Date:05-09-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4000589SYSTEM NAME:PG&ECOUNTY:SAN LUIS OBISPO 
SOURCE NO.:001SOURCE NAME:SEAWATER RO - RAWSOURCE CLASS:SWSWSTATUS: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
CA4000589_001_001 SECONDARY/GP-202308 1994 AGGRESSIVE INDEX 6.500 1.000 AGGR 08-25-2022 12 2023/08 DUE NOW
CA4000589_001_001 SECONDARY/GP-202408 1928 ALKALINITY, BICARBONATE < 5.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1919 CALCIUM < 1.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1929 ALKALINITY, CARBONATE < 5.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1017 CHLORIDE 82.000 1.000 MG/L 500 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1905 COLOR < 3.000 UNITS 15 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1022 COPPER, FREE < 10.000 UG/L 1000 50 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 2905 FOAMING AGENTS (SURFACTANTS) < 0.080 MG/L .5 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1915 HARDNESS, TOTAL (AS CACO3) 4.600 1.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1028 IRON < 50.000 UG/L 300 100 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1031 MAGNESIUM < 1.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1032 MANGANESE < 10.000 UG/L 50 20 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1920 ODOR < 1.000 TON 3 1 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1925 PH 6.200 1.000 pH 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1050 SILVER < 10.000 UG/L 100 10 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1052 SODIUM 48.000 1.000 MG/L 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1064 CONDUCTIVITY @ 25 C UMHOS/CM 270.000 1.000 UMHO/CM 1600 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1055 SULFATE 1.500 0.500 MG/L 500 .5 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1930 TDS 130.000 10.000 MG/L 1000 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 0100 TURBIDITY < 0.100 NTU 5 .1 08-30-2023 12 2024/08
CA4000589_001_001 SECONDARY/GP-202408 1095 ZINC < 20.000 UG/L 5000 50 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1002 ALUMINUM < 50.000 UG/L 1000 50 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1005 ARSENIC < 2.000 UG/L 10 2 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-203208 1094 ASBESTOS 0.800 0.200 MFL 7 .2 08-30-2023 108 2032/08
CA4000589_001_001 INORGANIC-202408 1010 BARIUM < 10.000 UG/L 1000 100 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1015 CADMIUM < 1.000 UG/L 5 1 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1020 CHROMIUM < 1.000 UG/L 50 10 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1024 CYANIDE < 100.000 UG/L 150 100 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1025 FLUORIDE < 0.100 MG/L 2 .1 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1030 LEAD < 5.000 UG/L 5 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1035 MERCURY < 0.200 UG/L 2 1 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1036 NICKEL < 10.000 UG/L 100 10 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1039 PERCHLORATE < 2.000 UG/L 6 2 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1045 SELENIUM < 5.000 UG/L 50 5 08-30-2023 12 2024/08
CA4000589_001_001 INORGANIC-202408 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-30-2023 12 2024/08
CA4000589_001_001 NITRATE/NITRITE-202408 1040 NITRATE < 0.200 MG/L 10 .4 08-30-2023 12 2024/08
CA4000589_001_001 NITRATE/NITRITE-202608 1041 NITRITE < 0.100 MG/L 1 .4 08-30-2023 36 2026/08
CA4000589_001_001 RADIOLOGICAL-200510 4109 GROSS ALPHA PARTICLE ACTIVITY 0.763 +/- 0.000 3.000 PCI/L 15 3 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 RADIOLOGICAL-null C080 TOTAL RADIUM FOR NTNC PER §64442(B)(3) PCI/L 5 1 36 DUE NOW
CA4000589_001_001 RADIOLOGICAL-null 4006 COMBINED URANIUM PCI/L 20 1 36 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 70 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2990 BENZENE < 0.500 UG/L 1 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2992 ETHYLBENZENE < 0.500 UG/L 700 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-202608 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 08-30-2023 36 2026/08
CA4000589_001_001 REGULATED VOC-200510 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2996 STYRENE < 0.500 UG/L 100 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2991 TOLUENE < 0.500 UG/L 150 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED VOC-200510 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 10-30-2002 36 2005/10 DUE NOW
CA4000589_001_001 REGULATED SOC-202303 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 03-04-2020 36 2023/03 DUE NOW
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.