Date:05-11-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4900552SYSTEM NAME:MICHELE MUTUAL WATER COMPANYCOUNTY:SONOMA 
SOURCE NO.:001SOURCE NAME:WELL 01SOURCE CLASS:CTGASTATUS: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
CA4900552_001_001 SECONDARY/GP-202502 1928 ALKALINITY, BICARBONATE 170.000 5.000 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1919 CALCIUM 28.000 0.050 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1929 ALKALINITY, CARBONATE < 5.000 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1017 CHLORIDE 6.500 0.500 MG/L 500 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1905 COLOR < 5.000 UNITS 15 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1022 COPPER, FREE < 50.000 UG/L 1000 50 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 2905 FOAMING AGENTS (SURFACTANTS) < 0.025 MG/L .5 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1915 HARDNESS, TOTAL (AS CACO3) 161.000 5.000 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1028 IRON < 100.000 UG/L 300 100 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1031 MAGNESIUM 20.000 0.050 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202406 1032 MANGANESE < 20.000 UG/L 50 20 03-04-2024 3 2024/06
CA4900552_001_001 SECONDARY/GP-202502 1920 ODOR < 1.000 TON 3 1 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1925 PH 7.710 1.000 pH 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1050 SILVER < 10.000 UG/L 100 10 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1052 SODIUM 15.000 5.000 MG/L 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1064 CONDUCTIVITY @ 25 C UMHOS/CM 360.000 10.000 UMHO/CM 1600 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1055 SULFATE 10.000 0.500 MG/L 500 .5 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1930 TDS 210.000 10.000 MG/L 1000 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 0100 TURBIDITY < 1.000 NTU 5 .1 02-09-2022 36 2025/02
CA4900552_001_001 SECONDARY/GP-202502 1095 ZINC < 50.000 UG/L 5000 50 02-09-2022 36 2025/02
CA4900552_001_001 INORGANIC-203102 1002 ALUMINUM < 50.000 UG/L 1000 50 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-202502 1005 ARSENIC < 2.000 UG/L 10 2 02-09-2022 36 2025/02
CA4900552_001_001 INORGANIC-202412 1094 ASBESTOS < 0.200 MFL 7 .2 12-20-2015 108 2024/12
CA4900552_001_001 INORGANIC-203102 1010 BARIUM < 100.000 UG/L 1000 100 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1015 CADMIUM < 1.000 UG/L 5 1 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1020 CHROMIUM < 10.000 UG/L 50 10 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1025 FLUORIDE < 0.100 MG/L 2 .1 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1035 MERCURY < 1.000 UG/L 2 1 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1036 NICKEL < 10.000 UG/L 100 10 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-202502 1039 PERCHLORATE < 2.000 UG/L 6 2 02-09-2022 36 2025/02
CA4900552_001_001 INORGANIC-203102 1045 SELENIUM < 5.000 UG/L 50 5 02-09-2022 108 2031/02
CA4900552_001_001 INORGANIC-203102 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 02-09-2022 108 2031/02
CA4900552_001_001 NITRATE/NITRITE-202410 1040 NITRATE < 0.400 MG/L 10 .4 10-31-2023 12 2024/10
CA4900552_001_001 NITRATE/NITRITE-202502 1041 NITRITE < 0.200 MG/L 1 .4 02-09-2022 36 2025/02
CA4900552_001_001 RADIOLOGICAL-202503 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.500 PCI/L 15 3 03-21-2016 108 2025/03
CA4900552_001_001 REGULATED VOC-202802 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2990 BENZENE < 0.500 UG/L 1 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202502 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED VOC-202802 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2996 STYRENE < 0.500 UG/L 100 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2991 TOLUENE < 0.500 UG/L 150 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED VOC-202802 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 02-09-2022 72 2028/02
CA4900552_001_001 REGULATED SOC-202511 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 11-28-2022 36 2025/11
CA4900552_001_001 REGULATED SOC-203102 2110 2,4,5-TP < 1.000 UG/L 50 1 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-203102 2105 2,4-D < 10.000 UG/L 70 10 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-202502 2050 ATRAZINE < 0.500 UG/L 1 .5 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2046 CARBOFURAN < 5.000 UG/L 18 5 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2031 DALAPON < 10.000 UG/L 200 10 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2041 DINOSEB < 2.000 UG/L 7 2 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2032 DIQUAT < 4.000 UG/L 20 4 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2033 ENDOTHALL < 45.000 UG/L 100 45 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-203102 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-203102 2065 HEPTACHLOR < 0.010 UG/L .01 .01 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-203102 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-203102 2010 BHC-GAMMA < 0.200 UG/L .2 .2 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-203102 2015 METHOXYCHLOR < 10.000 UG/L 30 10 02-09-2022 108 2031/02
CA4900552_001_001 REGULATED SOC-202502 2036 OXAMYL < 20.000 UG/L 50 20 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2040 PICLORAM < 1.000 UG/L 500 1 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-202502 2037 SIMAZINE < 1.000 UG/L 4 1 02-09-2022 36 2025/02
CA4900552_001_001 REGULATED SOC-203102 2020 TOXAPHENE < 1.000 UG/L 3 1 02-09-2022 108 2031/02
CA4900552_001_001 GENERAL NON CHAP 15-202502 1927 ALKALINITY, TOTAL 170.000 5.000 MG/L 02-09-2022 36 2025/02
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.