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Water Quality Samples for the Nation
Parameter Group | First Date |
Last Date |
Number of Samples |
Number of Values |
---|---|---|---|---|
All -- include all parameter groups | 1967-10-17 | 2022-09-12 | 326 | 3125 |
Information | 1967-10-17 | 2022-09-12 | 326 | 459 |
Physical | 1967-10-17 | 2022-09-12 | 325 | 1275 |
Inorganics, Major, Metals | 1970-02-09 | 2022-09-12 | 16 | 83 |
Inorganics, Major, Non-metals | 1967-10-17 | 2022-09-12 | 325 | 1117 |
Nutrient | 1970-02-09 | 2022-09-12 | 14 | 150 |
Biological | 2010-05-11 | 2010-05-11 | 1 | 1 |
Inorganics, Minor, Metals | 1967-10-17 | 2022-09-12 | 20 | 40 |