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Water Quality Samples for Montana
Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.
Parameter Group | First Date |
Last Date |
Number of Samples |
Number of Values |
---|---|---|---|---|
All -- include all parameter groups | 1959-10-01 | 2024-01-17 | 1702 | 93168 |
Information | 1967-11-01 | 2024-01-17 | 1096 | 10251 |
Physical | 1959-10-01 | 2024-01-17 | 1602 | 14977 |
Inorganics, Major, Metals | 1959-10-01 | 2023-10-31 | 723 | 3599 |
Inorganics, Major, Non-metals | 1959-10-01 | 2024-01-17 | 913 | 8208 |
Nutrient | 1959-12-21 | 2023-10-31 | 686 | 8392 |
Microbiological | 1970-07-07 | 2001-09-26 | 277 | 707 |
Biological | 1974-10-08 | 2005-09-07 | 69 | 111 |
Inorganics, Minor, Metals | 1959-12-21 | 2023-10-31 | 435 | 4470 |
Inorganics, Minor, Non-metals | 1959-12-21 | 2023-10-31 | 421 | 1217 |
Organics, pesticide | 1972-01-18 | 2023-10-31 | 314 | 35401 |
Organics, PCBs | 1972-01-18 | 1982-06-29 | 26 | 54 |
Organics, other | 1966-01-01 | 2023-10-31 | 419 | 808 |
Radiochemical | 1980-10-29 | 2001-09-26 | 73 | 109 |
Sediment | 1965-06-18 | 2023-08-30 | 1063 | 4168 |
Population/Community | 1974-10-08 | 1981-09-24 | 61 | 696 |