Date:05-14-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4910005SYSTEM NAME:HEALDSBURG, CITY OFCOUNTY:SONOMA 
SOURCE NO.:016SOURCE NAME:DRY CREEK WELL 05SOURCE CLASS:CLSASTATUS: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
CA4910005_016_016 SECONDARY/GP-202406 1928 ALKALINITY, BICARBONATE 81.000 5.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1919 CALCIUM 19.000 1.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1929 ALKALINITY, CARBONATE < 5.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1017 CHLORIDE 6.100 0.500 MG/L 500 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1905 COLOR 7.000 5.000 UNITS 15 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1915 HARDNESS, TOTAL (AS CACO3) 96.000 5.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1028 IRON < 100.000 UG/L 300 100 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1031 MAGNESIUM 12.000 1.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1032 MANGANESE < 20.000 UG/L 50 20 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1920 ODOR < 1.000 TON 3 1 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1925 PH 7.360 1.680 pH 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1050 SILVER < 10.000 UG/L 100 10 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1052 SODIUM 8.200 1.000 MG/L 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1064 CONDUCTIVITY @ 25 C UMHOS/CM 210.000 20.000 UMHO/CM 1600 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1055 SULFATE 15.000 0.500 MG/L 500 .5 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1930 TDS 120.000 10.000 MG/L 1000 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 0100 TURBIDITY < 0.100 NTU 5 .1 06-14-2023 12 2024/06
CA4910005_016_016 SECONDARY/GP-202406 1095 ZINC < 50.000 UG/L 5000 50 06-14-2023 12 2024/06
CA4910005_016_016 INORGANIC-203206 1002 ALUMINUM < 50.000 UG/L 1000 50 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-202406 1005 ARSENIC < 2.000 UG/L 10 2 06-14-2023 12 2024/06
CA4910005_016_016 INORGANIC-202503 1094 ASBESTOS < 0.200 MFL 7 .2 03-22-2016 108 2025/03
CA4910005_016_016 INORGANIC-203206 1010 BARIUM < 100.000 UG/L 1000 100 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1015 CADMIUM < 1.000 UG/L 5 1 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1020 CHROMIUM < 10.000 UG/L 50 10 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1025 FLUORIDE < 0.100 MG/L 2 .1 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1035 MERCURY < 1.000 UG/L 2 1 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1036 NICKEL < 10.000 UG/L 100 10 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-202406 1039 PERCHLORATE < 2.000 UG/L 6 2 06-14-2023 12 2024/06
CA4910005_016_016 INORGANIC-203206 1045 SELENIUM < 5.000 UG/L 50 5 06-14-2023 108 2032/06
CA4910005_016_016 INORGANIC-203206 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-14-2023 108 2032/06
CA4910005_016_016 NITRATE/NITRITE-202406 1040 NITRATE < 0.400 MG/L 10 .4 06-14-2023 12 2024/06
CA4910005_016_016 NITRATE/NITRITE-202410 1041 NITRITE < 0.400 MG/L 1 .4 10-20-2021 36 2024/10
CA4910005_016_016 RADIOLOGICAL-202403 4109 GROSS ALPHA PARTICLE ACTIVITY 0.047 +/- 0.780 1.300 PCI/L 15 3 03-30-2015 108 2024/03 DUE NOW
CA4910005_016_016 REGULATED VOC-202412 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2990 BENZENE < 0.500 UG/L 1 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202712 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 12-15-2021 72 2027/12
CA4910005_016_016 REGULATED VOC-202412 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2996 STYRENE < 0.500 UG/L 100 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2991 TOLUENE < 0.500 UG/L 150 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED VOC-202412 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED SOC-202509 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 09-28-2022 36 2025/09
CA4910005_016_016 REGULATED SOC-203010 2110 2,4,5-TP < 1.000 UG/L 50 1 10-20-2021 108 2030/10
CA4910005_016_016 REGULATED SOC-203010 2105 2,4-D < 10.000 UG/L 70 10 10-20-2021 108 2030/10
CA4910005_016_016 REGULATED SOC-202410 2050 ATRAZINE < 0.500 UG/L 1 .5 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202412 2046 CARBOFURAN < 5.000 UG/L 18 5 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED SOC-202410 2031 DALAPON < 10.000 UG/L 200 10 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202410 2041 DINOSEB < 2.000 UG/L 7 2 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202410 2032 DIQUAT < 4.000 UG/L 20 4 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202410 2033 ENDOTHALL < 45.000 UG/L 100 45 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202403 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 03-30-2015 108 2024/03 DUE NOW
CA4910005_016_016 REGULATED SOC-203010 2065 HEPTACHLOR < 0.010 UG/L .01 .01 10-20-2021 108 2030/10
CA4910005_016_016 REGULATED SOC-203010 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 10-20-2021 108 2030/10
CA4910005_016_016 REGULATED SOC-203010 2010 BHC-GAMMA < 0.200 UG/L .2 .2 10-20-2021 108 2030/10
CA4910005_016_016 REGULATED SOC-203010 2015 METHOXYCHLOR < 10.000 UG/L 30 10 10-20-2021 108 2030/10
CA4910005_016_016 REGULATED SOC-202412 2036 OXAMYL < 20.000 UG/L 50 20 12-15-2021 36 2024/12
CA4910005_016_016 REGULATED SOC-202410 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202410 2040 PICLORAM < 1.000 UG/L 500 1 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-202410 2037 SIMAZINE < 1.000 UG/L 4 1 10-20-2021 36 2024/10
CA4910005_016_016 REGULATED SOC-203010 2020 TOXAPHENE < 1.000 UG/L 3 1 10-20-2021 108 2030/10
CA4910005_016_016 GENERAL NON CHAP 15-202406 1927 ALKALINITY, TOTAL 81.000 5.000 MG/L 06-14-2023 12 2024/06
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.