Great Lakes Restoration Initiative
Toxics and Areas of Concern
Q1 2017 quarterly report
Q3 2016 Quarterly Report
Q2 2016 Quarterly Report
Q1- 2016 Quarterly Report
). The lower portion of the Nemadji watershed is situated in extremely clay-rich glaciolacustrine soils (Lake Superior Red Clay Plain) that are naturally prone to erosion and mass wasting. The upper third of the basin is situated in interbedded glacial tills and beach and outwash sands and gravels. Land use changes in the past two centuries have resulted in hydrologic alterations and accelerated erosion rates in similar rivers in Wisconsin situated in the Red Clay Plain (e.g. Fitzpatrick et al 1999, Fitzpatrick and Knox 2000).
Nemadji Sediment Load QAPP Final