Form 3400-163 (R 810) Page 1 of 6 - dnr wi-2026

Understanding Form 3400-163 (R 810) and Its Purpose

Form 3400-163 (R 810), also known as the Notice of Intent (NOI) for Industrial Storm Water Discharge, is a vital document issued by the Wisconsin Department of Natural Resources. This form serves as an application for a general permit required by facilities discharging storm water associated with industrial activities. The form helps ensure compliance with state regulations aimed at reducing pollution from storm water runoff and safeguarding water quality.

Primary Objectives of Form 3400-163

1. Environmental Protection: The form is designed to prevent harmful pollutants from being discharged into Wisconsin's natural water bodies through storm water.

2. Regulatory Compliance: Facilities must file this form to remain compliant with state-specific environmental laws and avoid potential fines.

3. Detailed Facility Reporting: The form outlines necessary information about the facility, including location, ownership, and operations, to assess the potential environmental impact.

How to Obtain Form 3400-163 (R 810)

The Wisconsin Department of Natural Resources provides accessibility to Form 3400-163 (R 810) via multiple channels:

• Online Access: The form can be downloaded from the official Wisconsin DNR website in PDF format for ease of use.

• Direct Requests: Facilities may request a physical copy of the form through direct mail contact with the Wisconsin DNR offices.

Necessary Preparations for Obtaining the Form

• Verify the correct contact details of the Wisconsin DNR to facilitate seamless communication.
• Ensure access to a reliable internet connection and PDF reader software for online downloads and submissions.

Steps to Complete Form 3400-163 (R 810)

Filling out Form 3400-163 (R 810) involves a structured approach to ensure all necessary details are accurately provided:

1. Facility Information: Input the physical address, owner details, and operational description.

2. Discharge Details: Outline the types of industrial activities associated with the facility that contribute to storm water discharge.

3. Geolocational Data: Provide precise geographical information utilizing maps or geographic coordinates.

4. Compliance Acknowledgment: Review and agree to the regulatory terms stated within the form by providing an authorized signature.

Common Pitfalls to Avoid

• Double-check all entered data for accuracy, particularly geolocational and contact details.
• Make sure all additional documentation and maps are clearly labeled and attached.

Key Elements of Form 3400-163 (R 810)

Core Components to Understand

• Section A: Owner/Operator Details: This part requires names, addresses, and responsible parties’ contact information.

• Section B: Facility Description: Details concerning the operating procedures and materials that might influence storm water quality are requested here.

Required Attachments

• Maps: Facilities should provide detailed site maps showing the layout and storm water discharge points.

• Operational Plans: Any existing plans that illustrate how the facility manages storm water, including treatment and diversion strategies.

Who Typically Uses Form 3400-163 (R 810)

Form 3400-163 (R 810) is primarily used by businesses and industries in Wisconsin that involve activities significantly impacting storm water quality. This includes:

• Manufacturers: Factories and processing plants that host large quantities of industrial materials.

• Waste Treatment Facilities: Locations processing waste that may directly influence surrounding water bodies.

Legal Use of Form 3400-163 (R 810)

Compliance with Form 3400-163 (R 810) is mandatory for facilities to legally operate in Wisconsin under state environmental laws. The form:

• Serves as legal documentation, confirming that a company has adhered to necessary storm water management practices.

• Protects operators from legal action by proving an awareness and proactive stance on environmental responsibilities.

Avoiding Non-Compliance

• Periodically review environmental policies to ensure ongoing adherence to state regulations.
• Engage with environmental consultants if uncertain about compliance requirements.

Final Checklist for Submitting Form 3400-163 (R 810)

1. Confirm all fields are thoroughly and correctly completed.
2. Verify that all necessary attachments, such as maps and operational descriptions, are included.
3. Ensure submission using the prescribed methods—online, mail, or in-person—based on Wisconsin DNR's guidelines.
4. Retain copies of the submitted form and all supporting documentation for future reference and audits.