Date:05-01-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910025SYSTEM NAME:LOS ANGELES CWWD 40, REG. 39-ROCK CREEKCOUNTY: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
CA1910025_001_001 SECONDARY/GP-202506 1928 ALKALINITY, BICARBONATE 240.000 2.000 MG/L 06-28-2022 36 2025/06
CA1910025_001_001 SECONDARY/GP-202610 1919 CALCIUM 61.000 1.000 MG/L 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202506 1929 ALKALINITY, CARBONATE < 2.000 MG/L 06-28-2022 36 2025/06
CA1910025_001_001 SECONDARY/GP-202610 1017 CHLORIDE 3.100 0.500 MG/L 500 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1905 COLOR < 2.000 UNITS 15 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1022 COPPER, FREE < 50.000 UG/L 1000 50 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202702 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 02-27-2024 36 2027/02
CA1910025_001_001 SECONDARY/GP-202506 1915 HARDNESS, TOTAL (AS CACO3) 330.000 3.000 MG/L 06-28-2022 36 2025/06
CA1910025_001_001 SECONDARY/GP-202506 1021 HYDROXIDE AS CALCIUM CARBONATE < 2.000 MG/L 06-28-2022 36 2025/06
CA1910025_001_001 SECONDARY/GP-202610 1028 IRON < 10.000 UG/L 300 100 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1031 MAGNESIUM 18.000 0.100 MG/L 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1032 MANGANESE < 2.000 UG/L 50 20 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1920 ODOR < 1.000 TON 3 1 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1925 PH 8.200 0.010 pH 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1050 SILVER < 0.500 UG/L 100 10 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1052 SODIUM 14.000 1.000 MG/L 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1064 CONDUCTIVITY @ 25 C UMHOS/CM 480.000 10.000 UMHO/CM 1600 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1055 SULFATE 59.000 0.250 MG/L 500 .5 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1930 TDS 290.000 20.000 MG/L 1000 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 0100 TURBIDITY < 0.100 NTU 5 .1 10-16-2023 36 2026/10
CA1910025_001_001 SECONDARY/GP-202610 1095 ZINC < 20.000 UG/L 5000 50 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1002 ALUMINUM < 50.000 UG/L 1000 50 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1005 ARSENIC < 2.000 UG/L 10 2 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202708 1094 ASBESTOS < 0.200 MFL 7 .2 08-21-2018 108 2027/08
CA1910025_001_001 INORGANIC-202610 1010 BARIUM < 100.000 UG/L 1000 100 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1015 CADMIUM < 1.000 UG/L 5 1 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1020 CHROMIUM < 10.000 UG/L 50 10 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1025 FLUORIDE 0.370 0.100 MG/L 2 .1 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202512 1035 MERCURY < 1.000 UG/L 2 1 12-21-2022 36 2025/12
CA1910025_001_001 INORGANIC-202610 1036 NICKEL < 10.000 UG/L 100 10 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202702 1039 PERCHLORATE < 2.000 UG/L 6 1 02-27-2024 36 2027/02
CA1910025_001_001 INORGANIC-202610 1045 SELENIUM < 5.000 UG/L 50 5 10-16-2023 36 2026/10
CA1910025_001_001 INORGANIC-202610 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 10-16-2023 36 2026/10
CA1910025_001_001 NITRATE/NITRITE-202502 1040 NITRATE 0.790 0.400 MG/L 10 .4 02-27-2024 12 2025/02
CA1910025_001_001 NITRATE/NITRITE-202610 1041 NITRITE < 0.400 MG/L 1 .4 10-16-2023 36 2026/10
CA1910025_001_001 RADIOLOGICAL-203210 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.120 PCI/L 15 3 10-16-2023 108 2032/10
CA1910025_001_001 RADIOLOGICAL-202302 4020 RADIUM-226 < 0.207 PCI/L 1 10-16-2023 108 2023/02 DUE NOW
CA1910025_001_001 RADIOLOGICAL-202302 4030 RADIUM-228 < 0.607 PCI/L 1 10-16-2023 108 2023/02 DUE NOW
CA1910025_001_001 RADIOLOGICAL-202302 4006 COMBINED URANIUM 1.900 +/- 0.000 1.000 PCI/L 20 1 10-16-2023 72 2023/02 DUE NOW
CA1910025_001_001 REGULATED VOC-202702 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2990 BENZENE < 0.500 UG/L 1 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2996 STYRENE < 0.500 UG/L 100 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2991 TOLUENE < 0.500 UG/L 150 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED VOC-202702 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED SOC-202702 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 02-27-2024 36 2027/02
CA1910025_001_001 REGULATED SOC-202506 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 06-28-2022 36 2025/06
CA1910025_003_003 REGULATED SOC-201309 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 06-18-2013 3 2013/09 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2943 BROMODICHLOROMETHANE 2.500 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2942 BROMOFORM < 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2941 CHLOROFORM 6.100 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2944 DIBROMOCHLOROMETHANE 1.000 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2451 DICHLOROACETIC ACID 2.000 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2456 TOTAL HALOACETIC ACIDS (HAA5) < 6.000 UG/L 60 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2950 TTHM 9.600 4.000 UG/L 80 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_800 DISINFECTION BYPRODUCTS-202404 2452 TRICHLOROACETIC ACID 1.500 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2943 BROMODICHLOROMETHANE 4.800 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2942 BROMOFORM < 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2941 CHLOROFORM 17.000 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2944 DIBROMOCHLOROMETHANE 1.600 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2451 DICHLOROACETIC ACID 7.400 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2456 TOTAL HALOACETIC ACIDS (HAA5) 11.000 6.000 UG/L 60 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2950 TTHM 23.000 4.000 UG/L 80 01-30-2024 3 2024/04 DUE NOW
CA1910025_DST_801 DISINFECTION BYPRODUCTS-202404 2452 TRICHLOROACETIC ACID 3.700 1.000 UG/L 1 01-30-2024 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.