Date:05-13-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4000808SYSTEM NAME:MONTE SERENO MUTUAL BENEFIT WATERCOUNTY:SAN LUIS OBISPO 
SOURCE NO.:002SOURCE NAME:WELL BSOURCE CLASS:L100STATUS: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
CA4000808_002_002 SECONDARY/GP-202408 1928 ALKALINITY, BICARBONATE 390.000 20.000 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1919 CALCIUM 130.000 0.100 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1929 ALKALINITY, CARBONATE < 20.000 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1017 CHLORIDE 35.000 8.000 MG/L 500 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1905 COLOR 3.000 3.000 UNITS 15 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1022 COPPER, FREE < 2.000 UG/L 1000 50 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1915 HARDNESS, TOTAL (AS CACO3) 590.000 0.210 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1021 HYDROXIDE AS CALCIUM CARBONATE < 20.000 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202704 1028 IRON 3300.000 50.000 UG/L 300 100 04-25-2024 36 2027/04
CA4000808_002_002 SECONDARY/GP-202408 1031 MAGNESIUM 63.000 0.050 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202704 1032 MANGANESE 550.000 10.000 UG/L 50 20 04-25-2024 36 2027/04
CA4000808_002_002 SECONDARY/GP-202408 1920 ODOR 1.400 1.000 TON 3 1 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1925 PH 8.090 0.100 pH 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1050 SILVER < 1.000 UG/L 100 10 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1052 SODIUM 35.000 0.500 MG/L 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1100.000 2.000 UMHO/CM 1600 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1055 SULFATE 220.000 8.000 MG/L 500 .5 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1930 TDS 810.000 10.000 MG/L 1000 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 0100 TURBIDITY 16.000 0.100 NTU 5 .1 08-17-2021 36 2024/08
CA4000808_002_002 SECONDARY/GP-202408 1095 ZINC < 10.000 UG/L 5000 50 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1002 ALUMINUM < 50.000 UG/L 1000 50 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1005 ARSENIC < 2.000 UG/L 10 2 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1010 BARIUM 89.000 20.000 UG/L 1000 100 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1015 CADMIUM < 1.000 UG/L 5 1 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1020 CHROMIUM 15.000 3.000 UG/L 50 10 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1024 CYANIDE < 40.000 UG/L 150 100 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1025 FLUORIDE 0.310 0.100 MG/L 2 .1 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1030 LEAD < 1.000 UG/L 5 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1035 MERCURY < 0.200 UG/L 2 1 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1036 NICKEL 3.200 2.000 UG/L 100 10 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1039 PERCHLORATE < 2.000 UG/L 6 2 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1045 SELENIUM 1.300 1.000 UG/L 50 5 08-17-2021 36 2024/08
CA4000808_002_002 INORGANIC-202408 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-17-2021 36 2024/08
CA4000808_002_002 NITRATE/NITRITE-202404 1040 NITRATE < 0.400 MG/L 10 .4 04-10-2023 12 2024/04 DUE NOW
CA4000808_002_002 NITRATE/NITRITE-202408 1038 NITRATE-NITRITE < 0.400 MG/L 10 .4 08-17-2021 36 2024/08
CA4000808_002_002 NITRATE/NITRITE-202408 1041 NITRITE < 0.400 MG/L 1 .4 08-17-2021 36 2024/08
CA4000808_002_002 RADIOLOGICAL-203008 4109 GROSS ALPHA PARTICLE ACTIVITY < 2.030 PCI/L 15 3 08-17-2021 108 2030/08
CA4000808_002_002 REGULATED VOC-202511 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2990 BENZENE < 0.500 UG/L 1 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2996 STYRENE < 0.500 UG/L 100 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2991 TOLUENE 0.660 0.500 UG/L 150 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED VOC-202511 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 11-13-2019 72 2025/11
CA4000808_002_002 REGULATED SOC-202410 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 10-06-2021 36 2024/10
CA4000808_002_002 REGULATED SOC-202411 2050 ATRAZINE < 0.500 UG/L 1 .5 11-17-2015 108 2024/11
CA4000808_002_002 REGULATED SOC-202411 2037 SIMAZINE < 1.000 UG/L 4 1 11-17-2015 108 2024/11
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.