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Map: Total Phosphorus Yields Measured in Watershed Streams and Rivers, Mean 2008-2012

Watershed Yield: Total Phosphorus yields ranged from 0.036 to 0.57 tons per square mile. Each of the 17 sites in the high yield category carries more than 0.19 tons of phosphorus per square mile of watershed. High yielding sites were found in the Eastern Shore, Susquehanna, Potomac, and Rappahannock Watersheds. The lowest yields are generally in the western areas of the Bay watershed and the York River Basin.

Author: USGS

Date created: Jan 02 2014 / Download ( 402 KB )

Total Phosphorus Yields Measured in Watershed Streams and Rivers, Mean 2008-2012
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