Date:05-03-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910039SYSTEM NAME:SAN GABRIEL VALLEY WATER CO.-EL MONTECOUNTY:LOS ANGELES 
SOURCE NO.:033SOURCE NAME:WELL B9BSOURCE 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
CA1910039_033_033 SECONDARY/GP-202612 1928 ALKALINITY, BICARBONATE 210.000 24.000 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1919 CALCIUM 39.400 0.500 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1929 ALKALINITY, CARBONATE < 20.000 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1017 CHLORIDE 19.000 0.500 MG/L 500 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1905 COLOR < 3.000 UNITS 15 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1022 COPPER, FREE < 10.000 UG/L 1000 50 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1915 HARDNESS, TOTAL (AS CACO3) 131.000 3.310 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1021 HYDROXIDE AS CALCIUM CARBONATE < 20.000 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1028 IRON < 30.000 UG/L 300 100 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1031 MAGNESIUM 7.930 0.500 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202701 1032 MANGANESE < 5.000 UG/L 50 20 01-03-2024 36 2027/01
CA1910039_033_033 SECONDARY/GP-202612 1920 ODOR < 1.000 TON 3 1 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1925 PH 7.920 0.100 pH 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1050 SILVER < 0.200 UG/L 100 10 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1052 SODIUM 42.000 10.000 MG/L 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1064 CONDUCTIVITY @ 25 C UMHOS/CM 440.000 2.000 UMHO/CM 1600 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1055 SULFATE 41.000 0.500 MG/L 500 .5 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1930 TDS 270.000 10.000 MG/L 1000 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 0100 TURBIDITY 0.150 0.100 NTU 5 .1 12-27-2023 36 2026/12
CA1910039_033_033 SECONDARY/GP-202612 1095 ZINC < 50.000 UG/L 5000 50 12-27-2023 36 2026/12
CA1910039_033_033 INORGANIC-202508 1002 ALUMINUM < 20.000 UG/L 1000 50 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1005 ARSENIC 1.500 0.500 UG/L 10 2 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1010 BARIUM 74.000 1.000 UG/L 1000 100 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1075 BERYLLIUM, TOTAL < 0.100 UG/L 4 1 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1015 CADMIUM < 0.500 UG/L 5 1 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1020 CHROMIUM 8.100 2.000 UG/L 50 10 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1024 CYANIDE < 5.000 UG/L 150 100 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202612 1025 FLUORIDE 0.310 0.100 MG/L 2 .1 12-27-2023 36 2026/12
CA1910039_033_033 INORGANIC-202508 1035 MERCURY < 1.000 UG/L 2 1 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1036 NICKEL < 2.000 UG/L 100 10 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202408 1039 PERCHLORATE < 2.000 UG/L 6 2 08-23-2023 12 2024/08
CA1910039_033_033 INORGANIC-202508 1045 SELENIUM < 0.500 UG/L 50 5 08-26-2022 36 2025/08
CA1910039_033_033 INORGANIC-202508 1085 THALLIUM, TOTAL < 0.200 UG/L 2 1 08-26-2022 36 2025/08
CA1910039_033_033 NITRATE/NITRITE-202412 1040 NITRATE 0.830 0.200 MG/L 10 .4 12-27-2023 12 2024/12
CA1910039_033_033 NITRATE/NITRITE-202508 1041 NITRITE < 0.400 MG/L 1 .4 08-26-2022 36 2025/08
CA1910039_033_033 RADIOLOGICAL-203208 4109 GROSS ALPHA PARTICLE ACTIVITY 0.131 +/- 0.184 0.054 PCI/L 15 3 08-23-2023 108 2032/08
CA1910039_033_033 RADIOLOGICAL-203208 4020 RADIUM-226 < 1.000 PCI/L 1 08-23-2023 108 2032/08
CA1910039_033_033 RADIOLOGICAL-203208 4030 RADIUM-228 < 1.000 PCI/L 1 08-23-2023 108 2032/08
CA1910039_033_033 RADIOLOGICAL-202908 4006 COMBINED URANIUM 1.300 +/- 0.000 1.000 PCI/L 20 1 08-17-2020 108 2029/08
CA1910039_033_033 REGULATED VOC-202504 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2990 BENZENE < 0.500 UG/L 1 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2251 METHYL TERT-BUTYL ETHER < 2.000 UG/L 13 3 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2996 STYRENE < 0.500 UG/L 100 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2991 TOLUENE < 0.500 UG/L 150 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2904 TRICHLOROTRIFLUOROETHANE < 5.000 UG/L 1200 10 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED VOC-202504 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 04-02-2024 12 2025/04
CA1910039_033_033 REGULATED SOC-202408 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 11-18-2021 33 2024/08
CA1910039_033_033 REGULATED SOC-202502 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 05-25-2022 33 2025/02
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.