WQ commerce and industry compliance assistance and guidance
Compliance forms
Includes change of contact, narrative conditions, effluent data submittal, influent data submittal, modification, and transfer of permit.
Annual report forms
Guidance documents
- NPDES Permit COR900000:
- Utility Vault Dewatering Discharge Guidance: This document is currently being updated to reflect the changes in the recently issued dewatering permits.
- AIM tool for COR900000. *This file will automatically download to your device. Please enable editing, and if the file is blocked, click learn more follow the instructions.
Stormwater management plan guidance
- Non-Extractive Industrial Activities Stormwater Management Plan guidance.
- Sand and Gravel Industrial Activities Stormwater Management Plan guidance.
- Metal Mining Industrial Activities Stormwater Management Plan guidance.
Sampling guidance
YouTube video instructions on gathering stormwater samples, produced by the Minnesota Pollution Control Agency:
- How to collect an industrial stormwater GRAB sample(4:13 minutes).
- How to collect an industrial stormwater sheet flow sample(5:47 minutes).
- How to identify and confirm benchmark monitoring locations(8:20 minutes).
Discharge without a permit - policies and guidance documents
- Low-Risk Discharges, Water Quality Policy 27.
- Snow melting guidance.
- Swimming pools low-risk guidance.
- Hot springs guidance on discharge coverage.
- Hot Springs low-risk guidance.
- Discharge of potable water guidance.
- Discharge of uncontaminated groundwater to land guidance.
- Discharges of surface cosmetic power washing operations to land guidance.