Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4810001SYSTEM NAME:CITY OF BENICIACOUNTY:SOLANO 
SOURCE NO.:004SOURCE NAME:NORTH BAY AQUEDUCT RAW @ BARKER SLOUGHSOURCE CLASS:CLSSSTATUS: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
CA4810001_004_004 SECONDARY/GP-202407 1928 ALKALINITY, BICARBONATE 92.800 1.000 MG/L 07-05-2023 12 2024/07
CA4810001_004_004 SECONDARY/GP-202504 1919 CALCIUM 67.000 1.000 MG/L 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202401 1929 ALKALINITY, CARBONATE < 2.000 MG/L 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 1017 CHLORIDE 5.000 0.500 MG/L 500 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202504 1905 COLOR 181.000 2.000 UNITS 15 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202401 1022 COPPER, FREE < 50.000 UG/L 1000 50 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202504 1915 HARDNESS, TOTAL (AS CACO3) 168.000 1.000 MG/L 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202401 1021 HYDROXIDE AS CALCIUM CARBONATE < 2.000 MG/L 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 1028 IRON 4700.000 10.000 UG/L 300 100 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 1031 MAGNESIUM 5.700 0.100 MG/L 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 1032 MANGANESE 53.000 2.000 UG/L 50 20 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202504 1920 ODOR 3.000 1.000 TON 3 1 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202504 1925 PH 7.550 pH 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202401 1050 SILVER < 0.500 UG/L 100 10 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 1052 SODIUM 9.700 1.000 MG/L 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202504 1064 CONDUCTIVITY @ 25 C UMHOS/CM 579.000 UMHO/CM 1600 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202401 1055 SULFATE 10.000 0.250 MG/L 500 .5 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202401 1930 TDS 140.000 20.000 MG/L 1000 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 SECONDARY/GP-202504 0100 TURBIDITY 7.500 0.010 NTU 5 .1 04-09-2024 12 2025/04
CA4810001_004_004 SECONDARY/GP-202401 1095 ZINC < 20.000 UG/L 5000 50 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1002 ALUMINUM 3500.000 200.000 UG/L 1000 50 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1005 ARSENIC 2.500 2.000 UG/L 10 2 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202004 1094 ASBESTOS < 0.200 MFL 7 .2 04-12-2011 108 2020/04 DUE NOW
CA4810001_004_004 INORGANIC-202401 1010 BARIUM < 100.000 UG/L 1000 100 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1015 CADMIUM < 1.000 UG/L 5 1 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1020 CHROMIUM < 10.000 UG/L 50 10 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1035 MERCURY < 1.000 UG/L 2 1 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1036 NICKEL < 10.000 UG/L 100 10 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1045 SELENIUM < 5.000 UG/L 50 5 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 INORGANIC-202401 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 01-10-2023 12 2024/01 DUE NOW
CA4810001_004_004 NITRATE/NITRITE-202304 1040 NITRATE < 0.400 MG/L 10 .4 01-10-2023 3 2023/04 DUE NOW
CA4810001_004_004 NITRATE/NITRITE-202601 1041 NITRITE < 0.400 MG/L 1 .4 01-10-2023 36 2026/01
CA4810001_004_004 RADIOLOGICAL-202507 4109 GROSS ALPHA PARTICLE ACTIVITY < 2.000 PCI/L 15 3 07-07-2021 48 2025/07
CA4810001_004_004 REGULATED VOC-202501 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2990 BENZENE < 0.500 UG/L 1 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2996 STYRENE < 0.500 UG/L 100 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2991 TOLUENE < 0.500 UG/L 150 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 01-09-2024 12 2025/01
CA4810001_004_004 REGULATED VOC-202501 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 01-09-2024 12 2025/01
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.