Wisconsin has laws that outline standards for farms’ nutrient management.

  • NR 151 deals with runoff management, specifically with manure application and nitrate and phosphorus pollution. It also outlines what the criteria is for geographically sensitive areas.
  • ATCP 50 outlines soil and water management, cost-share requirements, and county grants.
  • NRCS 590 outlines the rate, source, placement and timing of nutrients on the landscape.
  • NR 243 deals with the requirements for CAFOs in the state- any operation with more than 1,000 animal units, 700 milking cows.

Helpful Links

NR 151

NR 243

ATCP 50

NRCS 590

General Information

Nutrient Management Basics