Date:05-18-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:2810014SYSTEM NAME:SPANISH FLAT WATER DISTRICTCOUNTY:NAPA 
SOURCE NO.:001SOURCE NAME:LAKE BERRYESSA INTAKESOURCE CLASS:CTSASTATUS: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
CA2810014_001_001 SECONDARY/GP-202312 1928 ALKALINITY, BICARBONATE 173.000 10.000 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1919 CALCIUM 21.500 0.500 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1929 ALKALINITY, CARBONATE < 10.000 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1017 CHLORIDE 6.700 1.000 MG/L 500 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1905 COLOR 12.000 3.000 UNITS 15 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1022 COPPER, FREE < 50.000 UG/L 1000 50 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1915 HARDNESS, TOTAL (AS CACO3) 194.000 3.310 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1028 IRON 72.000 30.000 UG/L 300 100 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1031 MAGNESIUM 34.000 0.500 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1032 MANGANESE < 20.000 UG/L 50 20 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202109 1920 ODOR 8.000 1.000 TON 3 1 06-24-2021 3 2021/09 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1925 PH 7.700 pH 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1050 SILVER < 10.000 UG/L 100 10 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1052 SODIUM 10.000 1.000 MG/L 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1064 CONDUCTIVITY @ 25 C UMHOS/CM 419.000 10.000 UMHO/CM 1600 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1055 SULFATE < 0.500 MG/L 500 .5 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1930 TDS 226.000 10.000 MG/L 1000 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 0100 TURBIDITY 3.600 0.100 NTU 5 .1 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 SECONDARY/GP-202312 1095 ZINC < 50.000 UG/L 5000 50 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1002 ALUMINUM 129.000 50.000 UG/L 1000 50 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1005 ARSENIC 2.900 2.000 UG/L 10 2 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202707 1094 ASBESTOS < 0.200 MFL 7 .2 07-17-2018 108 2027/07
CA2810014_001_001 INORGANIC-202312 1010 BARIUM < 100.000 UG/L 1000 100 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1015 CADMIUM < 1.000 UG/L 5 1 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1020 CHROMIUM < 10.000 UG/L 50 10 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1025 FLUORIDE 24.000 0.100 MG/L 2 .1 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1035 MERCURY < 0.200 UG/L 2 1 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1036 NICKEL < 10.000 UG/L 100 10 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202306 1039 PERCHLORATE < 2.000 UG/L 6 2 12-12-2022 6 2023/06 DUE NOW
CA2810014_001_001 INORGANIC-202312 1045 SELENIUM < 5.000 UG/L 50 5 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 INORGANIC-202312 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 NITRATE/NITRITE-202312 1040 NITRATE < 0.100 MG/L 10 .4 12-12-2022 12 2023/12 DUE NOW
CA2810014_001_001 NITRATE/NITRITE-202512 1041 NITRITE < 0.030 MG/L 1 .4 12-12-2022 36 2025/12
CA2810014_001_001 RADIOLOGICAL-202608 4109 GROSS ALPHA PARTICLE ACTIVITY < 0.700 PCI/L 15 3 08-03-2017 108 2026/08
CA2810014_001_001 REGULATED VOC-202407 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2990 BENZENE < 0.500 UG/L 1 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202512 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 12-12-2022 36 2025/12
CA2810014_001_001 REGULATED VOC-202407 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2996 STYRENE < 0.500 UG/L 100 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2991 TOLUENE < 0.500 UG/L 150 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED VOC-202407 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 07-17-2018 72 2024/07
CA2810014_001_001 REGULATED SOC-202408 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 08-05-2021 36 2024/08
CA2810014_001_001 REGULATED SOC-203006 2110 2,4,5-TP < 1.000 UG/L 50 1 06-24-2021 108 2030/06
CA2810014_001_001 REGULATED SOC-203006 2105 2,4-D < 10.000 UG/L 70 10 06-24-2021 108 2030/06
CA2810014_001_001 REGULATED SOC-202312 2050 ATRAZINE < 0.500 UG/L 1 .5 12-29-2020 36 2023/12 DUE NOW
CA2810014_001_001 REGULATED SOC-202406 2046 CARBOFURAN < 5.000 UG/L 18 5 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202406 2031 DALAPON < 10.000 UG/L 200 10 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202406 2041 DINOSEB < 2.000 UG/L 7 2 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202406 2032 DIQUAT < 4.000 UG/L 20 4 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202406 2033 ENDOTHALL < 45.000 UG/L 100 45 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202707 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 07-17-2018 108 2027/07
CA2810014_001_001 REGULATED SOC-202608 2065 HEPTACHLOR < UG/L .01 .01 08-10-2017 108 2026/08
CA2810014_001_001 REGULATED SOC-202608 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 08-10-2017 108 2026/08
CA2810014_001_001 REGULATED SOC-202608 2010 BHC-GAMMA < 0.200 UG/L .2 .2 08-10-2017 108 2026/08
CA2810014_001_001 REGULATED SOC-202608 2015 METHOXYCHLOR < 10.000 UG/L 30 10 08-10-2017 108 2026/08
CA2810014_001_001 REGULATED SOC-202406 2036 OXAMYL < 20.000 UG/L 50 20 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202406 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202406 2040 PICLORAM < 1.000 UG/L 500 1 06-24-2021 36 2024/06
CA2810014_001_001 REGULATED SOC-202312 2037 SIMAZINE < 1.000 UG/L 4 1 12-29-2020 36 2023/12 DUE NOW
CA2810014_001_001 REGULATED SOC-202608 2020 TOXAPHENE < 1.000 UG/L 3 1 08-10-2017 108 2026/08
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.