Date:05-18-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4910011SYSTEM NAME:SEBASTOPOL, CITY OFCOUNTY:SONOMA 
SOURCE NO.:005SOURCE NAME:WELL 07SOURCE CLASS:CLGRSTATUS: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
CA4910011_005_005 SECONDARY/GP-202702 1928 ALKALINITY, BICARBONATE 110.000 1.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1919 CALCIUM 36.000 1.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1929 ALKALINITY, CARBONATE < 1.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1017 CHLORIDE 14.000 0.500 MG/L 500 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1905 COLOR < 5.000 UNITS 15 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1022 COPPER, FREE < 50.000 UG/L 1000 50 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1915 HARDNESS, TOTAL (AS CACO3) 120.000 2.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202703 1028 IRON < 100.000 UG/L 300 100 03-05-2024 36 2027/03
CA4910011_005_005 SECONDARY/GP-202702 1031 MAGNESIUM 8.400 1.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202703 1032 MANGANESE < 20.000 UG/L 50 20 03-05-2024 36 2027/03
CA4910011_005_005 SECONDARY/GP-202702 1920 ODOR 17.000 1.000 TON 3 1 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1925 PH 8.000 1.000 pH 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1050 SILVER < 10.000 UG/L 100 10 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1052 SODIUM 22.000 1.000 MG/L 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1064 CONDUCTIVITY @ 25 C UMHOS/CM 300.000 10.000 UMHO/CM 1600 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1055 SULFATE 21.000 0.500 MG/L 500 .5 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1930 TDS 240.000 10.000 MG/L 1000 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 0100 TURBIDITY 0.150 0.100 NTU 5 .1 02-20-2024 36 2027/02
CA4910011_005_005 SECONDARY/GP-202702 1095 ZINC < 50.000 UG/L 5000 50 02-20-2024 36 2027/02
CA4910011_005_005 INORGANIC-202406 1002 ALUMINUM < 50.000 UG/L 1000 50 03-05-2024 3 2024/06
CA4910011_005_005 INORGANIC-202803 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202406 1005 ARSENIC 11.000 2.000 UG/L 10 2 05-06-2024 1 2024/06
CA4910011_005_005 INORGANIC-202603 1094 ASBESTOS < 0.200 MFL 7 .2 03-06-2017 108 2026/03
CA4910011_005_005 INORGANIC-202803 1010 BARIUM < 100.000 UG/L 1000 100 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202803 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202803 1015 CADMIUM < 1.000 UG/L 5 1 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202803 1020 CHROMIUM < 1.000 UG/L 50 10 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-203302 1025 FLUORIDE < 0.100 MG/L 2 .1 02-20-2024 108 2033/02
CA4910011_005_005 INORGANIC-202803 1035 MERCURY < 1.000 UG/L 2 1 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202803 1036 NICKEL < 10.000 UG/L 100 10 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202702 1039 PERCHLORATE < 1.000 UG/L 6 1 02-20-2024 36 2027/02
CA4910011_005_005 INORGANIC-202803 1045 SELENIUM < 5.000 UG/L 50 5 03-07-2019 108 2028/03
CA4910011_005_005 INORGANIC-202803 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 03-07-2019 108 2028/03
CA4910011_005_005 NITRATE/NITRITE-202502 1040 NITRATE < 0.400 MG/L 10 .4 02-20-2024 12 2025/02
CA4910011_005_005 NITRATE/NITRITE-202702 1041 NITRITE < 0.400 MG/L 1 .4 02-20-2024 36 2027/02
CA4910011_005_005 RADIOLOGICAL-202506 4109 GROSS ALPHA PARTICLE ACTIVITY 0.613 +/- 1.020 1.300 PCI/L 15 3 06-28-2016 108 2025/06
CA4910011_005_005 REGULATED VOC-202503 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2990 BENZENE < 0.500 UG/L 1 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 03-01-2022 36 2025/03
CA4910011_005_005 REGULATED VOC-202503 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2996 STYRENE < 0.500 UG/L 100 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2991 TOLUENE < 0.500 UG/L 150 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED VOC-202503 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-07-2019 72 2025/03
CA4910011_005_005 REGULATED SOC-202702 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-203302 2110 2,4,5-TP < 1.000 UG/L 50 1 02-20-2024 108 2033/02
CA4910011_005_005 REGULATED SOC-202702 2050 ATRAZINE < 0.250 UG/L 1 .5 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202702 2031 DALAPON < 10.000 UG/L 200 10 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202702 2032 DIQUAT < 0.400 UG/L 20 4 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202702 2033 ENDOTHALL < 45.000 UG/L 100 45 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202603 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 03-06-2017 108 2026/03
CA4910011_005_005 REGULATED SOC-202603 2065 HEPTACHLOR < UG/L .01 .01 03-06-2017 108 2026/03
CA4910011_005_005 REGULATED SOC-202603 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 03-06-2017 108 2026/03
CA4910011_005_005 REGULATED SOC-202603 2010 BHC-GAMMA < 0.200 UG/L .2 .2 03-06-2017 108 2026/03
CA4910011_005_005 REGULATED SOC-202603 2015 METHOXYCHLOR < 10.000 UG/L 30 10 03-06-2017 108 2026/03
CA4910011_005_005 REGULATED SOC-202702 2036 OXAMYL < 5.000 UG/L 50 20 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202702 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202702 2040 PICLORAM < 1.000 UG/L 500 1 02-20-2024 36 2027/02
CA4910011_005_005 REGULATED SOC-202702 2037 SIMAZINE < 0.250 UG/L 4 1 02-20-2024 36 2027/02
CA4910011_005_005 GENERAL NON CHAP 15-202702 1927 ALKALINITY, TOTAL 92.000 20.000 MG/L 02-20-2024 36 2027/02
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.