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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 | 1959-10-01 | 2016-10-25 | 848 | 26143 |
Information | 1974-12-18 | 2016-10-25 | 446 | 1520 |
Physical | 1959-10-01 | 2016-10-25 | 789 | 8536 |
Inorganics, Major, Metals | 1959-10-01 | 2016-10-25 | 558 | 2760 |
Inorganics, Major, Non-metals | 1959-10-01 | 2016-10-25 | 616 | 4828 |
Nutrient | 1962-11-01 | 2015-08-12 | 321 | 2742 |
Microbiological | 1974-10-24 | 1994-09-21 | 140 | 331 |
Biological | 1974-12-18 | 1981-09-30 | 61 | 125 |
Inorganics, Minor, Metals | 1962-11-01 | 2016-10-25 | 228 | 2974 |
Inorganics, Minor, Non-metals | 1962-11-01 | 2015-08-12 | 198 | 554 |
Organics, pesticide | 1980-11-18 | 1980-11-18 | 1 | 19 |
Organics, PCBs | 1980-11-18 | 1980-11-18 | 1 | 1 |
Organics, other | 1974-10-24 | 1981-09-30 | 61 | 77 |
Radiochemical | 1975-11-12 | 1981-07-23 | 11 | 18 |
Sediment | 1974-10-24 | 2016-10-25 | 310 | 968 |
Population/Community | 1974-12-18 | 1981-09-30 | 59 | 690 |