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The Minnesota River - Headwaters Watershed covers 487,015 acres in the Prairie Parkland ecoregion of southwestern Minnesota. Portions of Traverse, Big Stone, Swift, Lac qui Parle, Stevens, and Chippewa counties drain the watershed.
Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.
Minnesota is a national leader in keeping mercury out of the environment.
Partner with an award-winning exhibition to engage Minnesotans with environmental ideas, challenges, and inspiration for a better future.
Cleanup and recovery from a natural disaster depends on local units of government to guide and direct residents to ensure the effective and efficient disposal of wastes in accordance with statutes, rules, and guidelines.
Guidance for solid waste facilities
Regulatory certainty is an incentive for municipalities that will employ biological nutrient removal in their wastewater treatment technology, and that are willing to accept a nitrogen limits in…
The MPCA monitors and assesses lakes around the state to determine if they meet water quality standards.
Southeastern Minnesota is characterized by an unusual type of geography called karst, where the distinction between groundwater and surface water is blurry.
The Nemadji River Watershed spans the Minnesota-Wisconsin border and covers nearly 1.2 million acres.
A series of new culverts in Lake County reconnect brook trout habitat and provide resilience to climate change for area roads.
Online tool showing Minnesota waters failing to meet one or more water quality standards.
Use these checklists to speed review and approval of wastewater design documents
Dem-Con Landfill proposes to build a new municipal solid waste landfill at its environmental campus near Shakopee. It plans to convert 2.2 million cubic yards covering an approximately 81-acre fill area of its permitted construction and demolition landfill into a new municipal solid waste landfill. The creation of a new MSW landfill of this size requires the project to go through the environmental impact statement process.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
The MPCA regulates waste, recycling, and disposal activities in Minnesota. MPCA permits are required for the design, construction, and operation of solid waste management facilities where storage, collection, transportation, processing or reuse, conversion, or disposal of solid waste occurs.
Question and answer session with Lisa Weidemann, a community affairs specialist with the MPCA, about her work with the agency.
Resources and best management practices to help protect water quality on construction sites.
The North Fork Crow River Watershed covers 949,107 acres.
Guidance on NPDES/SDS construction stormwater requirements