Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4000670SYSTEM NAME:WALNUT HILLS MUTUAL WATER COCOUNTY:SAN LUIS OBISPO 
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
CA4000670_001_001 SECONDARY/GP-202508 1928 ALKALINITY, BICARBONATE 290.000 3.000 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1919 CALCIUM 120.000 0.100 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1929 ALKALINITY, CARBONATE < 3.000 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1017 CHLORIDE 160.000 1.000 MG/L 500 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1905 COLOR 5.000 5.000 UNITS 15 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1022 COPPER, FREE 12.000 5.000 UG/L 1000 50 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1915 HARDNESS, TOTAL (AS CACO3) 520.000 0.410 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1028 IRON < 30.000 UG/L 300 100 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1031 MAGNESIUM 53.000 0.100 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1032 MANGANESE < 10.000 UG/L 50 20 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1920 ODOR < 1.000 TON 3 1 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1925 PH 7.900 pH 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1050 SILVER < 10.000 UG/L 100 10 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1052 SODIUM 51.000 1.000 MG/L 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1300.000 1.000 UMHO/CM 1600 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1055 SULFATE 120.000 1.000 MG/L 500 .5 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1930 TDS 750.000 5.000 MG/L 1000 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 0100 TURBIDITY 0.760 0.100 NTU 5 .1 08-03-2022 36 2025/08
CA4000670_001_001 SECONDARY/GP-202508 1095 ZINC < 50.000 UG/L 5000 50 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1002 ALUMINUM < 50.000 UG/L 1000 50 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1005 ARSENIC < 2.000 UG/L 10 2 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1010 BARIUM 73.000 50.000 UG/L 1000 100 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1015 CADMIUM < 1.000 UG/L 5 1 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1020 CHROMIUM < 10.000 UG/L 50 10 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1024 CYANIDE < 5.000 UG/L 150 100 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1025 FLUORIDE 0.300 0.100 MG/L 2 .1 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1030 LEAD < 1.000 UG/L 5 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1035 MERCURY < 0.200 UG/L 2 1 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1036 NICKEL < 10.000 UG/L 100 10 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1039 PERCHLORATE < 2.000 UG/L 6 2 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1045 SELENIUM 11.000 2.000 UG/L 50 5 08-03-2022 36 2025/08
CA4000670_001_001 INORGANIC-202508 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-03-2022 36 2025/08
CA4000670_001_001 NITRATE/NITRITE-202407 1040 NITRATE 5.200 0.400 MG/L 10 .4 07-24-2023 12 2024/07
CA4000670_001_001 NITRATE/NITRITE-202607 1038 NITRATE-NITRITE 5.200 0.400 MG/L 10 .4 07-24-2023 36 2026/07
CA4000670_001_001 NITRATE/NITRITE-202607 1041 NITRITE < 0.400 MG/L 1 .4 07-24-2023 36 2026/07
CA4000670_001_001 RADIOLOGICAL-203110 4109 GROSS ALPHA PARTICLE ACTIVITY 5.770 +/- 1.580 1.650 PCI/L 15 3 10-18-2022 108 2031/10
CA4000670_001_001 REGULATED VOC-202909 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2990 BENZENE < 0.500 UG/L 1 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2996 STYRENE < 0.500 UG/L 100 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2991 TOLUENE < 0.500 UG/L 150 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED VOC-202909 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 09-12-2023 72 2029/09
CA4000670_001_001 REGULATED SOC-202412 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 12-02-2021 36 2024/12
CA4000670_001_001 REGULATED SOC-202704 2050 ATRAZINE < 0.500 UG/L 1 .5 04-16-2018 108 2027/04
CA4000670_001_001 REGULATED SOC-202704 2037 SIMAZINE < 1.000 UG/L 4 1 04-16-2018 108 2027/04
