Date:05-18-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4900599SYSTEM NAME:RANDALS RANCHETTE MUTUAL WATER COMPANYCOUNTY:SONOMA 
SOURCE NO.:003SOURCE NAME:WELL 02SOURCE CLASS:CTGRSTATUS: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
CA4900599_003_003 SECONDARY/GP-202506 1928 ALKALINITY, BICARBONATE 200.000 1.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1919 CALCIUM 17.000 1.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1929 ALKALINITY, CARBONATE < 1.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1017 CHLORIDE 5.200 0.500 MG/L 500 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1905 COLOR < 5.000 UNITS 15 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1915 HARDNESS, TOTAL (AS CACO3) 130.000 2.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1028 IRON < 100.000 UG/L 300 100 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1031 MAGNESIUM 21.000 1.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1032 MANGANESE 95.000 20.000 UG/L 50 20 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1920 ODOR < 1.000 TON 3 1 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1925 PH 7.800 1.000 pH 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1050 SILVER < 10.000 UG/L 100 10 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1052 SODIUM 18.000 1.000 MG/L 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1064 CONDUCTIVITY @ 25 C UMHOS/CM 310.000 10.000 UMHO/CM 1600 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1055 SULFATE 3.400 0.500 MG/L 500 .5 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1930 TDS 220.000 10.000 MG/L 1000 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 0100 TURBIDITY 0.250 0.100 NTU 5 .1 06-14-2022 36 2025/06
CA4900599_003_003 SECONDARY/GP-202506 1095 ZINC < 50.000 UG/L 5000 50 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1002 ALUMINUM < 50.000 UG/L 1000 50 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1005 ARSENIC 4.800 2.000 UG/L 10 2 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1094 ASBESTOS < 0.200 MFL 7 .2 06-17-2016 108 2025/06
CA4900599_003_003 INORGANIC-202506 1010 BARIUM < 100.000 UG/L 1000 100 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1015 CADMIUM < 1.000 UG/L 5 1 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1020 CHROMIUM < 1.000 UG/L 50 10 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1025 FLUORIDE < 0.100 MG/L 2 .1 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1035 MERCURY < 1.000 UG/L 2 1 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1036 NICKEL < 10.000 UG/L 100 10 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1039 PERCHLORATE < 2.000 UG/L 6 2 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1045 SELENIUM < 5.000 UG/L 50 5 06-14-2022 36 2025/06
CA4900599_003_003 INORGANIC-202506 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-14-2022 36 2025/06
CA4900599_003_003 NITRATE/NITRITE-202406 1040 NITRATE < 0.400 MG/L 10 .4 06-26-2023 12 2024/06
CA4900599_003_003 NITRATE/NITRITE-202506 1041 NITRITE < 0.400 MG/L 1 .4 06-14-2022 36 2025/06
CA4900599_003_003 RADIOLOGICAL-202509 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.500 PCI/L 15 3 09-12-2016 108 2025/09
CA4900599_003_003 REGULATED VOC-202806 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2990 BENZENE < 0.500 UG/L 1 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202506 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED VOC-202806 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2996 STYRENE < 0.500 UG/L 100 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2991 TOLUENE < 0.500 UG/L 150 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED VOC-202806 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 06-14-2022 72 2028/06
CA4900599_003_003 REGULATED SOC-203106 2110 2,4,5-TP < 1.000 UG/L 50 1 06-14-2022 108 2031/06
CA4900599_003_003 REGULATED SOC-202506 2031 DALAPON < 10.000 UG/L 200 10 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED SOC-202506 2032 DIQUAT < 0.400 UG/L 20 4 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED SOC-202506 2033 ENDOTHALL < 45.000 UG/L 100 45 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED SOC-202506 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 06-01-2016 108 2025/06
CA4900599_003_003 REGULATED SOC-202506 2065 HEPTACHLOR < UG/L .01 .01 06-01-2016 108 2025/06
CA4900599_003_003 REGULATED SOC-202506 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 06-01-2016 108 2025/06
CA4900599_003_003 REGULATED SOC-202506 2010 BHC-GAMMA < 0.200 UG/L .2 .2 06-01-2016 108 2025/06
CA4900599_003_003 REGULATED SOC-202506 2015 METHOXYCHLOR < 10.000 UG/L 30 10 06-01-2016 108 2025/06
CA4900599_003_003 REGULATED SOC-202506 2036 OXAMYL < 5.000 UG/L 50 20 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED SOC-202506 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED SOC-202506 2040 PICLORAM < 1.000 UG/L 500 1 06-14-2022 36 2025/06
CA4900599_003_003 REGULATED SOC-202506 2037 SIMAZINE < 0.250 UG/L 4 1 06-14-2022 36 2025/06
CA4900599_003_003 GENERAL NON CHAP 15-202506 1927 ALKALINITY, TOTAL 160.000 20.000 MG/L 06-14-2022 36 2025/06
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.