Date:05-05-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910027SYSTEM NAME:LOS ANGELES CWWD 40, REG. 35-N.E. L.A.COUNTY:LOS ANGELES 
SOURCE NO.:All SourcesSOURCE NAME:N/ASOURCE CLASS:N/ASTATUS:N/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
CA1910027_002_002 SECONDARY/GP-202508 1928 ALKALINITY, BICARBONATE 140.000 6.100 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202508 1919 CALCIUM 27.500 0.500 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202508 1929 ALKALINITY, CARBONATE < 5.000 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202701 1017 CHLORIDE 5.300 0.500 MG/L 500 01-16-2024 36 2027/01
CA1910027_002_002 SECONDARY/GP-202508 1905 COLOR < 2.000 UNITS 15 08-24-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202602 1022 COPPER, FREE < 50.000 UG/L 1000 50 02-08-2023 36 2026/02
CA1910027_002_002 SECONDARY/GP-202602 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 02-08-2023 36 2026/02
CA1910027_002_002 SECONDARY/GP-202508 1915 HARDNESS, TOTAL (AS CACO3) 92.500 3.310 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202508 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202508 1028 IRON < 30.000 UG/L 300 100 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202508 1031 MAGNESIUM 5.810 0.500 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202602 1032 MANGANESE < 2.000 UG/L 50 20 02-08-2023 36 2026/02
CA1910027_002_002 SECONDARY/GP-202508 1920 ODOR < 1.000 TON 3 1 08-24-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202508 1925 PH 8.300 pH 08-24-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202602 1050 SILVER < 0.500 UG/L 100 10 02-08-2023 36 2026/02
CA1910027_002_002 SECONDARY/GP-202508 1052 SODIUM 43.000 1.000 MG/L 08-31-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202602 1064 CONDUCTIVITY @ 25 C UMHOS/CM 380.000 2.000 UMHO/CM 1600 02-08-2023 36 2026/02
CA1910027_002_002 SECONDARY/GP-202701 1055 SULFATE 63.000 0.250 MG/L 500 .5 01-16-2024 36 2027/01
CA1910027_002_002 SECONDARY/GP-202602 1930 TDS 240.000 20.000 MG/L 1000 02-08-2023 36 2026/02
CA1910027_002_002 SECONDARY/GP-202508 0100 TURBIDITY < 0.100 NTU 5 .1 08-24-2022 36 2025/08
CA1910027_002_002 SECONDARY/GP-202602 1095 ZINC < 20.000 UG/L 5000 50 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1002 ALUMINUM < 50.000 UG/L 1000 50 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1005 ARSENIC < 2.000 UG/L 10 2 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1010 BARIUM < 100.000 UG/L 1000 100 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1015 CADMIUM < 1.000 UG/L 5 1 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1020 CHROMIUM 14.000 10.000 UG/L 50 10 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1025 FLUORIDE 0.330 0.100 MG/L 2 .1 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202508 1035 MERCURY < 0.050 UG/L 2 1 08-31-2022 36 2025/08
CA1910027_002_002 INORGANIC-202602 1036 NICKEL < 10.000 UG/L 100 10 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202701 1039 PERCHLORATE < 2.000 UG/L 6 1 01-16-2024 36 2027/01
CA1910027_002_002 INORGANIC-202602 1045 SELENIUM < 5.000 UG/L 50 5 02-08-2023 36 2026/02
CA1910027_002_002 INORGANIC-202602 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 02-08-2023 36 2026/02
CA1910027_002_002 NITRATE/NITRITE-202501 1040 NITRATE 0.730 0.400 MG/L 10 .4 01-16-2024 12 2025/01
CA1910027_002_002 NITRATE/NITRITE-202701 1041 NITRITE < 0.400 MG/L 1 .4 01-16-2024 36 2027/01
CA1910027_002_002 RADIOLOGICAL-203108 4109 GROSS ALPHA PARTICLE ACTIVITY 0.742 +/- 0.137 0.047 PCI/L 15 3 08-31-2022 108 2031/08
CA1910027_002_002 RADIOLOGICAL-203108 4030 RADIUM-228 < 0.588 PCI/L 1 08-31-2022 108 2031/08
CA1910027_002_002 REGULATED VOC-202701 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2990 BENZENE < 0.500 UG/L 1 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2996 STYRENE < 0.500 UG/L 100 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2991 TOLUENE < 0.500 UG/L 150 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED VOC-202701 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 01-16-2024 36 2027/01
CA1910027_002_002 REGULATED SOC-202601 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 01-24-2023 36 2026/01
CA1910027_002_002 REGULATED SOC-202508 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 08-31-2022 36 2025/08
CA1910027_004_004 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1910027_005_005 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2943 BROMODICHLOROMETHANE 4.900 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2942 BROMOFORM 1.300 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2941 CHLOROFORM 5.400 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2944 DIBROMOCHLOROMETHANE 3.000 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2451 DICHLOROACETIC ACID 1.500 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2456 TOTAL HALOACETIC ACIDS (HAA5) < 6.000 UG/L 60 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2950 TTHM 15.000 4.000 UG/L 80 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_800 DISINFECTION BYPRODUCTS-202404 2452 TRICHLOROACETIC ACID < 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2943 BROMODICHLOROMETHANE 4.800 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2942 BROMOFORM 1.500 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2941 CHLOROFORM 4.100 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2944 DIBROMOCHLOROMETHANE 3.400 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2451 DICHLOROACETIC ACID 2.100 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2456 TOTAL HALOACETIC ACIDS (HAA5) < 6.000 UG/L 60 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2950 TTHM 14.000 4.000 UG/L 80 01-31-2024 3 2024/04 DUE NOW
CA1910027_DST_801 DISINFECTION BYPRODUCTS-202404 2452 TRICHLOROACETIC ACID < 1.000 UG/L 1 01-31-2024 3 2024/04 DUE NOW
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.