How Do CAFO's Impact the Environment?

(United States Environmental Protection Agency)

  • Excess nutrients in water (such as nitrogen and phosphorus)
    • contributes to low levels of dissolved oxygen (fish kills)
    • decomposing organic matter that can contribute to toxic algal blooms
  • Degrade water resources
    • contributes to illness by exposing people to wastes and pathogens in their drinking water.
  • Dust and odors can contribute to respiratory problems in workers and nearby residents.

Livestock and the Environment

(Minnesota Pollution Control Agency)

  • Indicates that Minnesota has approximately 18,000 feedlots in operation according to the 2010-2014 registration
  • Estimates that the amount of manure generated by the livestock would be equivalent to that of a human population of 50 million.

*Pursuant to the 7020 rules issued by the Minnesota Pollution Control Agency, all feedlots in excess of 300 animal units must provide a manure management plan to Dodge County at the time of the application.

50 Million




2.6 to 3.5 Million




  • Estimated population State of Minnesota as measured by manure output (per MPCA)
  • Estimated number of feedlots in the State of Minnesota (per MPCA)
  • Number of registered feedlots in Dodge County as of December 31, 2015
  • Number of water appropriate permits attained by Dodge County feedlot operators from the Minnesota DNR March 2015
  • Estimated number of gallons of water per year for 720 animal unites (2,400 hogs) (per Minnesota DNR)
  • Estimated number of feedlots in excess of 300 animal units in Dodge County*
  • Number of manure management plans on file with Dodge County as of March 2015
  • Dodge County impaired waters (Per EPA)
    • Middle Fork Zumbro River
    • Milliken Creek
    • South Branch Middle Fork Zumbro River
    • Lower Branch Middle Fork Zumbro River
    • Salem Creek
    • Cedar River

Feedlot Facts