USGS · ha212
Annual runoff in the conterminous United States
Abstract
Runoff is that part of precipitation that appears as a flow of water in surface streams. As a source of water for modern society, it constitutes one of our basic renewable resources. This map of average annual runoff portrays the latest information on the geographic distribution of the average runoff of surface streams.
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Mark W. Busby. 1966. Annual runoff in the conterminous United States. https://doi.org/10.3133/ha212
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