Date:05-13-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1200501SYSTEM NAME:ALDERPOINT COUNTY WATERCOUNTY:HUMBOLDT 
SOURCE NO.:001SOURCE NAME:EEL RIVER - UNTREATEDSOURCE 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
CA1200501_001_001 SECONDARY/GP-202604 1928 ALKALINITY, BICARBONATE 130.000 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1919 CALCIUM 45.000 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1929 ALKALINITY, CARBONATE < 1.000 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1017 CHLORIDE 2.400 MG/L 500 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1022 COPPER, FREE 560.000 50.000 UG/L 1000 50 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1915 HARDNESS, TOTAL (AS CACO3) 150.000 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1028 IRON < 100.000 UG/L 300 100 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1031 MAGNESIUM 9.100 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1032 MANGANESE < 20.000 UG/L 50 20 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1050 SILVER < 10.000 UG/L 100 10 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1052 SODIUM 4.600 MG/L 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-203109 1064 CONDUCTIVITY @ 25 C UMHOS/CM 280.000 1.000 UMHO/CM 1600 09-13-2022 108 2031/09
CA1200501_001_001 SECONDARY/GP-202604 1055 SULFATE 11.000 0.500 MG/L 500 .5 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1930 TDS 140.000 MG/L 1000 04-05-2017 108 2026/04
CA1200501_001_001 SECONDARY/GP-202604 1095 ZINC < 50.000 UG/L 5000 50 04-05-2017 108 2026/04
CA1200501_001_001 INORGANIC-202604 1002 ALUMINUM < 50.000 UG/L 1000 50 04-05-2017 108 2026/04
CA1200501_001_001 INORGANIC-202410 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 10-30-2015 108 2024/10
CA1200501_001_001 INORGANIC-202512 1005 ARSENIC 2.900 2.000 UG/L 10 2 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202512 1010 BARIUM 130.000 100.000 UG/L 1000 100 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202410 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 10-30-2015 108 2024/10
CA1200501_001_001 INORGANIC-202512 1015 CADMIUM < 1.000 UG/L 5 1 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202512 1020 CHROMIUM < 10.000 UG/L 50 10 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202512 1025 FLUORIDE < 0.100 MG/L 2 .1 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202512 1035 MERCURY < 1.000 UG/L 2 1 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202410 1036 NICKEL < 10.000 UG/L 100 10 10-30-2015 108 2024/10
CA1200501_001_001 INORGANIC-202309 1039 PERCHLORATE < 2.000 UG/L 6 2 09-13-2022 12 2023/09 DUE NOW
CA1200501_001_001 INORGANIC-202512 1045 SELENIUM < 5.000 UG/L 50 5 12-18-2016 108 2025/12
CA1200501_001_001 INORGANIC-202410 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 10-30-2015 108 2024/10
CA1200501_001_001 NITRATE/NITRITE-202309 1040 NITRATE < 0.100 MG/L 10 .4 09-13-2022 12 2023/09 DUE NOW
CA1200501_001_001 NITRATE/NITRITE-202407 1041 NITRITE < 0.400 MG/L 1 .4 07-13-2021 36 2024/07
CA1200501_001_001 RADIOLOGICAL-202604 4109 GROSS ALPHA PARTICLE ACTIVITY 3.000 +/- 1.180 1.800 PCI/L 15 3 04-05-2017 108 2026/04
CA1200501_001_001 REGULATED SOC-202407 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 07-13-2021 36 2024/07
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.