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An index of biological integrity (IBI) is a particularly powerful tool that provides an accurate measure of the condition of the biological communities and are a direct determinant of the attainment of aquatic life uses.
The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert for southeast and northern Minnesota. The alert is now in effect until 4 p.m. on Tuesday, Aug. 12, for southeast Minnesota and until 11 p.m. on Wednesday, Aug. 13 for northern Minnesota. Fine particle levels are expected to reach the orange air quality index (AQI) category, a level considered unhealthy for sensitive groups.
The Minnesota Pollution Control Agency (MPCA) has issued a final notice to Northern Iron for information required to determine compliance and to write a permit. If the agency does not receive the…
The Lower Rainy River Watershed is composed of a conglomeration of tributaries to the Rainy River, from International Falls and west to the Rainy River's pour point at the Lake of the Woods.
The Cloquet River Watershed covers approximately 507,858 acres (794 square miles) and is located within portions of Lake and St. Louis Counties in northeastern Minnesota.
Minnesota rules require that anyone installing, repairing, or removing regulated underground storage tanks be certified by the MPCA.
This year’s theme is Advancing Nutrient Trading with Sustainable Farming and Conservation Practices.
The Big Fork River Watershed covers more than 1.3 million acres that include some of the state’s most pristine wilderness. The river flows north 165 miles from Dora Lake (45 miles northeast of Bemidji in north-central Itasca County) to the Rainy River, which forms the Minnesota-Canada border.
Funded projects to remove older diesel buses from service and replace them with new, cleaner models.
MPCA rules govern how septic systems are designed, installed, and managed.
Minnesota prohibits rechargeable batteries and products with non-removable rechargeable batteries from being disposed of in mixed municipal waste.
Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.
The Minnesota Pollution Control Agency's Emergency Response Program (ERP) oversees the cleanup of all types of spills and environmental emergencies.
Our strategic plan has six broad goals that, when taken together, map our work for five years. MPCA’s strategic plan guides the agency’s work from Jan. 1, 2024, to Dec. 31, 2028. These goals are…
The MPCA monitors and assesses lakes around the state to determine if they meet water quality standards.
The MPCA has actively been developing methods and building capacity to improve our ability to monitor and assess wetlands to protect and restore them.
A permit by rule (PBR) means a facility or activity meets the requirements outlined in Minnesota rules and is deemed to have obtained a solid waste management facility permit without making application for it.
In karst landscapes, the distinction between groundwater and surface water is blurry.
Waterways in the northeastern part of the state are generally in better condition than those in the southern, central, and western regions.
Volkswagen settlement dollars are funding the replacement of older, dirtier diesel engines with newer, cleaner equipment.