Step 7: Follow applicable permit/sector-specific requirements

How do I comply with my sector requirements?

The Industrial Stormwater General Permit is unique because there are 29 sector-specific requirements. Take a look below for the specific requirements per sector plus guidance information for each sector.

PDF icon 2020 Industrial Stormwater General Permit (wq-strm3-67i)

Read the sector-specific requirements that apply to your facility

What's in each MPCA Sector Specific Permit Requirement document?

  1. Authorized stormwater discharges
  2. Limitations on authorization
  3. Sector-specific definitions
  4. Stormwater controls
  5. Good housekeeping (if applicable)
  6. Inspections
  7. Other industry-specific control measures (if applicable)
  8. Preventive maintenance (if applicable)
  9. SWPPP requirements
  10. Monitoring and reporting requirements
  11. Use of infiltration devices and/or industrial stormwater ponds for stormwater treatment and disposal (additional information on Industrial Stormwater Ponds or Infiltration Systems as applicable) 
  12. Mercury minimization plan (if applicable)

Sector-specific guidance

Coming soon: New documents for the 2020 general permit are in development.


Minnesota guidance on environmental topics related to stormwater

Smart Salting education program. MPCA works with private and municipal salt applicators to help them use less salt and save money. Learn about training opportunities, parking lot/sidewalk maintenance recommendations and more.

PDF icon Concrete, paint, stucco and other washout guidance (wq-strm2-24)

Guidance for managing concrete washout, including BMPs for concrete washout onsite.

Wastewater permitsThe permitting process for wastewater/wash water that is discharged into surface and groundwater.

Nonmetallic mining and associated activitiesDetermine what type(s) of water quality permit is required at facilities that mine construction sand and gravel; quarry limestone, granite or dimension stone; operate hot mix asphalt production areas and/or have concrete manufacturing/recycling activities.

PDF icon Dust Control Treatments for Roads and Surfaces (aq1-15)
This fact sheet outlines some of the water quality issues you should consider when using surface treatments, so your air-pollution solution doesn’t turn into a water pollution problem instead. (2013)

Publications for hazardous waste management. In Minnesota, commercial entities that produce any amount of hazardous waste are regulated as hazardous-waste "generators" with requirements that depend upon the amount of waste they produce.

PDF icon Powerwashing and other water-based blasting (w-hw4-39b)

Water-based blasting is the use of steam or pressurized water (with or without added abrasives) to remove paint or other coatings, oils or grease, or corrosion from a surface, or to prepare a surface for a new coating. Often called hydroblasting or powerwashing, it includes any type of surface preparation by a stream of water.

Tank requirements at facilities storing less than one million gallons of liquid substances and for underground storage tank systems.

PDF icon Feed storage areas for animal feedlots (wq-f8-20)

Minnesota Technical Assistance Program (MnTAP) is an outreach program at the University of Minnesota that helps Minnesota businesses develop and implement industry-tailored solutions that prevent pollution at the source, maximize efficient use of resources, and reduce energy use and cost to improve public health and the environment.


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