Date:05-05-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1900154SYSTEM NAME:TIERRA BONITA MUTUAL WATERCOUNTY:LOS ANGELES 
SOURCE NO.:001SOURCE NAME:WELL 01SOURCE CLASS:LGSASTATUS: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
CA1900154_001_001 SECONDARY/GP-202611 1928 ALKALINITY, BICARBONATE 390.000 10.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1919 CALCIUM 117.000 1.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1929 ALKALINITY, CARBONATE < 10.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1017 CHLORIDE 160.000 3.000 MG/L 500 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1905 COLOR < 5.000 UNITS 15 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1022 COPPER, FREE < 50.000 UG/L 1000 50 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1915 HARDNESS, TOTAL (AS CACO3) 456.000 1.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1028 IRON < 30.000 UG/L 300 100 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1031 MAGNESIUM 40.000 1.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1032 MANGANESE < 0.500 UG/L 50 20 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1920 ODOR < 1.000 TON 3 1 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202112 1925 PH 7.800 pH 12-19-2018 36 2021/12 DUE NOW
CA1900154_001_001 SECONDARY/GP-202611 1050 SILVER < 1.000 UG/L 100 10 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1052 SODIUM 61.000 1.000 MG/L 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1250.000 UMHO/CM 1600 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1055 SULFATE 68.200 0.500 MG/L 500 .5 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1930 TDS 800.000 10.000 MG/L 1000 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 0100 TURBIDITY < 0.100 NTU 5 .1 11-15-2023 36 2026/11
CA1900154_001_001 SECONDARY/GP-202611 1095 ZINC < 20.000 UG/L 5000 50 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1002 ALUMINUM < 50.000 UG/L 1000 50 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1005 ARSENIC 2.000 2.000 UG/L 10 2 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1010 BARIUM 115.000 100.000 UG/L 1000 100 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1015 CADMIUM < 1.000 UG/L 5 1 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1020 CHROMIUM < 10.000 UG/L 50 10 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202307 1024 CYANIDE < 100.000 UG/L 150 100 07-15-2020 36 2023/07 DUE NOW
CA1900154_001_001 INORGANIC-202611 1025 FLUORIDE 0.800 0.100 MG/L 2 .1 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1035 MERCURY < 1.000 UG/L 2 1 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1036 NICKEL < 10.000 UG/L 100 10 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202307 1039 PERCHLORATE < 4.000 UG/L 6 4 07-15-2020 36 2023/07 DUE NOW
CA1900154_001_001 INORGANIC-202611 1045 SELENIUM < 5.000 UG/L 50 5 11-15-2023 36 2026/11
CA1900154_001_001 INORGANIC-202611 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 11-15-2023 36 2026/11
CA1900154_001_001 NITRATE/NITRITE-202411 1040 NITRATE 11.000 0.400 MG/L 10 .4 11-15-2023 12 2024/11
CA1900154_001_001 NITRATE/NITRITE-202611 1041 NITRITE < 0.400 MG/L 1 .4 11-15-2023 36 2026/11
CA1900154_001_001 RADIOLOGICAL-202503 4109 GROSS ALPHA PARTICLE ACTIVITY 0.621 +/- 1.030 1.300 PCI/L 15 3 03-14-2016 108 2025/03
CA1900154_001_001 RADIOLOGICAL-202503 4020 RADIUM-226 < 0.400 PCI/L 1 03-14-2016 108 2025/03
CA1900154_001_001 RADIOLOGICAL-202503 4030 RADIUM-228 0.124 +/- 0.516 0.200 PCI/L 1 03-14-2016 108 2025/03
CA1900154_001_001 RADIOLOGICAL-202503 4006 COMBINED URANIUM 0.518 +/- 0.000 1.000 PCI/L 20 1 03-14-2016 108 2025/03
CA1900154_001_001 REGULATED VOC-202410 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2990 BENZENE < 0.500 UG/L 1 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2996 STYRENE < 0.500 UG/L 100 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2991 TOLUENE < 0.500 UG/L 150 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED VOC-202410 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 10-18-2023 12 2024/10
CA1900154_001_001 REGULATED SOC-202112 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 12-05-2018 36 2021/12 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2063 2,3,7,8-TCDD < 0.005 NG/L 0.03 0.005 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2110 2,4,5-TP < 1.000 UG/L 50 1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2105 2,4-D < 10.000 UG/L 70 10 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2050 ATRAZINE < 0.500 UG/L 1 .5 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2625 BENTAZON < 2.000 UG/L 18 2 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2046 CARBOFURAN < 5.000 UG/L 18 5 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2959 CHLORDANE < 0.100 UG/L .1 .1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2031 DALAPON < 10.000 UG/L 200 10 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2035 DI(2-ETHYLHEXYL) ADIPATE < 5.000 UG/L 400 5 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2931 1,2-DIBROMO-3-CHLOROPROPANE < UG/L .2 .01 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2041 DINOSEB < 2.000 UG/L 7 2 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2032 DIQUAT < 4.000 UG/L 20 4 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2033 ENDOTHALL < 45.000 UG/L 100 45 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2005 ENDRIN < 0.100 UG/L 2 .1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-199004 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 04-29-1987 36 1990/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2034 GLYPHOSATE < 25.000 UG/L 700 25 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2065 HEPTACHLOR < UG/L .01 .01 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2274 HEXACHLOROBENZENE < 0.500 UG/L 1 .5 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2042 HEXACHLOROCYCLOPENTADIENE < 1.000 UG/L 50 1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2010 BHC-GAMMA < 0.200 UG/L .2 .2 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2015 METHOXYCHLOR < 10.000 UG/L 30 10 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2626 MOLINATE < 2.000 UG/L 20 2 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2036 OXAMYL < 20.000 UG/L 50 20 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2040 PICLORAM < 1.000 UG/L 500 1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) < 0.500 UG/L .5 .5 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2037 SIMAZINE < 1.000 UG/L 4 1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 04-22-2014 36 2017/04 DUE NOW
CA1900154_001_001 REGULATED SOC-201704 2020 TOXAPHENE < 1.000 UG/L 3 1 04-22-2014 36 2017/04 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.