Date:05-17-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1210024SYSTEM NAME:WESTHAVEN C.S.D.COUNTY:HUMBOLDT 
SOURCE NO.:010SOURCE NAME:STREAM SOURCES - COMBINED (RAW)SOURCE CLASS:CLSPSTATUS: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
CA1210024_010_010 SECONDARY/GP-203107 1928 ALKALINITY, BICARBONATE 36.520 1.000 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1919 CALCIUM 12.980 0.100 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1929 ALKALINITY, CARBONATE < 1.000 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1017 CHLORIDE 18.490 0.500 MG/L 500 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1022 COPPER, FREE 30.550 2.000 UG/L 1000 50 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1915 HARDNESS, TOTAL (AS CACO3) 53.700 1.000 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1028 IRON < 50.000 UG/L 300 100 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1031 MAGNESIUM 5.170 0.100 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1032 MANGANESE 4.940 1.000 UG/L 50 20 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1050 SILVER < 10.000 UG/L 100 10 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1052 SODIUM 10.000 1.000 MG/L 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1064 CONDUCTIVITY @ 25 C UMHOS/CM 90.000 1.000 UMHO/CM 1600 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-203107 1055 SULFATE 7.360 1.000 MG/L 500 .5 07-27-2022 108 2031/07
CA1210024_010_010 SECONDARY/GP-202701 1930 TDS 64.000 MG/L 1000 01-17-2018 108 2027/01
CA1210024_010_010 SECONDARY/GP-203107 1095 ZINC 23.310 10.000 UG/L 5000 50 07-27-2022 108 2031/07
CA1210024_010_010 INORGANIC-202207 1002 ALUMINUM 100.000 50.000 UG/L 1000 50 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1005 ARSENIC < 2.000 UG/L 10 2 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202502 1094 ASBESTOS < 0.200 MFL 7 .2 02-10-2016 108 2025/02
CA1210024_010_010 INORGANIC-202207 1010 BARIUM < 100.000 UG/L 1000 100 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1015 CADMIUM < 1.000 UG/L 5 1 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1020 CHROMIUM < 10.000 UG/L 50 10 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1025 FLUORIDE < 0.100 MG/L 2 .1 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1035 MERCURY < 1.000 UG/L 2 1 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1036 NICKEL < 10.000 UG/L 100 10 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202307 1039 PERCHLORATE < 2.000 UG/L 6 2 07-27-2022 12 2023/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1045 SELENIUM < 5.000 UG/L 50 5 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 INORGANIC-202207 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 07-17-2013 108 2022/07 DUE NOW
CA1210024_010_010 NITRATE/NITRITE-202209 1040 NITRATE 0.920 0.100 MG/L 10 .4 09-08-2021 12 2022/09 DUE NOW
CA1210024_010_010 NITRATE/NITRITE-202409 1041 NITRITE < 0.100 MG/L 1 .4 09-08-2021 36 2024/09
CA1210024_010_010 RADIOLOGICAL-201907 4109 GROSS ALPHA PARTICLE ACTIVITY < 3.000 PCI/L 15 3 07-01-2010 108 2019/07 DUE NOW
CA1210024_010_010 RADIOLOGICAL-202212 4030 RADIUM-228 < 0.200 PCI/L 1 12-02-2013 108 2022/12 DUE NOW
CA1210024_010_010 REGULATED SOC-202102 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 02-14-2018 36 2021/02 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.