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 | 1974-10-02 | 2017-10-18 | 329 | 13923 |
Information | 1974-12-05 | 2017-10-18 | 270 | 804 |
Physical | 1974-10-02 | 2017-10-18 | 329 | 4246 |
Inorganics, Major, Metals | 1974-10-02 | 2017-10-18 | 248 | 1492 |
Inorganics, Major, Non-metals | 1974-10-02 | 2017-10-18 | 252 | 2372 |
Nutrient | 1974-10-02 | 2017-06-28 | 194 | 1881 |
Biological | 2003-10-24 | 2007-07-10 | 2 | 12 |
Inorganics, Minor, Metals | 1974-10-02 | 2017-06-28 | 188 | 1899 |
Inorganics, Minor, Non-metals | 1974-10-02 | 2017-06-28 | 188 | 496 |
Organics, other | 1978-11-01 | 1987-09-16 | 33 | 63 |
Radiochemical | 1980-10-01 | 1981-06-05 | 7 | 7 |
Sediment | 1974-10-02 | 2017-10-18 | 239 | 651 |