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Buffer Law

Improve Your Soil Health

For the most current information please see the State Buffer Law website for information of the buffer law. This site will provide the most current information of the law.

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https://bwsr.state.mn.us/minnesota-buffer-law

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Stearns Conservation District Buffer Contact

Jake Cleys - 320-293-1619

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Check your property online for Public Waters or Public Ditches here:

https://buffers-viewer.dnr.state.mn.us

Drone imagery of a riparian buffer along a river
Riparian buffer along a river

Requirements of the Buffer Law

Public Waters

  • Require a 50-foot average width, 30-foot minimum width, continuous buffer of perennially rooted vegetation or an approved alternative practice plan with the SWCD Office. 

  • Buffers are measured from the top or crown of the bank.  Where there is no defined bank, measurement must be from the edge of the normal water level.

  • MN Buffers Law for Public Waters started on November 1, 2017

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Public Drainage Systems

  • Requires a minimum of 16.5 feet of buffer

  • Buffers are measured from the top or crown of the bank.  

  • MN Buffers Law for Public Ditches started on November 1, 2018

Showing the top of a river bank with arrows depicting a 50 foot buffer zone for stream rivers and a 16.5 foot buffer zone for public ditches
A 50 foot buffer for a PWI lake or wetland with arrows showing the normal water level

Additional Buffer Law Information

MN Buffer Law: MN Statute 103F.48 Riparian Protection and Water Quality Practices

 

Compliance Tracking Plan:

 

Watershed District Coordination:

 

Other Waters:

A riparian buffer along a river

MN Buffer Law

  • Requires SWCDs to make compliance determinations and track progress towards compliance

  • Requires SWCDs to notify the organization with jurisdiction over the noncompliant site when it determines a landowner is not in compliance.

  • Exempts certain land uses and areas from the buffer requirements

  • Allows landowners to meet the buffer requirements through other conservation practices that will protect water quality

  • Requires SWCDs to identify “other waters” for inclusion in local water plans

  • Requires SWCDs to assist landowners in complying with the law

  • Provides for enforcement by counties, watershed districts or the MN Board of Water and Soil Resources (BWSR)
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Options for Compliance with the Buffer Law:

There are numerous options for landowners to stay in compliance with the buffer law:

  • Voluntary planting of perennial vegetation for hay, pasture, wildlife habitat…

  • Conservation set aside programs like Reinvest in Minnesota (RIM) Reserve, CRP…

  • Installing “Alternative Practices” that meet the requirements

  • Meeting the requirements of and enrolling in the MN Ag Water Quality Certification Program (MAWQCP)

Projects | Highlights

Waste Storage Facility 2025

Completed:

2025

This project consisted of a waste storage facility that helped with waste management and nutrient management.

Cover Crops, Tillage, and Irrigation Water Management Practices Project 2025

Completed:

2025

This project consisted of cover crops, no-till, irrigation water management, soil moisture sensors, and flow meters.

612.2 Acres of Cover Crops Project 2025

Completed:

2025

This project consisted of 612.2 acres of Winter Cereal Rye and Oat Cover Crop Mix.

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