Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1206012SYSTEM NAME:WHITETHORN CONSTRUCTIONCOUNTY:HUMBOLDT 
SOURCE NO.:001SOURCE NAME:MATTOLE RIVER - RAWSOURCE CLASS:CTSPSTATUS: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
CA1206012_001_001 SECONDARY/GP-202207 1928 ALKALINITY, BICARBONATE 54.000 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-202207 1919 CALCIUM 6.300 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-202207 1929 ALKALINITY, CARBONATE < 1.000 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-201912 1017 CHLORIDE 3.600 MG/L 500 12-27-2018 12 2019/12 DUE NOW
CA1206012_001_001 SECONDARY/GP-null 1022 COPPER, FREE UG/L 1000 50 12 DUE NOW
CA1206012_001_001 SECONDARY/GP-201912 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 12-27-2018 12 2019/12 DUE NOW
CA1206012_001_001 SECONDARY/GP-202207 1915 HARDNESS, TOTAL (AS CACO3) 24.000 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-202207 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-201407 1028 IRON < 100.000 UG/L 300 100 07-23-2013 12 2014/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-202207 1031 MAGNESIUM 2.000 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-201407 1032 MANGANESE < 20.000 UG/L 50 20 07-23-2013 12 2014/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-201912 1050 SILVER < 10.000 UG/L 100 10 12-27-2018 12 2019/12 DUE NOW
CA1206012_001_001 SECONDARY/GP-202207 1052 SODIUM 6.700 MG/L 07-23-2013 108 2022/07 DUE NOW
CA1206012_001_001 SECONDARY/GP-202712 1064 CONDUCTIVITY @ 25 C UMHOS/CM 62.000 UMHO/CM 1600 12-27-2018 108 2027/12
CA1206012_001_001 SECONDARY/GP-201912 1055 SULFATE 2.000 0.500 MG/L 500 .5 12-27-2018 12 2019/12 DUE NOW
CA1206012_001_001 SECONDARY/GP-201912 1930 TDS 76.000 MG/L 1000 12-27-2018 12 2019/12 DUE NOW
CA1206012_001_001 SECONDARY/GP-201912 1095 ZINC < 50.000 UG/L 5000 50 12-27-2018 12 2019/12 DUE NOW
CA1206012_001_001 INORGANIC-202601 1002 ALUMINUM < 50.000 UG/L 1000 50 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1005 ARSENIC < 2.000 UG/L 10 2 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1094 ASBESTOS < 0.200 MFL 7 .2 01-11-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1010 BARIUM < 100.000 UG/L 1000 100 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1015 CADMIUM < 1.000 UG/L 5 1 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1020 CHROMIUM < 10.000 UG/L 50 10 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1025 FLUORIDE < 0.100 MG/L 2 .1 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1035 MERCURY < 1.000 UG/L 2 1 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1036 NICKEL < 10.000 UG/L 100 10 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202405 1039 PERCHLORATE < 0.500 UG/L 6 2 05-02-2023 12 2024/05 DUE NOW
CA1206012_001_001 INORGANIC-202601 1045 SELENIUM < 5.000 UG/L 50 5 01-03-2017 108 2026/01
CA1206012_001_001 INORGANIC-202601 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 01-03-2017 108 2026/01
CA1206012_001_001 NITRATE/NITRITE-201704 1040 NITRATE < 0.400 MG/L 10 .4 01-03-2017 3 2017/04 DUE NOW
CA1206012_001_001 NITRATE/NITRITE-202001 1041 NITRITE < 0.400 MG/L 1 .4 01-03-2017 36 2020/01 DUE NOW
CA1206012_001_001 RADIOLOGICAL-202707 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.100 PCI/L 15 3 07-01-2018 108 2027/07
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.