Date:04-29-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910166SYSTEM NAME:VALLEY WATER CO.COUNTY:LOS ANGELES 
SOURCE NO.:004SOURCE NAME:WELL 03SOURCE 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_004_004 SECONDARY/GP-202607 1928 ALKALINITY, BICARBONATE 300.000 24.000 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1919 CALCIUM 86.800 0.500 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1929 ALKALINITY, CARBONATE < 20.000 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202703 1017 CHLORIDE 120.000 2.500 MG/L 500 03-04-2024 36 2027/03
CA1910166_004_004 SECONDARY/GP-202607 1905 COLOR < 3.000 UNITS 15 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1022 COPPER, FREE < 10.000 UG/L 1000 50 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1915 HARDNESS, TOTAL (AS CACO3) 336.000 3.310 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1021 HYDROXIDE AS CALCIUM CARBONATE < 20.000 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1028 IRON < 30.000 UG/L 300 100 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1031 MAGNESIUM 29.000 0.500 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1032 MANGANESE < 5.000 UG/L 50 20 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1920 ODOR < 1.000 TON 3 1 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1925 PH 7.310 0.100 pH 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1050 SILVER < 0.200 UG/L 100 10 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1052 SODIUM 42.000 1.000 MG/L 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1064 CONDUCTIVITY @ 25 C UMHOS/CM 820.000 2.000 UMHO/CM 1600 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202703 1055 SULFATE 220.000 1.300 MG/L 500 .5 03-04-2024 36 2027/03
CA1910166_004_004 SECONDARY/GP-202703 1930 TDS 700.000 20.000 MG/L 1000 03-04-2024 36 2027/03
CA1910166_004_004 SECONDARY/GP-202607 0100 TURBIDITY 0.100 0.100 NTU 5 .1 07-06-2023 36 2026/07
CA1910166_004_004 SECONDARY/GP-202607 1095 ZINC < 50.000 UG/L 5000 50 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1002 ALUMINUM < 20.000 UG/L 1000 50 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1005 ARSENIC < 0.500 UG/L 10 2 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1010 BARIUM 110.000 1.000 UG/L 1000 100 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1075 BERYLLIUM, TOTAL < 0.100 UG/L 4 1 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1015 CADMIUM < 0.500 UG/L 5 1 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1020 CHROMIUM 3.200 2.000 UG/L 50 10 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1024 CYANIDE < 5.000 UG/L 150 100 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1025 FLUORIDE 0.350 0.100 MG/L 2 .1 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1035 MERCURY < 1.000 UG/L 2 1 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1036 NICKEL < 2.000 UG/L 100 10 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202409 1039 PERCHLORATE 3.300 2.000 UG/L 6 2 09-06-2023 12 2024/09
CA1910166_004_004 INORGANIC-202607 1045 SELENIUM 0.520 0.500 UG/L 50 5 07-06-2023 36 2026/07
CA1910166_004_004 INORGANIC-202607 1085 THALLIUM, TOTAL < 0.200 UG/L 2 1 07-06-2023 36 2026/07
CA1910166_004_004 NITRATE/NITRITE-202404 1040 NITRATE 3.600 0.400 MG/L 10 .4 03-04-2024 1 2024/04 DUE NOW
CA1910166_004_004 NITRATE/NITRITE-202607 1041 NITRITE < 0.400 MG/L 1 .4 07-06-2023 36 2026/07
CA1910166_004_004 RADIOLOGICAL-202608 4109 GROSS ALPHA PARTICLE ACTIVITY 5.370 +/- 0.279 PCI/L 15 3 08-04-2020 72 2026/08
CA1910166_004_004 RADIOLOGICAL-203207 4020 RADIUM-226 < 1.000 PCI/L 1 07-06-2023 108 2032/07
CA1910166_004_004 RADIOLOGICAL-203207 4030 RADIUM-228 < 1.000 PCI/L 1 07-06-2023 108 2032/07
CA1910166_004_004 RADIOLOGICAL-202608 4006 COMBINED URANIUM 8.400 +/- 0.000 1.000 PCI/L 20 1 08-04-2020 72 2026/08
CA1910166_004_004 REGULATED VOC-202409 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202310 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 09-06-2023 1 2023/10 DUE NOW
CA1910166_004_004 REGULATED VOC-202312 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-06-2023 3 2023/12 DUE NOW
CA1910166_004_004 REGULATED VOC-202409 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202408 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 08-02-2023 12 2024/08
CA1910166_004_004 REGULATED VOC-202409 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2990 BENZENE < 0.500 UG/L 1 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202310 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 09-06-2023 1 2023/10 DUE NOW
CA1910166_004_004 REGULATED VOC-202310 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 09-06-2023 1 2023/10 DUE NOW
CA1910166_004_004 REGULATED VOC-202409 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2996 STYRENE < 0.500 UG/L 100 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202310 2987 TETRACHLOROETHYLENE 0.620 0.500 UG/L 5 .5 09-06-2023 1 2023/10 DUE NOW
CA1910166_004_004 REGULATED VOC-202409 2991 TOLUENE < 0.500 UG/L 150 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202312 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 09-06-2023 3 2023/12 DUE NOW
CA1910166_004_004 REGULATED VOC-202310 2984 TRICHLOROETHYLENE 0.750 0.500 UG/L 5 .5 09-06-2023 1 2023/10 DUE NOW
CA1910166_004_004 REGULATED VOC-202409 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202409 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 09-06-2023 12 2024/09
CA1910166_004_004 REGULATED VOC-202408 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 08-02-2023 12 2024/08
CA1910166_004_004 REGULATED SOC-202405 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 08-03-2021 33 2024/05
CA1910166_004_004 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.