Date:05-18-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:2100579SYSTEM NAME:NICASIO VALLEY RANCH MUTUALCOUNTY:MARIN 
SOURCE NO.:003SOURCE NAME:WELL 02SOURCE 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
CA2100579_003_003 SECONDARY/GP-202605 1928 ALKALINITY, BICARBONATE 220.000 1.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1919 CALCIUM 26.000 1.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1929 ALKALINITY, CARBONATE < 1.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1017 CHLORIDE 37.000 0.500 MG/L 500 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1905 COLOR 30.000 5.000 UNITS 15 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1022 COPPER, FREE < 50.000 UG/L 1000 50 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1915 HARDNESS, TOTAL (AS CACO3) 160.000 2.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1028 IRON 6200.000 100.000 UG/L 300 100 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1031 MAGNESIUM 22.000 1.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1032 MANGANESE 1800.000 20.000 UG/L 50 20 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1920 ODOR < 1.000 TON 3 1 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1925 PH 7.000 1.000 pH 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1050 SILVER < 10.000 UG/L 100 10 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1052 SODIUM 24.000 1.000 MG/L 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1064 CONDUCTIVITY @ 25 C UMHOS/CM 420.000 10.000 UMHO/CM 1600 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1055 SULFATE 8.100 0.500 MG/L 500 .5 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1930 TDS 240.000 10.000 MG/L 1000 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 0100 TURBIDITY 45.000 0.100 NTU 5 .1 05-03-2023 36 2026/05
CA2100579_003_003 SECONDARY/GP-202605 1095 ZINC < 50.000 UG/L 5000 50 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1002 ALUMINUM < 50.000 UG/L 1000 50 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202405 1005 ARSENIC 6.700 2.000 UG/L 10 2 02-01-2024 3 2024/05 DUE NOW
CA2100579_003_003 INORGANIC-202904 1094 ASBESTOS < 0.200 MFL 7 .2 04-02-2020 108 2029/04
CA2100579_003_003 INORGANIC-202605 1010 BARIUM 920.000 100.000 UG/L 1000 100 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1015 CADMIUM < 1.000 UG/L 5 1 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1020 CHROMIUM < 1.000 UG/L 50 10 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1025 FLUORIDE 0.230 0.100 MG/L 2 .1 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1035 MERCURY < 1.000 UG/L 2 1 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1036 NICKEL < 10.000 UG/L 100 10 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1039 PERCHLORATE < 2.000 UG/L 6 2 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1045 SELENIUM < 5.000 UG/L 50 5 05-03-2023 36 2026/05
CA2100579_003_003 INORGANIC-202605 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 05-03-2023 36 2026/05
CA2100579_003_003 NITRATE/NITRITE-202405 1040 NITRATE < 0.400 MG/L 10 .4 05-03-2023 12 2024/05 DUE NOW
CA2100579_003_003 NITRATE/NITRITE-202605 1041 NITRITE < 0.400 MG/L 1 .4 05-03-2023 36 2026/05
CA2100579_003_003 RADIOLOGICAL-202706 4109 GROSS ALPHA PARTICLE ACTIVITY 0.531 +/- 1.200 1.600 PCI/L 15 3 06-13-2018 108 2027/06
CA2100579_003_003 REGULATED VOC-202905 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2990 BENZENE < 0.500 UG/L 1 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202605 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 05-03-2023 36 2026/05
CA2100579_003_003 REGULATED VOC-202905 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2996 STYRENE < 0.500 UG/L 100 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2991 TOLUENE < 0.500 UG/L 150 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED VOC-202905 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 05-03-2023 72 2029/05
CA2100579_003_003 REGULATED SOC-203205 2110 2,4,5-TP < 1.000 UG/L 50 1 05-03-2023 108 2032/05
CA2100579_003_003 REGULATED SOC-203205 2105 2,4-D < 10.000 UG/L 70 10 05-03-2023 108 2032/05
CA2100579_003_003 REGULATED SOC-202605 2046 CARBOFURAN < 5.000 UG/L 18 5 05-03-2023 36 2026/05
CA2100579_003_003 REGULATED SOC-202605 2031 DALAPON < 10.000 UG/L 200 10 05-03-2023 36 2026/05
CA2100579_003_003 REGULATED SOC-202904 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 04-02-2020 108 2029/04
CA2100579_003_003 REGULATED SOC-202904 2065 HEPTACHLOR < UG/L .01 .01 04-02-2020 108 2029/04
CA2100579_003_003 REGULATED SOC-202904 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 04-02-2020 108 2029/04
CA2100579_003_003 REGULATED SOC-202904 2015 METHOXYCHLOR < 10.000 UG/L 30 10 04-02-2020 108 2029/04
CA2100579_003_003 REGULATED SOC-202605 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 05-03-2023 36 2026/05
CA2100579_003_003 REGULATED SOC-202605 2040 PICLORAM < 1.000 UG/L 500 1 05-03-2023 36 2026/05
CA2100579_003_003 REGULATED SOC-202904 2020 TOXAPHENE < 1.000 UG/L 3 1 04-02-2020 108 2029/04
CA2100579_003_003 GENERAL NON CHAP 15-202605 1927 ALKALINITY, TOTAL 180.000 20.000 MG/L 05-03-2023 36 2026/05
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.