Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3510004SYSTEM NAME:AROMAS WATER DISTRICTCOUNTY:SAN BENITO 
SOURCE NO.:007SOURCE NAME:SAN JUAN WELLSOURCE CLASS:CSGDSTATUS: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
CA3510004_007_007 SECONDARY/GP-202604 1928 ALKALINITY, BICARBONATE 239.000 10.000 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1919 CALCIUM 30.000 1.000 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1929 ALKALINITY, CARBONATE < 10.000 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1017 CHLORIDE 86.900 1.000 MG/L 500 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1905 COLOR < 3.000 UNITS 15 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1022 COPPER, FREE < 20.000 UG/L 1000 50 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1915 HARDNESS, TOTAL (AS CACO3) 133.000 5.000 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202407 1028 IRON 32.000 30.000 UG/L 300 100 04-01-2024 3 2024/07
CA3510004_007_007 SECONDARY/GP-202604 1031 MAGNESIUM 13.800 0.500 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202407 1032 MANGANESE 97.000 15.000 UG/L 50 20 04-01-2024 3 2024/07
CA3510004_007_007 SECONDARY/GP-202604 1920 ODOR < 1.000 TON 3 1 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1925 PH 8.100 1.000 pH 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1050 SILVER < 1.500 UG/L 100 10 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1052 SODIUM 88.000 1.000 MG/L 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1064 CONDUCTIVITY @ 25 C UMHOS/CM 701.000 10.000 UMHO/CM 1600 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1055 SULFATE 6.000 2.000 MG/L 500 .5 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1930 TDS 364.000 10.000 MG/L 1000 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 0100 TURBIDITY < 0.100 NTU 5 .1 04-03-2023 36 2026/04
CA3510004_007_007 SECONDARY/GP-202604 1095 ZINC < 30.000 UG/L 5000 50 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1002 ALUMINUM < 15.000 UG/L 1000 50 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1005 ARSENIC 2.600 1.000 UG/L 10 2 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-203304 1094 ASBESTOS < 0.200 MFL 7 .2 04-01-2024 108 2033/04
CA3510004_007_007 INORGANIC-202604 1010 BARIUM 157.000 5.000 UG/L 1000 100 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1075 BERYLLIUM, TOTAL < 0.500 UG/L 4 1 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1015 CADMIUM < 0.250 UG/L 5 1 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1020 CHROMIUM < 1.000 UG/L 50 10 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1024 CYANIDE < 4.000 UG/L 150 100 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1025 FLUORIDE 0.100 0.100 MG/L 2 .1 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1035 MERCURY < 0.300 UG/L 2 1 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1036 NICKEL < 5.000 UG/L 100 10 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1039 PERCHLORATE < 2.000 UG/L 6 2 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1045 SELENIUM 1.100 1.000 UG/L 50 5 04-03-2023 36 2026/04
CA3510004_007_007 INORGANIC-202604 1085 THALLIUM, TOTAL < 0.500 UG/L 2 1 04-03-2023 36 2026/04
CA3510004_007_007 NITRATE/NITRITE-202404 1040 NITRATE 0.400 0.100 MG/L 10 .4 04-03-2023 12 2024/04 DUE NOW
CA3510004_007_007 NITRATE/NITRITE-202604 1041 NITRITE < 0.100 MG/L 1 .4 04-03-2023 36 2026/04
CA3510004_007_007 RADIOLOGICAL-202806 4109 GROSS ALPHA PARTICLE ACTIVITY 2.840 +/- 1.530 1.690 PCI/L 15 3 06-06-2022 72 2028/06
CA3510004_007_007 RADIOLOGICAL-202602 4020 RADIUM-226 0.169 +/- 0.142 0.400 PCI/L 1 02-06-2017 108 2026/02
CA3510004_007_007 RADIOLOGICAL-202602 4030 RADIUM-228 0.219 +/- 0.736 0.200 PCI/L 1 02-06-2017 108 2026/02
CA3510004_007_007 RADIOLOGICAL-null 4006 COMBINED URANIUM PCI/L 20 1 108 DUE NOW
CA3510004_007_007 REGULATED VOC-202912 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2990 BENZENE < 0.500 UG/L 1 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2996 STYRENE < 0.500 UG/L 100 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2991 TOLUENE < 0.500 UG/L 150 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED VOC-202912 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 12-04-2023 72 2029/12
CA3510004_007_007 REGULATED SOC-202701 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 01-08-2024 36 2027/01
CA3510004_007_007 REGULATED SOC-202403 2105 2,4-D < 10.000 UG/L 70 10 03-01-2021 36 2024/03 DUE NOW
CA3510004_007_007 REGULATED SOC-202403 2050 ATRAZINE < 0.500 UG/L 1 .5 03-01-2021 36 2024/03 DUE NOW
CA3510004_007_007 REGULATED SOC-202001 2625 BENTAZON < 2.000 UG/L 18 2 01-23-2017 36 2020/01 DUE NOW
CA3510004_007_007 REGULATED SOC-202001 2046 CARBOFURAN < 5.000 UG/L 18 5 01-23-2017 36 2020/01 DUE NOW
CA3510004_007_007 REGULATED SOC-202403 2032 DIQUAT < 4.000 UG/L 20 4 03-01-2021 36 2024/03 DUE NOW
CA3510004_007_007 REGULATED SOC-202403 2037 SIMAZINE < 1.000 UG/L 4 1 03-01-2021 36 2024/03 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.