Date:05-17-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:2110007SYSTEM NAME:COAST SPRINGS - CAL. WATER SERVICE (PUC)COUNTY:MARIN 
SOURCE NO.:007SOURCE NAME:WELL OM05 - SURFACE INFLUENCESOURCE 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
CA2110007_007_007 SECONDARY/GP-202406 1928 ALKALINITY, BICARBONATE 70.000 3.000 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1919 CALCIUM 18.000 0.100 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1929 ALKALINITY, CARBONATE < 3.000 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1017 CHLORIDE 67.000 1.000 MG/L 500 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1905 COLOR 5.000 5.000 UNITS 15 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1022 COPPER, FREE < 5.000 UG/L 1000 50 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1915 HARDNESS, TOTAL (AS CACO3) 77.000 0.410 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1028 IRON 690.000 30.000 UG/L 300 100 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1031 MAGNESIUM 8.000 0.100 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1032 MANGANESE 79.000 10.000 UG/L 50 20 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1920 ODOR < 1.000 TON 3 1 06-21-2023 12 2024/06
CA2110007_007_007 GENERAL NON CHAP 15-202406 C253 PH, FIELD 7.420 pH 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1050 SILVER < 10.000 UG/L 100 10 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1052 SODIUM 40.000 1.000 MG/L 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1064 CONDUCTIVITY @ 25 C UMHOS/CM 380.000 1.000 UMHO/CM 1600 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1055 SULFATE 16.000 1.000 MG/L 500 .5 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1930 TDS 240.000 5.000 MG/L 1000 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 0100 TURBIDITY 4.800 0.100 NTU 5 .1 06-21-2023 12 2024/06
CA2110007_007_007 SECONDARY/GP-202406 1095 ZINC < 50.000 UG/L 5000 50 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1002 ALUMINUM < 50.000 UG/L 1000 50 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1005 ARSENIC < 2.000 UG/L 10 2 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202301 1094 ASBESTOS < 0.200 MFL 7 .2 01-14-2014 108 2023/01 DUE NOW
CA2110007_007_007 INORGANIC-202406 1010 BARIUM 63.000 50.000 UG/L 1000 100 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1015 CADMIUM < 1.000 UG/L 5 1 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1020 CHROMIUM < 10.000 UG/L 50 10 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1025 FLUORIDE 0.150 0.100 MG/L 2 .1 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1035 MERCURY < 0.200 UG/L 2 1 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1036 NICKEL < 10.000 UG/L 100 10 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1039 PERCHLORATE < 2.000 UG/L 6 2 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1045 SELENIUM < 2.000 UG/L 50 5 06-21-2023 12 2024/06
CA2110007_007_007 INORGANIC-202406 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-21-2023 12 2024/06
CA2110007_007_007 NITRATE/NITRITE-202406 1040 NITRATE < 0.230 MG/L 10 .4 06-21-2023 12 2024/06
CA2110007_007_007 NITRATE/NITRITE-202606 1041 NITRITE < 0.050 MG/L 1 .4 06-21-2023 36 2026/06
CA2110007_007_007 RADIOLOGICAL-202411 4109 GROSS ALPHA PARTICLE ACTIVITY < 3.000 PCI/L 15 3 11-18-2015 108 2024/11
CA2110007_007_007 REGULATED VOC-202408 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2990 BENZENE < 0.500 UG/L 1 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2996 STYRENE < 0.500 UG/L 100 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2991 TOLUENE < 0.500 UG/L 150 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2976 VINYL CHLORIDE < 0.300 UG/L .5 .5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED VOC-202408 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 08-18-2021 36 2024/08
CA2110007_007_007 REGULATED SOC-202405 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 05-19-2021 36 2024/05 DUE NOW
CA2110007_007_007 REGULATED SOC-202908 2110 2,4,5-TP < 1.000 UG/L 50 1 08-27-2020 108 2029/08
CA2110007_007_007 REGULATED SOC-202908 2105 2,4-D < 10.000 UG/L 70 10 08-27-2020 108 2029/08
CA2110007_007_007 REGULATED SOC-202308 2046 CARBOFURAN < 5.000 UG/L 18 5 08-27-2020 36 2023/08 DUE NOW
CA2110007_007_007 REGULATED SOC-202308 2031 DALAPON < 10.000 UG/L 200 10 08-27-2020 36 2023/08 DUE NOW
CA2110007_007_007 REGULATED SOC-202711 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 11-05-2018 108 2027/11
CA2110007_007_007 REGULATED SOC-202801 2065 HEPTACHLOR < UG/L .01 .01 01-08-2019 108 2028/01
CA2110007_007_007 REGULATED SOC-202801 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 01-08-2019 108 2028/01
CA2110007_007_007 REGULATED SOC-202801 2015 METHOXYCHLOR < 10.000 UG/L 30 10 01-08-2019 108 2028/01
CA2110007_007_007 REGULATED SOC-202308 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 08-27-2020 36 2023/08 DUE NOW
CA2110007_007_007 REGULATED SOC-202308 2040 PICLORAM < 1.000 UG/L 500 1 08-27-2020 36 2023/08 DUE NOW
CA2110007_007_007 REGULATED SOC-202801 2020 TOXAPHENE < 1.000 UG/L 3 1 01-08-2019 108 2028/01
CA2110007_007_007 GENERAL NON CHAP 15-202406 1927 ALKALINITY, TOTAL 70.000 3.000 MG/L 06-21-2023 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.