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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 | 1964-11-21 | 2023-09-05 | 1028 | 17779 |
Information | 1964-11-21 | 2023-09-05 | 1016 | 1810 |
Physical | 1964-11-21 | 2023-09-05 | 1005 | 5280 |
Inorganics, Major, Metals | 1965-05-14 | 2023-09-05 | 269 | 1535 |
Inorganics, Major, Non-metals | 1964-11-21 | 2023-09-05 | 1004 | 4882 |
Nutrient | 1965-05-14 | 2023-09-05 | 370 | 2998 |
Microbiological | 1978-01-17 | 1981-10-27 | 12 | 12 |
Biological | 1978-01-17 | 2023-09-05 | 31 | 50 |
Inorganics, Minor, Metals | 1965-09-22 | 2023-09-05 | 438 | 1043 |
Inorganics, Minor, Non-metals | 1966-07-15 | 1981-10-27 | 25 | 47 |
Organics, other | 1980-08-19 | 2006-08-21 | 2 | 3 |
Radiochemical | 1981-01-21 | 1981-01-21 | 2 | 2 |
Population/Community | 1978-01-17 | 1981-10-27 | 12 | 117 |