 34.000 MG/L 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1064 CONDUCTIVITY @ 25 C UMHOS/CM 440.000 UMHO/CM 1600 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1055 SULFATE 54.000 0.500 MG/L 500 .5 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1930 TDS 290.000 MG/L 1000 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 0100 TURBIDITY < 0.100 NTU 5 .1 08-14-2019 108 2028/08
CA2300730_003_003 SECONDARY/GP-202808 1095 ZINC < 50.000 UG/L 5000 50 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1002 ALUMINUM < 50.000 UG/L 1000 50 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1005 ARSENIC < 2.000 UG/L 10 2 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1010 BARIUM < 100.000 UG/L 1000 100 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1015 CADMIUM < 1.000 UG/L 5 1 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1020 CHROMIUM < 10.000 UG/L 50 10 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1025 FLUORIDE 0.350 0.100 MG/L 2 .1 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1035 MERCURY < 1.000 UG/L 2 1 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1036 NICKEL < 10.000 UG/L 100 10 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202912 1039 PERCHLORATE < 4.000 UG/L 6 4 12-11-2020 108 2029/12
CA2300730_003_003 INORGANIC-202808 1045 SELENIUM < 5.000 UG/L 50 5 08-14-2019 108 2028/08
CA2300730_003_003 INORGANIC-202808 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-14-2019 108 2028/08
CA2300730_003_003 NITRATE/NITRITE-202409 1040 NITRATE < 0.400 MG/L 10 .4 09-13-2023 12 2024/09
CA2300730_003_003 NITRATE/NITRITE-202810 1041 NITRITE < 0.400 MG/L 1 .4 10-22-2019 108 2028/10
CA2300730_003_003 RADIOLOGICAL-202806 4109 GROSS ALPHA PARTICLE ACTIVITY 0.160 +/- 1.030 1.600 PCI/L 15 3 06-11-2019 108 2028/06
CA2300730_003_003 REGULATED VOC-202709 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2990 BENZENE < 0.500 UG/L 1 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2996 STYRENE < 0.500 UG/L 100 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2991 TOLUENE < 0.500 UG/L 150 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED VOC-202709 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED SOC-202709 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 09-24-2018 108 2027/09
CA2300730_003_003 REGULATED SOC-203010 2110 2,4,5-TP < 1.000 UG/L 50 1 10-12-2021 108 2030/10
CA2300730_003_003 REGULATED SOC-203010 2105 2,4-D < 10.000 UG/L 70 10 10-12-2021 108 2030/10
CA2300730_003_003 REGULATED SOC-202902 2050 ATRAZINE < 0.500 UG/L 1 .5 02-26-2020 108 2029/02
CA2300730_003_003 REGULATED SOC-203010 2031 DALAPON < 10.000 UG/L 200 10 10-12-2021 108 2030/10
CA2300730_003_003 REGULATED SOC-202902 2037 SIMAZINE < 1.000 UG/L 4 1 02-26-2020 108 2029/02
CA2300730_003_003 GENERAL NON CHAP 15-202808 1927 ALKALINITY, TOTAL 100.000 MG/L 08-14-2019 108 2028/08
CA2300730_DST_004 DISINFECTION BYPRODUCTS-202408 2456 TOTAL HALOACETIC ACIDS (HAA5) 2.700 1.000 UG/L 60 08-22-2023 12 2024/08
CA2300730_DST_004 DISINFECTION BYPRODUCTS-202408 2950 TTHM 6.500 1.000 UG/L 80 08-22-2023 12 2024/08
CA2300730_DST_004 SECONDARY/GP-202409 1028 IRON < 100.000 UG/L 300 09-13-2023 12 2024/09
CA2300730_DST_004 SECONDARY/GP-202409 1032 MANGANESE 77.000 20.000 UG/L 50 09-13-2023 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.