Date:11-03-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910036SYSTEM NAME:CALIFORNIA WATER SERVICE CO. - ELACOUNTY:LOS ANGELES 
SOURCE NO.:006SOURCE NAME:WELL 13-02SOURCE 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
CA1910036_006_006 SECONDARY/GP-202709 1994 AGGRESSIVE INDEX 12.200 AGGR 09-10-2024 36 2027/09
CA1910036_006_006 SECONDARY/GP-202410 1032 MANGANESE 190.000 10.000 UG/L 50 09-10-2024 1 2024/10 DUE NOW
CA1910036_006_006 SECONDARY/GP-202709 C253 PH, FIELD 7.700 pH 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1002 ALUMINUM < 50.000 UG/L 1000 50 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1005 ARSENIC 4.900 2.000 UG/L 10 2 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1010 BARIUM 160.000 50.000 UG/L 1000 100 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1015 CADMIUM < 1.000 UG/L 5 1 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1020 CHROMIUM < 10.000 UG/L 50 10 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1024 CYANIDE < 5.000 UG/L 150 100 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1025 FLUORIDE 0.340 0.100 MG/L 2 .1 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1035 MERCURY < 0.200 UG/L 2 1 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1036 NICKEL < 10.000 UG/L 100 10 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202509 1039 PERCHLORATE < 1.000 UG/L 6 1 09-10-2024 12 2025/09
CA1910036_006_006 INORGANIC-202709 1045 SELENIUM < 2.000 UG/L 50 5 09-10-2024 36 2027/09
CA1910036_006_006 INORGANIC-202709 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 09-10-2024 36 2027/09
CA1910036_006_006 NITRATE/NITRITE-202509 1040 NITRATE < 0.230 MG/L 10 .4 09-10-2024 12 2025/09
CA1910036_006_006 NITRATE/NITRITE-202709 1041 NITRITE < 0.050 MG/L 1 .4 09-10-2024 36 2027/09
CA1910036_006_006 RADIOLOGICAL-203109 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.220 PCI/L 15 3 09-19-2022 108 2031/09
CA1910036_006_006 RADIOLOGICAL-203109 4020 RADIUM-226 < 0.280 PCI/L 1 09-19-2022 108 2031/09
CA1910036_006_006 RADIOLOGICAL-203109 4030 RADIUM-228 < 0.580 PCI/L 1 09-19-2022 108 2031/09
CA1910036_006_006 REGULATED VOC-202501 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2990 BENZENE < 0.500 UG/L 1 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2996 STYRENE < 0.500 UG/L 100 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2991 TOLUENE < 0.500 UG/L 150 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED VOC-202501 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 01-23-2024 12 2025/01
CA1910036_006_006 REGULATED SOC-202703 2414 1,2,3-TRICHLOROPROPANE < 0.002 UG/L 0.005 06-25-2024 33 2027/03
CA1910036_006_006 REGULATED SOC-202706 2050 ATRAZINE < 0.500 UG/L 1 .5 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2959 CHLORDANE < 0.100 UG/L .1 .1 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2015 METHOXYCHLOR < 10.000 UG/L 30 10 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 09-10-2024 33 2027/06
CA1910036_006_006 REGULATED SOC-202706 2037 SIMAZINE < 1.000 UG/L 4 1 09-10-2024 33 2027/06
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.