Date:05-04-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1909006SYSTEM NAME:WEST VALLEY COUNTY WATER DISTRICTCOUNTY:LOS ANGELES 
SOURCE NO.:003SOURCE NAME:JOHN G. GAGLIONE WELLSOURCE 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
CA1909006_003_003 SECONDARY/GP-202412 1928 ALKALINITY, BICARBONATE 210.000 10.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1919 CALCIUM 57.000 1.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1929 ALKALINITY, CARBONATE < 10.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1017 CHLORIDE 11.000 1.000 MG/L 500 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1905 COLOR < 5.000 UNITS 15 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1022 COPPER, FREE < 50.000 UG/L 1000 50 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1915 HARDNESS, TOTAL (AS CACO3) 175.000 1.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1028 IRON < 100.000 UG/L 300 100 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1031 MAGNESIUM 8.000 1.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1032 MANGANESE < 20.000 UG/L 50 20 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1920 ODOR < 1.000 TON 3 1 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202606 1925 PH 7.450 pH 06-21-2023 36 2026/06
CA1909006_003_003 SECONDARY/GP-202412 1050 SILVER < 10.000 UG/L 100 10 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1052 SODIUM 35.000 1.000 MG/L 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1064 CONDUCTIVITY @ 25 C UMHOS/CM 518.000 UMHO/CM 1600 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1055 SULFATE 48.500 0.500 MG/L 500 .5 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1930 TDS 360.000 40.000 MG/L 1000 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 0100 TURBIDITY < 0.100 NTU 5 .1 12-29-2021 36 2024/12
CA1909006_003_003 SECONDARY/GP-202412 1095 ZINC < 50.000 UG/L 5000 50 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1002 ALUMINUM < 50.000 UG/L 1000 50 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1005 ARSENIC 6.000 2.000 UG/L 10 2 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202509 1094 ASBESTOS < 0.200 MFL 7 .2 09-08-2016 108 2025/09
CA1909006_003_003 INORGANIC-202412 1010 BARIUM < 100.000 UG/L 1000 100 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1015 CADMIUM < 1.000 UG/L 5 1 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1020 CHROMIUM < 10.000 UG/L 50 10 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1024 CYANIDE < 100.000 UG/L 150 100 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1025 FLUORIDE 0.800 0.100 MG/L 2 .1 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1035 MERCURY < 1.000 UG/L 2 1 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1036 NICKEL < 10.000 UG/L 100 10 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1039 PERCHLORATE < 2.000 UG/L 6 2 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1045 SELENIUM < 5.000 UG/L 50 5 12-29-2021 36 2024/12
CA1909006_003_003 INORGANIC-202412 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 12-29-2021 36 2024/12
CA1909006_003_003 NITRATE/NITRITE-202410 1040 NITRATE 2.900 0.400 MG/L 10 .4 10-11-2023 12 2024/10
CA1909006_003_003 NITRATE/NITRITE-202412 1041 NITRITE < 0.400 MG/L 1 .4 12-29-2021 36 2024/12
CA1909006_003_003 RADIOLOGICAL-202509 4109 GROSS ALPHA PARTICLE ACTIVITY 12.200 +/- 2.570 1.400 PCI/L 15 3 09-23-2022 36 2025/09
CA1909006_003_003 RADIOLOGICAL-202809 4020 RADIUM-226 < 0.732 PCI/L 1 09-23-2022 72 2028/09
CA1909006_003_003 RADIOLOGICAL-202809 4030 RADIUM-228 < 0.624 PCI/L 1 09-23-2022 72 2028/09
CA1909006_003_003 RADIOLOGICAL-202509 4006 COMBINED URANIUM 10.700 +/- 0.000 1.000 PCI/L 20 1 09-23-2022 36 2025/09
CA1909006_003_003 REGULATED VOC-202512 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2990 BENZENE < 0.500 UG/L 1 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2996 STYRENE < 0.500 UG/L 100 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2991 TOLUENE < 0.500 UG/L 150 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED VOC-202512 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED SOC-202412 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2063 2,3,7,8-TCDD < 0.005 NG/L 0.03 0.005 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2110 2,4,5-TP < 1.000 UG/L 50 1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2105 2,4-D < 10.000 UG/L 70 10 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2050 ATRAZINE < 0.500 UG/L 1 .5 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2625 BENTAZON < 2.000 UG/L 18 2 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2046 CARBOFURAN < 5.000 UG/L 18 5 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2959 CHLORDANE < 0.100 UG/L .1 .1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2031 DALAPON < 10.000 UG/L 200 10 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2035 DI(2-ETHYLHEXYL) ADIPATE < 5.000 UG/L 400 5 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2041 DINOSEB < 2.000 UG/L 7 2 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202512 2032 DIQUAT < 4.000 UG/L 20 4 12-19-2022 36 2025/12
CA1909006_003_003 REGULATED SOC-202412 2033 ENDOTHALL < 45.000 UG/L 100 45 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2005 ENDRIN < 0.100 UG/L 2 .1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2034 GLYPHOSATE < 25.000 UG/L 700 25 12-31-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2065 HEPTACHLOR < 0.010 UG/L .01 .01 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2274 HEXACHLOROBENZENE < 0.500 UG/L 1 .5 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2042 HEXACHLOROCYCLOPENTADIENE < 1.000 UG/L 50 1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2010 BHC-GAMMA < 0.200 UG/L .2 .2 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2015 METHOXYCHLOR < 10.000 UG/L 30 10 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2626 MOLINATE < 2.000 UG/L 20 2 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2036 OXAMYL < 20.000 UG/L 50 20 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2040 PICLORAM < 1.000 UG/L 500 1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) < 0.500 UG/L .5 .5 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2037 SIMAZINE < 1.000 UG/L 4 1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 12-29-2021 36 2024/12
CA1909006_003_003 REGULATED SOC-202412 2020 TOXAPHENE < 1.000 UG/L 3 1 12-29-2021 36 2024/12
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.