Date:05-06-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910124SYSTEM NAME:PASADENA WATER AND POWERCOUNTY:LOS ANGELES 
SOURCE NO.:005SOURCE NAME:CHAPMANSOURCE CLASS:LGLNSTATUS: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
CA1910124_005_005 SECONDARY/GP-202607 1928 ALKALINITY, BICARBONATE 170.000 2.000 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1919 CALCIUM 71.000 1.000 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1929 ALKALINITY, CARBONATE < 2.000 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1017 CHLORIDE 38.700 2.000 MG/L 500 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1905 COLOR < 2.000 UNITS 15 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1022 COPPER, FREE < 50.000 UG/L 1000 50 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1915 HARDNESS, TOTAL (AS CACO3) 260.000 3.000 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1021 HYDROXIDE AS CALCIUM CARBONATE < 2.000 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1028 IRON < 10.000 UG/L 300 100 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1031 MAGNESIUM 19.000 0.100 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1032 MANGANESE < 2.000 UG/L 50 20 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1920 ODOR < 1.000 TON 3 1 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1925 PH 8.000 0.010 pH 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1050 SILVER < 0.500 UG/L 100 10 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1052 SODIUM 22.000 1.000 MG/L 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1064 CONDUCTIVITY @ 25 C UMHOS/CM 610.000 2.000 UMHO/CM 1600 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1055 SULFATE 74.000 0.500 MG/L 500 .5 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1930 TDS 380.000 20.000 MG/L 1000 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 0100 TURBIDITY 0.100 0.100 NTU 5 .1 07-13-2023 36 2026/07
CA1910124_005_005 SECONDARY/GP-202607 1095 ZINC < 20.000 UG/L 5000 50 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1002 ALUMINUM < 50.000 UG/L 1000 50 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1005 ARSENIC < 2.000 UG/L 10 2 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1010 BARIUM < 100.000 UG/L 1000 100 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1015 CADMIUM < 1.000 UG/L 5 1 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1020 CHROMIUM < 10.000 UG/L 50 10 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1024 CYANIDE < 100.000 UG/L 150 100 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1025 FLUORIDE 1.100 0.100 MG/L 2 .1 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1035 MERCURY < 1.000 UG/L 2 1 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1036 NICKEL < 10.000 UG/L 100 10 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202404 1039 PERCHLORATE 1.990 1.000 UG/L 6 1 03-25-2024 1 2024/04 DUE NOW
CA1910124_005_005 INORGANIC-202607 1045 SELENIUM < 5.000 UG/L 50 5 07-13-2023 36 2026/07
CA1910124_005_005 INORGANIC-202607 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 07-13-2023 36 2026/07
CA1910124_005_005 NITRATE/NITRITE-202404 1040 NITRATE 4.300 0.400 MG/L 10 .4 03-25-2024 1 2024/04 DUE NOW
CA1910124_005_005 NITRATE/NITRITE-202612 1041 NITRITE < 0.400 MG/L 1 .4 12-12-2023 36 2026/12
CA1910124_005_005 RADIOLOGICAL-202907 4109 GROSS ALPHA PARTICLE ACTIVITY 7.590 +/- 1.390 1.130 PCI/L 15 3 07-13-2023 72 2029/07
CA1910124_005_005 RADIOLOGICAL-203207 4020 RADIUM-226 < 0.138 PCI/L 1 07-13-2023 108 2032/07
CA1910124_005_005 RADIOLOGICAL-203207 4030 RADIUM-228 < 0.485 PCI/L 1 07-13-2023 108 2032/07
CA1910124_005_005 RADIOLOGICAL-202907 4006 COMBINED URANIUM 10.000 +/- 0.000 1.000 PCI/L 20 1 07-13-2023 72 2029/07
CA1910124_005_005 REGULATED VOC-202501 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2990 BENZENE < 0.500 UG/L 1 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2996 STYRENE < 0.500 UG/L 100 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2991 TOLUENE < 0.500 UG/L 150 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED VOC-202501 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 01-02-2024 12 2025/01
CA1910124_005_005 REGULATED SOC-202406 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 03-04-2024 3 2024/06
CA1910124_005_005 REGULATED SOC-202607 2050 ATRAZINE < 0.500 UG/L 1 .5 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2015 METHOXYCHLOR < 10.000 UG/L 30 10 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 10-25-2023 33 2026/07
CA1910124_005_005 REGULATED SOC-202607 2037 SIMAZINE < 1.000 UG/L 4 1 10-25-2023 33 2026/07
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.