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.:018SOURCE NAME:WELL B11BSOURCE 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_018_018 SECONDARY/GP-202406 1928 ALKALINITY, BICARBONATE 290.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1919 CALCIUM 88.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1929 ALKALINITY, CARBONATE < 2.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1017 CHLORIDE 47.000 MG/L 500 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1905 COLOR < 3.000 UNITS 15 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1915 HARDNESS, TOTAL (AS CACO3) 320.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1021 HYDROXIDE AS CALCIUM CARBONATE < 2.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1028 IRON < 100.000 UG/L 300 100 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1031 MAGNESIUM 25.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202701 1032 MANGANESE < 5.000 UG/L 50 20 01-04-2024 36 2027/01
CA1910039_018_018 SECONDARY/GP-202406 1920 ODOR < 1.000 TON 3 1 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1925 PH 7.510 pH 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202608 1050 SILVER < 0.200 UG/L 100 10 08-24-2023 36 2026/08
CA1910039_018_018 SECONDARY/GP-202406 1052 SODIUM 56.000 MG/L 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1064 CONDUCTIVITY @ 25 C UMHOS/CM 850.000 UMHO/CM 1600 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1055 SULFATE 110.000 0.500 MG/L 500 .5 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202608 1930 TDS 520.000 10.000 MG/L 1000 08-24-2023 36 2026/08
CA1910039_018_018 SECONDARY/GP-202406 0100 TURBIDITY < 0.100 NTU 5 .1 06-24-2021 36 2024/06
CA1910039_018_018 SECONDARY/GP-202406 1095 ZINC < 50.000 UG/L 5000 50 06-24-2021 36 2024/06
CA1910039_018_018 INORGANIC-202608 1002 ALUMINUM < 20.000 UG/L 1000 50 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1005 ARSENIC 1.200 0.500 UG/L 10 2 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1010 BARIUM 72.000 1.000 UG/L 1000 100 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1075 BERYLLIUM, TOTAL < 0.100 UG/L 4 1 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1015 CADMIUM < 0.500 UG/L 5 1 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1020 CHROMIUM 8.300 2.000 UG/L 50 10 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1024 CYANIDE < 5.000 UG/L 150 100 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1025 FLUORIDE 0.330 0.100 MG/L 2 .1 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1035 MERCURY < 1.000 UG/L 2 1 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1036 NICKEL < 2.000 UG/L 100 10 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202504 1039 PERCHLORATE 4.600 1.000 UG/L 6 1 04-09-2024 12 2025/04
CA1910039_018_018 INORGANIC-202608 1045 SELENIUM 4.200 0.500 UG/L 50 5 08-24-2023 36 2026/08
CA1910039_018_018 INORGANIC-202608 1085 THALLIUM, TOTAL < 0.200 UG/L 2 1 08-24-2023 36 2026/08
CA1910039_018_018 NITRATE/NITRITE-202405 1040 NITRATE 7.600 0.200 MG/L 10 .4 02-21-2024 3 2024/05 DUE NOW
CA1910039_018_018 NITRATE/NITRITE-202608 1041 NITRITE < 0.400 MG/L 1 .4 08-24-2023 36 2026/08
CA1910039_018_018 RADIOLOGICAL-202808 4109 GROSS ALPHA PARTICLE ACTIVITY 3.870 +/- 0.250 3.000 PCI/L 15 3 08-26-2022 72 2028/08
CA1910039_018_018 RADIOLOGICAL-202508 4020 RADIUM-226 < 0.400 PCI/L 1 08-17-2016 108 2025/08
CA1910039_018_018 RADIOLOGICAL-202508 4030 RADIUM-228 0.032 +/- 0.525 0.300 PCI/L 1 08-17-2016 108 2025/08
CA1910039_018_018 RADIOLOGICAL-202808 4006 COMBINED URANIUM 3.400 +/- 0.000 1.000 PCI/L 20 1 08-26-2022 72 2028/08
CA1910039_018_018 REGULATED VOC-202502 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2978 1,1-DICHLOROETHANE 1.800 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2977 1,1-DICHLOROETHYLENE 26.000 0.500 UG/L 6 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2990 BENZENE < 0.500 UG/L 1 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2380 CIS-1,2-DICHLOROETHYLENE 2.600 0.500 UG/L 6 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2251 METHYL TERT-BUTYL ETHER < 2.000 UG/L 13 3 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2996 STYRENE < 0.500 UG/L 100 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2987 TETRACHLOROETHYLENE 22.000 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2991 TOLUENE < 0.500 UG/L 150 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2984 TRICHLOROETHYLENE 16.000 0.500 UG/L 5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2218 TRICHLOROFLUOROMETHANE 1.000 0.500 UG/L 150 5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2904 TRICHLOROTRIFLUOROETHANE < 5.000 UG/L 1200 10 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED VOC-202502 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 02-27-2024 12 2025/02
CA1910039_018_018 REGULATED SOC-202408 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 11-18-2021 33 2024/08
CA1910039_018_018 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.