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Google Analytics Dashboard for Streamflow conditions for the conterminous United States and southern Canada annual maps (water years 1921-90) and monthly maps (water years 1945-90)

Streamflow conditions for the conterminous United States and southern Canada annual maps (water years 1921-90) and monthly maps (water years 1945-90)

URI: https://pubs.usgs.gov/publication/ofr90160

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