Page Loading - Please Wait...
Water Quality Samples for the Nation
Parameter Group | First Date |
Last Date |
Number of Samples |
Number of Values |
---|---|---|---|---|
All -- include all parameter groups | 1981-01-14 | 2023-07-19 | 173 | 6045 |
Information | 1981-01-14 | 2023-07-19 | 164 | 315 |
Physical | 1981-01-14 | 2023-07-19 | 173 | 2107 |
Inorganics, Major, Metals | 1981-01-14 | 1997-07-02 | 95 | 570 |
Inorganics, Major, Non-metals | 1981-01-14 | 2023-07-19 | 163 | 1052 |
Nutrient | 1981-01-14 | 1997-07-02 | 94 | 1064 |
Biological | 2012-11-20 | 2023-07-19 | 54 | 92 |
Inorganics, Minor, Metals | 1981-01-14 | 1997-07-02 | 50 | 668 |
Inorganics, Minor, Non-metals | 1981-01-14 | 1997-07-02 | 50 | 100 |
Organics, other | 1981-01-14 | 1997-07-02 | 75 | 76 |
Radiochemical | 1981-05-18 | 1981-05-18 | 1 | 1 |