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

Individual & General NPDES Permit


General Permit Description: For the construction and/or operation of a Concentrated Animal Feeding Operation (CAFO).

Individual Permit Description: For Concentrated Animal Feeding Operations (CAFOs) where the owners have agreed to permit conditions not covered by general permit conditions, and certain other CAFOs with past rule violations or pollution hazards, or those have been determined to require individual public noticing.

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

Animal Units

General NPDES Permit

Individual NPDES Permit

Pasture or grazing with no open lots Not required Not required
Less than 10 Not required unless the facility is a CAFO and meets criteria for general NPDES Permit. Not required unless the facility is a CAFO and does not meet the criteria for general NPDES permit.
10 to 50 Not required unless the facility is a CAFO and meets criteria for general NPDES Permit. Not required unless the facility is a CAFO and does not meet the criteria for general NPDES permit.
50-299 Not required unless the facility is a CAFO and meets criteria for general NPDES Permit. Not required unless the facility is a CAFO and does not meet the criteria for general NPDES permit.
300-999 (existing feedlot) Not required unless the facility is a CAFO and meets criteria for general NPDES Permit. Not required unless the facility is a CAFO and does not meet the criteria for general NPDES permit.
300-999 (expansion or new construction) Not required unless the facility is a CAFO and meets criteria for general NPDES Permit. Not required unless the facility is a CAFO and does not meet the criteria for general NPDES permit.
1,000 or more Required if the facility is a CAFO and meets criteria for general NPDES permit. Required if the facility is a CAFO and does not meet the criteria for general NPDES permit.