CA4000670_007_007 SECONDARY/GP-202701 1928 ALKALINITY, BICARBONATE 320.000 3.000 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1919 CALCIUM 120.000 0.100 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1929 ALKALINITY, CARBONATE < 3.000 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1017 CHLORIDE 180.000 1.000 MG/L 500 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1905 COLOR < 5.000 UNITS 15 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1022 COPPER, FREE < 5.000 UG/L 1000 50 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1915 HARDNESS, TOTAL (AS CACO3) 530.000 0.410 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1028 IRON 34.000 30.000 UG/L 300 100 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1031 MAGNESIUM 53.000 0.100 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1032 MANGANESE < 10.000 UG/L 50 20 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1920 ODOR < 1.000 TON 3 1 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1925 PH 7.400 pH 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1050 SILVER < 10.000 UG/L 100 10 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1052 SODIUM 57.000 1.000 MG/L 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1400.000 1.000 UMHO/CM 1600 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1055 SULFATE 130.000 1.000 MG/L 500 .5 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1930 TDS 830.000 5.000 MG/L 1000 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 0100 TURBIDITY 0.220 0.100 NTU 5 .1 01-30-2024 36 2027/01
CA4000670_007_007 SECONDARY/GP-202701 1095 ZINC 93.000 50.000 UG/L 5000 50 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1002 ALUMINUM < 50.000 UG/L 1000 50 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1005 ARSENIC 4.400 2.000 UG/L 10 2 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1010 BARIUM 78.000 50.000 UG/L 1000 100 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1015 CADMIUM < 1.000 UG/L 5 1 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1020 CHROMIUM < 10.000 UG/L 50 10 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1024 CYANIDE < 5.000 UG/L 150 100 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1025 FLUORIDE 0.310 0.100 MG/L 2 .1 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1030 LEAD < 1.000 UG/L 5 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1035 MERCURY < 0.200 UG/L 2 1 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1036 NICKEL < 10.000 UG/L 100 10 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1039 PERCHLORATE < 1.000 UG/L 6 1 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1045 SELENIUM 22.000 2.000 UG/L 50 5 01-30-2024 36 2027/01
CA4000670_007_007 INORGANIC-202701 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 01-30-2024 36 2027/01
CA4000670_007_007 NITRATE/NITRITE-202501 1040 NITRATE 3.900 0.230 MG/L 10 .4 01-30-2024 12 2025/01
CA4000670_007_007 NITRATE/NITRITE-202701 1038 NITRATE-NITRITE 3.900 0.230 MG/L 10 .4 01-30-2024 36 2027/01
CA4000670_007_007 NITRATE/NITRITE-202701 1041 NITRITE < 0.050 MG/L 1 .4 01-30-2024 36 2027/01
CA4000670_007_007 RADIOLOGICAL-202711 4109 GROSS ALPHA PARTICLE ACTIVITY 4.530 +/- 0.365 1.100 PCI/L 15 3 11-27-2018 108 2027/11
CA4000670_007_007 REGULATED VOC-202505 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2990 BENZENE < 0.500 UG/L 1 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2996 STYRENE < 0.500 UG/L 100 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2991 TOLUENE < 0.500 UG/L 150 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED VOC-202505 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 05-28-2019 72 2025/05
CA4000670_007_007 REGULATED SOC-202412 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 12-02-2021 36 2024/12
CA4000670_007_007 REGULATED SOC-202709 2050 ATRAZINE < 0.500 UG/L 1 .5 09-04-2018 108 2027/09
CA4000670_007_007 REGULATED SOC-202709 2037 SIMAZINE < 1.000 UG/L 4 1 09-04-2018 108 2027/09
