Permit Resources

The following resources are meant to aid in the preparation of District Permits. Specific items each resource address for the permit application are noted in bullets below resource.

Minnesota Hydrology Guide

  • Runoff Input Parameters
  • Rainfall frequencies

Minnesota Stormwater Manual

  • Runoff Input Parameters
  • Rainfall frequencies
  • Water quality treatment methods
  • Approved water quality models and approaches
  • Erosion control BMPs

USDA Web Soil Survey

  • Soil Information

USDA/NRCS Soil Loss Equation

  • Soil Loss Tolerance Information

FEMA Floodplain Map Store 01&langId=-1

  • Floodplain and Floodway locations

Minnesota Department of Natural Resources

Ordinary High Water Mark Elevations

Minnesota Pollution Control Agency – NPDES Permit

  • NPDES Permit Application
  • SWPPP Preparation