Date:04-29-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910166SYSTEM NAME:VALLEY WATER CO.COUNTY:LOS ANGELES 
SOURCE NO.:002SOURCE NAME:WELL 01SOURCE CLASS:LGLJSTATUS: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
CA1910166_002_002 SECONDARY/GP-202308 1928 ALKALINITY, BICARBONATE 260.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1919 CALCIUM 117.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1929 ALKALINITY, CARBONATE < 5.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202310 1017 CHLORIDE 110.000 MG/L 500 10-05-2020 36 2023/10 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1905 COLOR < 3.000 UNITS 15 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1022 COPPER, FREE < 50.000 UG/L 1000 50 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1915 HARDNESS, TOTAL (AS CACO3) 449.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1028 IRON < 100.000 UG/L 300 100 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1031 MAGNESIUM 38.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1032 MANGANESE < 20.000 UG/L 50 20 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1920 ODOR < 1.000 TON 3 1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1925 PH 7.160 pH 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1050 SILVER < 10.000 UG/L 100 10 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1052 SODIUM 46.000 MG/L 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1100.000 UMHO/CM 1600 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202310 1055 SULFATE 160.000 0.500 MG/L 500 .5 10-05-2020 36 2023/10 DUE NOW
CA1910166_002_002 SECONDARY/GP-202310 1930 TDS 720.000 MG/L 1000 10-05-2020 36 2023/10 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 0100 TURBIDITY 0.500 0.100 NTU 5 .1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 SECONDARY/GP-202308 1095 ZINC < 50.000 UG/L 5000 50 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1002 ALUMINUM < 50.000 UG/L 1000 50 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1005 ARSENIC < 2.000 UG/L 10 2 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1010 BARIUM 160.000 100.000 UG/L 1000 100 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1015 CADMIUM < 1.000 UG/L 5 1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1020 CHROMIUM < 10.000 UG/L 50 10 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1024 CYANIDE < 100.000 UG/L 150 100 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1025 FLUORIDE 0.230 0.100 MG/L 2 .1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1035 MERCURY < 1.000 UG/L 2 1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1036 NICKEL < 10.000 UG/L 100 10 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202210 1039 PERCHLORATE 3.200 2.000 UG/L 6 2 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 INORGANIC-202308 1045 SELENIUM < 5.000 UG/L 50 5 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 INORGANIC-202308 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 NITRATE/NITRITE-202111 1040 NITRATE 9.600 0.120 MG/L 10 .4 10-06-2021 1 2021/11 DUE NOW
CA1910166_002_002 NITRATE/NITRITE-202308 1041 NITRITE < 0.400 MG/L 1 .4 08-04-2020 36 2023/08 DUE NOW
CA1910166_002_002 RADIOLOGICAL-202606 4109 GROSS ALPHA PARTICLE ACTIVITY 6.580 +/- 0.322 PCI/L 15 3 06-03-2020 72 2026/06
CA1910166_002_002 RADIOLOGICAL-201408 4020 RADIUM-226 < 1.000 PCI/L 3 1 08-09-2005 108 2014/08 DUE NOW
CA1910166_002_002 RADIOLOGICAL-202307 4030 RADIUM-228 0.328 +/- 0.579 0.300 PCI/L 1 07-02-2014 108 2023/07 DUE NOW
CA1910166_002_002 RADIOLOGICAL-202307 4006 COMBINED URANIUM 8.900 +/- 0.000 1.000 PCI/L 20 1 07-11-2017 72 2023/07 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202111 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 10-06-2021 1 2021/11 DUE NOW
CA1910166_002_002 REGULATED VOC-202201 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-06-2021 3 2022/01 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202208 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 08-03-2021 12 2022/08 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2990 BENZENE < 0.500 UG/L 1 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202111 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 10-06-2021 1 2021/11 DUE NOW
CA1910166_002_002 REGULATED VOC-202111 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-06-2021 1 2021/11 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2996 STYRENE < 0.500 UG/L 100 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202111 2987 TETRACHLOROETHYLENE 0.760 0.500 UG/L 5 .5 10-06-2021 1 2021/11 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2991 TOLUENE < 0.500 UG/L 150 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202201 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 10-06-2021 3 2022/01 DUE NOW
CA1910166_002_002 REGULATED VOC-202111 2984 TRICHLOROETHYLENE 0.920 0.500 UG/L 5 .5 10-06-2021 1 2021/11 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2976 VINYL CHLORIDE < 0.300 UG/L .5 .5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED VOC-202210 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 10-06-2021 12 2022/10 DUE NOW
CA1910166_002_002 REGULATED SOC-202405 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 08-03-2021 33 2024/05
CA1910166_002_002 REGULATED SOC-202405 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 08-03-2021 33 2024/05
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.