CA4000670_010_010 SECONDARY/GP-202609 1928 ALKALINITY, BICARBONATE 280.000 3.000 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1919 CALCIUM 140.000 0.100 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1929 ALKALINITY, CARBONATE < 3.000 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1017 CHLORIDE 85.000 1.000 MG/L 500 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1905 COLOR < 5.000 UNITS 15 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1022 COPPER, FREE < 50.000 UG/L 1000 50 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1915 HARDNESS, TOTAL (AS CACO3) 580.000 0.410 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1028 IRON < 30.000 UG/L 300 100 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1031 MAGNESIUM 55.000 0.100 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1032 MANGANESE < 10.000 UG/L 50 20 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1920 ODOR < 1.000 TON 3 1 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1925 PH 7.500 pH 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1050 SILVER < 10.000 UG/L 100 10 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1052 SODIUM 53.000 1.000 MG/L 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1100.000 1.000 UMHO/CM 1600 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1055 SULFATE 200.000 1.000 MG/L 500 .5 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1930 TDS 920.000 5.000 MG/L 1000 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 0100 TURBIDITY 0.460 0.100 NTU 5 .1 09-05-2023 36 2026/09
CA4000670_010_010 SECONDARY/GP-202609 1095 ZINC < 50.000 UG/L 5000 50 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1002 ALUMINUM < 50.000 UG/L 1000 50 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1005 ARSENIC 3.500 2.000 UG/L 10 2 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1010 BARIUM 95.000 50.000 UG/L 1000 100 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1015 CADMIUM < 1.000 UG/L 5 1 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1020 CHROMIUM < 10.000 UG/L 50 10 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1024 CYANIDE < 5.000 UG/L 150 100 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1025 FLUORIDE 0.280 0.100 MG/L 2 .1 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1030 LEAD < 1.000 UG/L 5 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1035 MERCURY < 0.200 UG/L 2 1 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1036 NICKEL < 10.000 UG/L 100 10 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1039 PERCHLORATE < 0.500 UG/L 6 2 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1045 SELENIUM 13.000 2.000 UG/L 50 5 09-05-2023 36 2026/09
CA4000670_010_010 INORGANIC-202609 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 09-05-2023 36 2026/09
CA4000670_010_010 NITRATE/NITRITE-202409 1040 NITRATE < 0.230 MG/L 10 .4 09-05-2023 12 2024/09
CA4000670_010_010 NITRATE/NITRITE-202609 1038 NITRATE-NITRITE < 0.230 MG/L 10 .4 09-05-2023 36 2026/09
CA4000670_010_010 NITRATE/NITRITE-202609 1041 NITRITE < 0.050 MG/L 1 .4 09-05-2023 36 2026/09
CA4000670_010_010 RADIOLOGICAL-203209 4109 GROSS ALPHA PARTICLE ACTIVITY 4.030 +/- 0.994 0.226 PCI/L 15 3 09-05-2023 108 2032/09
CA4000670_010_010 REGULATED VOC-202909 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2990 BENZENE < 0.500 UG/L 1 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2996 STYRENE < 0.500 UG/L 100 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2991 TOLUENE < 0.500 UG/L 150 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED VOC-202909 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 09-12-2023 72 2029/09
CA4000670_010_010 REGULATED SOC-202412 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 12-02-2021 36 2024/12
CA4000670_010_010 REGULATED SOC-202704 2050 ATRAZINE < 0.500 UG/L 1 .5 04-16-2018 108 2027/04
CA4000670_010_010 REGULATED SOC-202704 2037 SIMAZINE < 1.000 UG/L 4 1 04-16-2018 108 2027/04
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2943 BROMODICHLOROMETHANE < 0.500 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2942 BROMOFORM 13.000 0.500 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2941 CHLOROFORM < 0.500 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2454 DIBROMOACETIC ACID 3.200 1.000 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2944 DIBROMOCHLOROMETHANE 1.400 0.500 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2451 DICHLOROACETIC ACID < 1.000 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2456 TOTAL HALOACETIC ACIDS (HAA5) 3.200 2.000 UG/L 60 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2950 TTHM 14.000 0.500 UG/L 80 07-24-2023 36 2026/07
CA4000670_DST_500 DISINFECTION BYPRODUCTS-202607 2452 TRICHLOROACETIC ACID < 1.000 UG/L 1 07-24-2023 36 2026/07
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.