Date:05-14-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4901152SYSTEM NAME:GEYSERVILLE WINERYCOUNTY:SONOMA 
SOURCE NO.:006SOURCE NAME:WELL 03SOURCE CLASS:NTGASTATUS: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
CA4901152_006_006 INORGANIC-202503 1002 ALUMINUM < 50.000 UG/L 1000 50 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1005 ARSENIC < 2.000 UG/L 10 2 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1094 ASBESTOS < 0.200 MFL 7 .2 03-31-2016 108 2025/03
CA4901152_006_006 INORGANIC-202503 1010 BARIUM 150.000 100.000 UG/L 1000 100 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1015 CADMIUM < 1.000 UG/L 5 1 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1020 CHROMIUM < 10.000 UG/L 50 10 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1025 FLUORIDE 0.200 0.100 MG/L 2 .1 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1035 MERCURY < 1.000 UG/L 2 1 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1036 NICKEL < 10.000 UG/L 100 10 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1039 PERCHLORATE < 2.000 UG/L 6 2 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1045 SELENIUM < 5.000 UG/L 50 5 03-07-2022 36 2025/03
CA4901152_006_006 INORGANIC-202503 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 03-07-2022 36 2025/03
CA4901152_006_006 NITRATE/NITRITE-202503 1040 NITRATE 0.710 0.400 MG/L 10 .4 03-11-2024 12 2025/03
CA4901152_006_006 NITRATE/NITRITE-202603 1041 NITRITE < 0.200 MG/L 1 .4 03-20-2023 36 2026/03
CA4901152_006_006 RADIOLOGICAL-202603 4109 GROSS ALPHA PARTICLE ACTIVITY 3.090 +/- 0.194 PCI/L 15 3 03-07-2017 108 2026/03
CA4901152_006_006 REGULATED VOC-202803 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2990 BENZENE < 0.500 UG/L 1 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2996 STYRENE < 0.500 UG/L 100 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2991 TOLUENE < 0.500 UG/L 150 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED VOC-202803 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-07-2022 72 2028/03
CA4901152_006_006 REGULATED SOC-202509 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 09-19-2022 36 2025/09
CA4901152_006_006 REGULATED SOC-203103 2110 2,4,5-TP < 1.000 UG/L 50 1 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-203103 2105 2,4-D < 10.000 UG/L 70 10 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-202503 2050 ATRAZINE < 0.500 UG/L 1 .5 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2046 CARBOFURAN < 5.000 UG/L 18 5 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2031 DALAPON < 10.000 UG/L 200 10 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2041 DINOSEB < 2.000 UG/L 7 2 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2032 DIQUAT < 4.000 UG/L 20 4 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2033 ENDOTHALL < 45.000 UG/L 100 45 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-203103 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-203103 2065 HEPTACHLOR < 0.010 UG/L .01 .01 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-203103 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-203103 2010 BHC-GAMMA < 0.200 UG/L .2 .2 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-203103 2015 METHOXYCHLOR < 10.000 UG/L 30 10 03-07-2022 108 2031/03
CA4901152_006_006 REGULATED SOC-202503 2036 OXAMYL < 20.000 UG/L 50 20 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2040 PICLORAM < 1.000 UG/L 500 1 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-202503 2037 SIMAZINE < 1.000 UG/L 4 1 03-07-2022 36 2025/03
CA4901152_006_006 REGULATED SOC-203103 2020 TOXAPHENE < 1.000 UG/L 3 1 03-07-2022 108 2031/03
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.