Date:05-02-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910039SYSTEM NAME:SAN GABRIEL VALLEY WATER CO.-EL MONTECOUNTY:LOS ANGELES 
SOURCE NO.:070SOURCE NAME:WELL 01ESOURCE 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_070_070 SECONDARY/GP-202606 1928 ALKALINITY, BICARBONATE 210.000 6.100 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1919 CALCIUM 58.000 0.500 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1929 ALKALINITY, CARBONATE < 5.000 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1017 CHLORIDE 14.000 0.500 MG/L 500 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1905 COLOR < 3.000 UNITS 15 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1022 COPPER, FREE < 1.000 UG/L 1000 50 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1915 HARDNESS, TOTAL (AS CACO3) 189.000 3.310 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1028 IRON < 30.000 UG/L 300 100 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1031 MAGNESIUM 10.700 0.500 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1032 MANGANESE < 1.000 UG/L 50 20 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1920 ODOR < 1.000 TON 3 1 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1925 PH 7.970 0.100 pH 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202608 1050 SILVER < 0.200 UG/L 100 10 08-24-2023 36 2026/08
CA1910039_070_070 SECONDARY/GP-202606 1052 SODIUM 11.000 1.000 MG/L 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1064 CONDUCTIVITY @ 25 C UMHOS/CM 420.000 2.000 UMHO/CM 1600 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1055 SULFATE 29.000 0.500 MG/L 500 .5 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1930 TDS 230.000 10.000 MG/L 1000 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 0100 TURBIDITY 0.200 0.100 NTU 5 .1 06-22-2023 36 2026/06
CA1910039_070_070 SECONDARY/GP-202606 1095 ZINC < 10.000 UG/L 5000 50 06-22-2023 36 2026/06
CA1910039_070_070 INORGANIC-202608 1002 ALUMINUM < 20.000 UG/L 1000 50 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1005 ARSENIC 1.900 0.500 UG/L 10 2 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1010 BARIUM 100.000 1.000 UG/L 1000 100 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1075 BERYLLIUM, TOTAL < 0.100 UG/L 4 1 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1015 CADMIUM < 0.500 UG/L 5 1 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1020 CHROMIUM < 2.000 UG/L 50 10 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1024 CYANIDE < 5.000 UG/L 150 100 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1025 FLUORIDE 0.270 0.100 MG/L 2 .1 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1035 MERCURY < 1.000 UG/L 2 1 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1036 NICKEL < 2.000 UG/L 100 10 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202408 1039 PERCHLORATE < 2.000 UG/L 6 2 08-24-2023 12 2024/08
CA1910039_070_070 INORGANIC-202608 1045 SELENIUM < 0.500 UG/L 50 5 08-24-2023 36 2026/08
CA1910039_070_070 INORGANIC-202608 1085 THALLIUM, TOTAL < 0.200 UG/L 2 1 08-24-2023 36 2026/08
CA1910039_070_070 NITRATE/NITRITE-202408 1040 NITRATE 0.820 0.200 MG/L 10 .4 08-24-2023 12 2024/08
CA1910039_070_070 NITRATE/NITRITE-202608 1041 NITRITE < 0.400 MG/L 1 .4 08-24-2023 36 2026/08
CA1910039_070_070 RADIOLOGICAL-202505 4109 GROSS ALPHA PARTICLE ACTIVITY < 0.900 PCI/L 15 3 05-06-2016 108 2025/05
CA1910039_070_070 RADIOLOGICAL-201605 4020 RADIUM-226 < 1.000 PCI/L 3 1 05-09-2007 108 2016/05 DUE NOW
CA1910039_070_070 RADIOLOGICAL-202108 4030 RADIUM-228 0.005 +/- 0.584 0.200 PCI/L 1 08-08-2012 108 2021/08 DUE NOW
CA1910039_070_070 RADIOLOGICAL-202408 4006 COMBINED URANIUM 1.900 +/- 0.000 1.000 PCI/L 20 1 08-22-2018 72 2024/08
CA1910039_070_070 REGULATED VOC-202504 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2990 BENZENE < 0.500 UG/L 1 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2251 METHYL TERT-BUTYL ETHER < 2.000 UG/L 13 3 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2996 STYRENE < 0.500 UG/L 100 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2991 TOLUENE < 0.500 UG/L 150 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2904 TRICHLOROTRIFLUOROETHANE < 5.000 UG/L 1200 10 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED VOC-202504 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 04-02-2024 12 2025/04
CA1910039_070_070 REGULATED SOC-202508 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 11-17-2022 33 2025/08
CA1910039_070_070 REGULATED SOC-202508 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 11-17-2022 33 2025/08
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.