Kalkhoff, S. J. 2018. Transport of Nitrogen and Phosphorus in the Cedar River Basin, Iowa and Minnesota, 2000-15: Scientific Investigations Report 2018-5090. U.S. Geological Survey, Reston, VA.

Eutrophication, GIS, Nitrogen, Nutrients, Phosphorus, Rivers, Water quality, Mapping

Prepared in coordination with the City of Cedar Rapids (IA, USA), this report aims to assess the amount of nitrogen and phosphorus that is being transported from the Cedar River Basin to the Iowa River. The report documents spatial differences in the sources of each nutrient and the changes that have occurred from 2000 to 2015.