Date:05-06-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1910139SYSTEM NAME:CAL/AM WATER COMPANY - SAN MARINOCOUNTY:LOS ANGELES 
SOURCE NO.:048SOURCE NAME:RICHARDSON WELL 3SOURCE CLASS:LGLESTATUS: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
CA1910139_048_048 SECONDARY/GP-202510 1928 ALKALINITY, BICARBONATE 150.000 2.000 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1919 CALCIUM 47.000 1.000 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1929 ALKALINITY, CARBONATE < 2.000 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1017 CHLORIDE 14.000 1.000 MG/L 500 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1905 COLOR < 2.000 UNITS 15 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1022 COPPER, FREE < 50.000 UG/L 1000 50 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1915 HARDNESS, TOTAL (AS CACO3) 180.000 3.000 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1021 HYDROXIDE AS CALCIUM CARBONATE < 2.000 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1028 IRON < 10.000 UG/L 300 100 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1031 MAGNESIUM 14.000 0.100 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1032 MANGANESE < 2.000 UG/L 50 20 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1920 ODOR < 1.000 TON 3 1 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1925 PH 7.900 0.010 pH 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202502 1050 SILVER < 10.000 UG/L 100 10 02-03-2022 36 2025/02
CA1910139_048_048 SECONDARY/GP-202510 1052 SODIUM 21.000 1.000 MG/L 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1064 CONDUCTIVITY @ 25 C UMHOS/CM 430.000 2.000 UMHO/CM 1600 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1055 SULFATE 22.000 0.500 MG/L 500 .5 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202608 1930 TDS 250.000 10.000 MG/L 1000 08-16-2023 36 2026/08
CA1910139_048_048 SECONDARY/GP-202510 0100 TURBIDITY 0.150 0.100 NTU 5 .1 10-05-2022 36 2025/10
CA1910139_048_048 SECONDARY/GP-202510 1095 ZINC < 20.000 UG/L 5000 50 10-05-2022 36 2025/10
CA1910139_048_048 INORGANIC-202502 1002 ALUMINUM < 50.000 UG/L 1000 50 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1005 ARSENIC < 2.000 UG/L 10 2 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1010 BARIUM < 100.000 UG/L 1000 100 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1015 CADMIUM < 1.000 UG/L 5 1 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1020 CHROMIUM < 10.000 UG/L 50 10 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1024 CYANIDE < 5.000 UG/L 150 100 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1025 FLUORIDE 0.750 0.100 MG/L 2 .1 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1035 MERCURY < 1.000 UG/L 2 1 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1036 NICKEL < 10.000 UG/L 100 10 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202702 1039 PERCHLORATE < 1.000 UG/L 6 1 02-29-2024 36 2027/02
CA1910139_048_048 INORGANIC-202502 1045 SELENIUM < 5.000 UG/L 50 5 02-03-2022 36 2025/02
CA1910139_048_048 INORGANIC-202502 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 02-03-2022 36 2025/02
CA1910139_048_048 NITRATE/NITRITE-202502 1040 NITRATE 3.300 0.200 MG/L 10 .4 02-29-2024 12 2025/02
CA1910139_048_048 NITRATE/NITRITE-202502 1041 NITRITE < 0.400 MG/L 1 .4 02-03-2022 36 2025/02
CA1910139_048_048 RADIOLOGICAL-201709 4109 GROSS ALPHA PARTICLE ACTIVITY < PCI/L 15 3 06-08-2017 3 2017/09 DUE NOW
CA1910139_048_048 RADIOLOGICAL-202105 4020 RADIUM-226 < 0.400 PCI/L 1 02-24-2021 3 2021/05 DUE NOW
CA1910139_048_048 RADIOLOGICAL-202105 4030 RADIUM-228 < 0.900 PCI/L 1 02-24-2021 3 2021/05 DUE NOW
CA1910139_048_048 RADIOLOGICAL-202308 4006 COMBINED URANIUM 3.100 +/- 0.000 1.000 PCI/L 20 1 05-10-2023 3 2023/08 DUE NOW
CA1910139_048_048 REGULATED VOC-202502 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2990 BENZENE < 0.500 UG/L 1 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2251 METHYL TERT-BUTYL ETHER < 2.000 UG/L 13 3 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2996 STYRENE < 0.500 UG/L 100 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2987 TETRACHLOROETHYLENE 1.000 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2991 TOLUENE < 0.500 UG/L 150 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2984 TRICHLOROETHYLENE 1.200 0.500 UG/L 5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2904 TRICHLOROTRIFLUOROETHANE < 5.000 UG/L 1200 10 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED VOC-202502 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 02-29-2024 12 2025/02
CA1910139_048_048 REGULATED SOC-202408 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 08-16-2023 12 2024/08
CA1910139_048_048 REGULATED SOC-202408 2105 2,4-D < 10.000 UG/L 70 10 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2050 ATRAZINE < 0.500 UG/L 1 .5 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2625 BENTAZON < 2.000 UG/L 18 2 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2041 DINOSEB < 2.000 UG/L 7 2 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2032 DIQUAT < 4.000 UG/L 20 4 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2033 ENDOTHALL < 45.000 UG/L 100 45 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2034 GLYPHOSATE < 5.000 UG/L 700 25 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2037 SIMAZINE < 1.000 UG/L 4 1 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 11-10-2021 33 2024/08
CA1910139_048_048 REGULATED SOC-202408 2020 TOXAPHENE < 1.000 UG/L 3 1 11-10-2021 33 2024/08
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.