Concentrations and annual fluxes for selected water-quality constituents from the USGS National Stream Quality Accounting Network (NASQAN), 1996-2000

By Valerie J. Kelly, Richard P. Hooper, Brent T. Aulenbach, and Mary Janet

Streamflow

Text files containing mean daily streamflow data for 1996-2000 can be downloaded for each basin by clicking on the following list. Information on the contents and format is provided in the header of each file.

• Download instructions
• Mississippi Basin
• Rio Grande Basin
• Colorado Basin
• Columbia Basin

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