Date:04-29-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910034SYSTEM NAME:DOWNEY - CITY, WATER DEPT.COUNTY:LOS ANGELES 
SOURCE NO.:017SOURCE NAME:WELL 15 (OLD WELL 06)SOURCE 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
CA1910034_017_017 SECONDARY/GP-202702 1928 ALKALINITY, BICARBONATE 200.000 24.000 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1919 CALCIUM 79.900 0.500 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1929 ALKALINITY, CARBONATE < 20.000 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1017 CHLORIDE 100.000 0.500 MG/L 500 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1905 COLOR < 3.000 UNITS 15 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1022 COPPER, FREE 1.700 1.000 UG/L 1000 50 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1915 HARDNESS, TOTAL (AS CACO3) 267.000 3.310 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1021 HYDROXIDE AS CALCIUM CARBONATE < 20.000 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1028 IRON < 30.000 UG/L 300 100 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1031 MAGNESIUM 16.300 0.500 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1032 MANGANESE < 1.000 UG/L 50 20 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1920 ODOR < 1.000 TON 3 1 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1925 PH 7.610 0.100 pH 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1050 SILVER < 0.200 UG/L 100 10 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1052 SODIUM 64.000 10.000 MG/L 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1064 CONDUCTIVITY @ 25 C UMHOS/CM 810.000 2.000 UMHO/CM 1600 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1055 SULFATE 110.000 0.500 MG/L 500 .5 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1930 TDS 500.000 10.000 MG/L 1000 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 0100 TURBIDITY 0.150 0.100 NTU 5 .1 02-21-2024 36 2027/02
CA1910034_017_017 SECONDARY/GP-202702 1095 ZINC 11.000 10.000 UG/L 5000 50 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1002 ALUMINUM < 20.000 UG/L 1000 50 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1005 ARSENIC 2.100 0.500 UG/L 10 2 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1010 BARIUM 68.000 1.000 UG/L 1000 100 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1075 BERYLLIUM, TOTAL < 0.100 UG/L 4 1 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1015 CADMIUM < 0.500 UG/L 5 1 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1020 CHROMIUM < 2.000 UG/L 50 10 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1024 CYANIDE < 5.000 UG/L 150 100 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1025 FLUORIDE 0.280 0.100 MG/L 2 .1 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1035 MERCURY < 0.050 UG/L 2 1 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1036 NICKEL < 2.000 UG/L 100 10 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202302 1039 PERCHLORATE < 2.000 UG/L 6 2 02-23-2022 12 2023/02 DUE NOW
CA1910034_017_017 INORGANIC-202702 1045 SELENIUM 1.200 0.500 UG/L 50 5 02-21-2024 36 2027/02
CA1910034_017_017 INORGANIC-202702 1085 THALLIUM, TOTAL < 0.200 UG/L 2 1 02-21-2024 36 2027/02
CA1910034_017_017 NITRATE/NITRITE-202502 1040 NITRATE 4.000 0.200 MG/L 10 .4 02-21-2024 12 2025/02
CA1910034_017_017 NITRATE/NITRITE-202702 1041 NITRITE < 0.100 MG/L 1 .4 02-21-2024 36 2027/02
CA1910034_017_017 RADIOLOGICAL-202411 4109 GROSS ALPHA PARTICLE ACTIVITY 3.070 +/- 0.194 PCI/L 15 3 11-06-2018 72 2024/11
CA1910034_017_017 RADIOLOGICAL-202711 4030 RADIUM-228 < 0.700 PCI/L 1 11-06-2018 108 2027/11
CA1910034_017_017 REGULATED VOC-202303 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2990 BENZENE < 0.500 UG/L 1 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2251 METHYL TERT-BUTYL ETHER < 2.000 UG/L 13 3 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2996 STYRENE < 0.500 UG/L 100 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2991 TOLUENE < 0.500 UG/L 150 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2904 TRICHLOROTRIFLUOROETHANE < 5.000 UG/L 1200 10 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED VOC-202303 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-16-2022 12 2023/03 DUE NOW
CA1910034_017_017 REGULATED SOC-202611 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 02-26-2024 33 2026/11
CA1910034_017_017 REGULATED SOC-202608 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 11-15-2023 33 2026/08
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.