Manure and fertilizer overload by county

Nitrogen overloading
In 69 of Minnesota’s 72 agricultural counties, nitrogen from manure and fertilizer exceeded the recommendations of the Minnesota Pollution Control Agency and the University of Minnesota. In 13 counties, nitrogen surpassed recommendation by 50%. Hover/tap a county for details

Note: Clearwater County (153% of nitrogen used) is not labeled in the highest category because of its low agricultural acreage.
Source: Environmental Working Group