Date:05-09-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4900548SYSTEM NAME:HOLLAND HEIGHTS MUTUAL WATER COMPANYCOUNTY:SONOMA 
SOURCE NO.:004SOURCE NAME:WELL 04SOURCE 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
CA4900548_004_004 SECONDARY/GP-202505 1928 ALKALINITY, BICARBONATE 260.000 1.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1919 CALCIUM 46.000 1.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1929 ALKALINITY, CARBONATE < 1.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1017 CHLORIDE 21.000 0.500 MG/L 500 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1905 COLOR < 5.000 UNITS 15 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1022 COPPER, FREE < 50.000 UG/L 1000 50 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1915 HARDNESS, TOTAL (AS CACO3) 200.000 2.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202404 1028 IRON < 100.000 UG/L 300 100 01-05-2024 3 2024/04 DUE NOW
CA4900548_004_004 SECONDARY/GP-202505 1031 MAGNESIUM 22.000 1.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202404 1032 MANGANESE 56.000 20.000 UG/L 50 20 01-05-2024 3 2024/04 DUE NOW
CA4900548_004_004 SECONDARY/GP-202505 1920 ODOR < 1.000 TON 3 1 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1925 PH 7.700 1.000 pH 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1050 SILVER < 10.000 UG/L 100 10 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1052 SODIUM 21.000 1.000 MG/L 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1064 CONDUCTIVITY @ 25 C UMHOS/CM 440.000 10.000 UMHO/CM 1600 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1055 SULFATE < 0.500 MG/L 500 .5 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1930 TDS 310.000 10.000 MG/L 1000 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 0100 TURBIDITY 0.250 0.100 NTU 5 .1 05-13-2022 36 2025/05
CA4900548_004_004 SECONDARY/GP-202505 1095 ZINC < 50.000 UG/L 5000 50 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1002 ALUMINUM < 50.000 UG/L 1000 50 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1005 ARSENIC < 2.000 UG/L 10 2 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1094 ASBESTOS < 0.200 MFL 7 .2 05-03-2016 108 2025/05
CA4900548_004_004 INORGANIC-202505 1010 BARIUM < 100.000 UG/L 1000 100 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1015 CADMIUM < 1.000 UG/L 5 1 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1020 CHROMIUM < 1.000 UG/L 50 10 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1025 FLUORIDE < 0.100 MG/L 2 .1 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1035 MERCURY < 1.000 UG/L 2 1 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1036 NICKEL < 10.000 UG/L 100 10 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1039 PERCHLORATE < 2.000 UG/L 6 2 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1045 SELENIUM < 5.000 UG/L 50 5 05-13-2022 36 2025/05
CA4900548_004_004 INORGANIC-202505 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 05-13-2022 36 2025/05
CA4900548_004_004 NITRATE/NITRITE-202409 1040 NITRATE < 0.400 MG/L 10 .4 09-01-2023 12 2024/09
CA4900548_004_004 NITRATE/NITRITE-202505 1041 NITRITE < 0.400 MG/L 1 .4 05-13-2022 36 2025/05
CA4900548_004_004 RADIOLOGICAL-202612 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.100 PCI/L 15 3 12-15-2017 108 2026/12
CA4900548_004_004 REGULATED VOC-202505 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2990 BENZENE < 0.500 UG/L 1 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED VOC-202505 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2996 STYRENE < 0.500 UG/L 100 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2991 TOLUENE < 0.500 UG/L 150 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED VOC-202505 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 05-09-2019 72 2025/05
CA4900548_004_004 REGULATED SOC-202412 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 12-09-2021 36 2024/12
CA4900548_004_004 REGULATED SOC-203105 2110 2,4,5-TP < 1.000 UG/L 50 1 05-13-2022 108 2031/05
CA4900548_004_004 REGULATED SOC-202505 2031 DALAPON < 10.000 UG/L 200 10 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED SOC-202505 2032 DIQUAT < 0.400 UG/L 20 4 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED SOC-202505 2033 ENDOTHALL < 45.000 UG/L 100 45 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED SOC-202505 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 05-03-2016 108 2025/05
CA4900548_004_004 REGULATED SOC-202505 2065 HEPTACHLOR < UG/L .01 .01 05-03-2016 108 2025/05
CA4900548_004_004 REGULATED SOC-202505 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 05-03-2016 108 2025/05
CA4900548_004_004 REGULATED SOC-202505 2010 BHC-GAMMA < 0.200 UG/L .2 .2 05-03-2016 108 2025/05
CA4900548_004_004 REGULATED SOC-202505 2015 METHOXYCHLOR < 10.000 UG/L 30 10 05-03-2016 108 2025/05
CA4900548_004_004 REGULATED SOC-202505 2036 OXAMYL < 5.000 UG/L 50 20 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED SOC-202505 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED SOC-202505 2040 PICLORAM < 1.000 UG/L 500 1 05-13-2022 36 2025/05
CA4900548_004_004 REGULATED SOC-202505 2037 SIMAZINE < 0.250 UG/L 4 1 05-13-2022 36 2025/05
CA4900548_004_004 GENERAL NON CHAP 15-202505 1927 ALKALINITY, TOTAL 210.000 20.000 MG/L 05-13-2022 36 2025/05
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.