Date:05-13-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4310011SYSTEM NAME:SAN JOSE WATERCOUNTY:SANTA CLARA 
SOURCE NO.:128SOURCE NAME:WILLIAMS WELL 05SOURCE CLASS:SJWNSTATUS: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
CA4310011_128_128 SECONDARY/GP-202702 1928 ALKALINITY, BICARBONATE 200.000 5.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1919 CALCIUM 71.000 1.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1929 ALKALINITY, CARBONATE < 5.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1017 CHLORIDE 57.000 5.000 MG/L 500 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1905 COLOR 6.000 5.000 UNITS 15 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1022 COPPER, FREE < 50.000 UG/L 1000 50 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1915 HARDNESS, TOTAL (AS CACO3) 292.000 5.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1028 IRON < 100.000 UG/L 300 100 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1031 MAGNESIUM 28.000 1.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1032 MANGANESE < 20.000 UG/L 50 20 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1920 ODOR < 1.000 TON 3 1 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1925 PH 6.650 1.680 pH 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1050 SILVER < 10.000 UG/L 100 10 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1052 SODIUM 20.000 1.000 MG/L 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1064 CONDUCTIVITY @ 25 C UMHOS/CM 630.000 20.000 UMHO/CM 1600 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1055 SULFATE 39.000 5.000 MG/L 500 .5 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1930 TDS 400.000 10.000 MG/L 1000 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 0100 TURBIDITY < 0.200 NTU 5 .1 02-29-2024 36 2027/02
CA4310011_128_128 SECONDARY/GP-202702 1095 ZINC < 50.000 UG/L 5000 50 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1002 ALUMINUM < 50.000 UG/L 1000 50 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1005 ARSENIC < 2.000 UG/L 10 2 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1010 BARIUM < 100.000 UG/L 1000 100 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1015 CADMIUM < 1.000 UG/L 5 1 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1020 CHROMIUM < 10.000 UG/L 50 10 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1024 CYANIDE < 100.000 UG/L 150 100 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1025 FLUORIDE < 0.100 MG/L 2 .1 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1035 MERCURY < 1.000 UG/L 2 1 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1036 NICKEL < 10.000 UG/L 100 10 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1039 PERCHLORATE < 1.000 UG/L 6 1 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1045 SELENIUM < 5.000 UG/L 50 5 02-29-2024 36 2027/02
CA4310011_128_128 INORGANIC-202702 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 02-29-2024 36 2027/02
CA4310011_128_128 NITRATE/NITRITE-202502 1040 NITRATE 4.000 0.400 MG/L 10 .4 02-29-2024 12 2025/02
CA4310011_128_128 NITRATE/NITRITE-202702 1041 NITRITE < 0.400 MG/L 1 .4 02-29-2024 36 2027/02
CA4310011_128_128 RADIOLOGICAL-203102 4109 GROSS ALPHA PARTICLE ACTIVITY 1.880 +/- 1.370 1.560 PCI/L 15 3 02-03-2022 108 2031/02
CA4310011_128_128 REGULATED VOC-202502 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2990 BENZENE < 0.500 UG/L 1 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2996 STYRENE < 0.500 UG/L 100 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2991 TOLUENE < 0.500 UG/L 150 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED VOC-202502 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 02-03-2022 36 2025/02
CA4310011_128_128 REGULATED SOC-202602 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 05-24-2023 33 2026/02
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.