Maps

Map of the Iron County Watershed

Iron County Watershed Facts

  • Iron County has seven major watersheds, each comprised of smaller watersheds, contributing to a hydrologic river basin.
  • Iron County watersheds drain into Lake Superior, Lake Michigan or the Mississippi River.
  • Iron County has over 200 miles of navigable rivers and 250 lakes.
  • A person in Iron County is never more than 2 1 /2 miles from a lake, river, stream, creek or pond.
  • Higher elevations divide the watersheds in Iron County.
  • Wetlands are important to healthy watersheds because they serve like a sponge to alleviate flooding and also filter pollutants.
  • Threats to our watersheds include: inadequate sewer /septic systems, unmanaged soil erosion, improper use of fertilizers and pesticides, aquatic invasive species, aquifers exposed to active and abandoned mine sites and careless use of petroleum products in aquifers.