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Home > Animals & Livestock > Livestock Siting & Planning > Feedlot Decision Making Tool > Permits Applicable to Feedlots and Manure Storage Areas > Interim Permit

Interim Permit


Permit Description: For facilities that have been determined by the RGU to be a pollution hazard or facilities with more than 300 animal units planning to apply manure on any one of the following:

  • extremely high phosphorus soils;
  • land in special protection areas and with slopes exceeding 6%; or
  • in a drinking water supply management area where the aquifer is vulnerable.

The table below outlines the requirements for Interim permits by animal unit category of feedlots and if an operation is considered a pasture:

Animal Units 

Feedlot rules - Interim Permit

Pasture or grazing with no open lots

Not required

Less than 10

Not required unless a pollution hazard has been determined.

10 to 50

Not required unless a pollution hazard has been determined.

50-299

Not required unless a pollution hazard has been determined.

300-999 (existing feedlot)

Required if a pollution hazard exists, or if the manure or process wastewater of 300 or more animal units is to be applied:

  1. on land where the soil phosphorus test levels exceed the levels in Minn. Rules, Part 7020.2225, subpart 3, item C;
  2. on land in special protection areas with slopes exceeding six percent; or
  3. in a drinking water supply management area where the aquifer is designated vulnerable under Minn. Rules, Chapter 4720;

300-999 (expansion or new construction)

Required if a pollution hazard exists, or if the manure or process wastewater of 300 or more animal units is to be applied:

  1. on land where the soil phosphorus test levels exceed the levels in Minn. Rules, Part 7020.2225, subpart 3, item C;
  2. on land in special protection areas with slopes exceeding six percent; or
  3. in a drinking water supply management area where the aquifer is designated vulnerable under Minn. Rules, Chapter 4720;

1,000 or more

Not required, if construction is occurring at this level, a general or individual NPDES permit will be required.