Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4810002SYSTEM NAME:CALIFORNIA WATER SERVICE CO. - DIXONCOUNTY:SOLANO 
SOURCE NO.:009SOURCE NAME:WELL 08-01SOURCE CLASS:STBYSTATUS: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
CA4810002_009_009 SECONDARY/GP-203206 1994 AGGRESSIVE INDEX 12.200 AGGR 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1928 ALKALINITY, BICARBONATE 330.000 3.000 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1919 CALCIUM 42.000 0.100 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1929 ALKALINITY, CARBONATE < 3.000 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1017 CHLORIDE 31.000 1.000 MG/L 500 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1905 COLOR 20.000 5.000 UNITS 15 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1022 COPPER, FREE 22.000 5.000 UG/L 1000 50 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1915 HARDNESS, TOTAL (AS CACO3) 310.000 0.410 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1028 IRON 1600.000 30.000 UG/L 300 100 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1031 MAGNESIUM 49.000 0.100 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1032 MANGANESE 400.000 10.000 UG/L 50 20 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1920 ODOR < 1.000 TON 3 1 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-202203 1925 PH 8.300 pH 03-20-2013 108 2022/03 DUE NOW
CA4810002_009_009 SECONDARY/GP-203206 1050 SILVER < 10.000 UG/L 100 10 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1052 SODIUM 44.000 1.000 MG/L 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1064 CONDUCTIVITY @ 25 C UMHOS/CM 750.000 1.000 UMHO/CM 1600 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1055 SULFATE 27.000 1.000 MG/L 500 .5 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1930 TDS 450.000 5.000 MG/L 1000 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 0100 TURBIDITY 12.000 0.100 NTU 5 .1 06-27-2023 108 2032/06
CA4810002_009_009 SECONDARY/GP-203206 1095 ZINC < 50.000 UG/L 5000 50 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1002 ALUMINUM 180.000 50.000 UG/L 1000 50 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1005 ARSENIC 2.800 2.000 UG/L 10 2 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1010 BARIUM 280.000 50.000 UG/L 1000 100 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1015 CADMIUM < 1.000 UG/L 5 1 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1020 CHROMIUM 12.000 10.000 UG/L 50 10 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1025 FLUORIDE 0.100 0.100 MG/L 2 .1 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1030 LEAD 1.400 1.000 UG/L 5 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1035 MERCURY < 0.200 UG/L 2 1 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1036 NICKEL < 10.000 UG/L 100 10 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1039 PERCHLORATE < 2.000 UG/L 6 2 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1045 SELENIUM < 2.000 UG/L 50 5 06-27-2023 108 2032/06
CA4810002_009_009 INORGANIC-203206 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-27-2023 108 2032/06
CA4810002_009_009 NITRATE/NITRITE-203206 1040 NITRATE 3.700 0.230 MG/L 10 .4 06-27-2023 108 2032/06
CA4810002_009_009 NITRATE/NITRITE-203206 1041 NITRITE < 0.050 MG/L 1 .4 06-27-2023 108 2032/06
CA4810002_009_009 RADIOLOGICAL-203208 4109 GROSS ALPHA PARTICLE ACTIVITY 1.960 +/- 0.870 0.974 PCI/L 15 3 08-07-2023 108 2032/08
CA4810002_009_009 REGULATED VOC-203207 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2990 BENZENE < 0.500 UG/L 1 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2996 STYRENE < 0.500 UG/L 100 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2991 TOLUENE < 0.500 UG/L 150 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED VOC-203207 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 07-10-2023 108 2032/07
CA4810002_009_009 REGULATED SOC-203206 2063 2,3,7,8-TCDD < 0.005 NG/L 0.03 0.005 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2110 2,4,5-TP < 1.000 UG/L 50 1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2105 2,4-D < 10.000 UG/L 70 10 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2050 ATRAZINE < 0.500 UG/L 1 .5 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2625 BENTAZON < 2.000 UG/L 18 2 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2046 CARBOFURAN < 5.000 UG/L 18 5 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2959 CHLORDANE < 0.100 UG/L .1 .1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2031 DALAPON < 10.000 UG/L 200 10 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2035 DI(2-ETHYLHEXYL) ADIPATE < 5.000 UG/L 400 5 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-202703 2931 1,2-DIBROMO-3-CHLOROPROPANE < UG/L .2 .01 03-06-2018 108 2027/03
CA4810002_009_009 REGULATED SOC-203206 2041 DINOSEB < 2.000 UG/L 7 2 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2032 DIQUAT < 4.000 UG/L 20 4 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2033 ENDOTHALL < 45.000 UG/L 100 45 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2005 ENDRIN < 0.100 UG/L 2 .1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-202703 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 03-06-2018 108 2027/03
CA4810002_009_009 REGULATED SOC-203206 2034 GLYPHOSATE < 25.000 UG/L 700 25 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2065 HEPTACHLOR < 0.010 UG/L .01 .01 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2274 HEXACHLOROBENZENE < 0.500 UG/L 1 .5 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2042 HEXACHLOROCYCLOPENTADIENE < 1.000 UG/L 50 1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2010 BHC-GAMMA < 0.200 UG/L .2 .2 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2015 METHOXYCHLOR < 10.000 UG/L 30 10 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2626 MOLINATE < 2.000 UG/L 20 2 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2036 OXAMYL < 20.000 UG/L 50 20 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2040 PICLORAM < 1.000 UG/L 500 1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) < 0.500 UG/L .5 .5 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2037 SIMAZINE < 1.000 UG/L 4 1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 06-27-2023 108 2032/06
CA4810002_009_009 REGULATED SOC-203206 2020 TOXAPHENE < 1.000 UG/L 3 1 06-27-2023 108 2032/06
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.