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This watershed is located in the southeastern tip of Minnesota, known for its scenic bluffs. More than 900,000 acres drain to the Mississippi River at Reno, Minn., but only 117,000 of those acres are in Minnesota.

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.

Image Air quality is expected to reach the red AQI category in north central and northwest Minnesota, which is unhealthy for everyone.The Minnesota…

Minnesota GreenCorps member Leslie Alcantar Mejia helped Hennepin County toward its goal of planting 1 million trees during her service term.

Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.

The MPCA works with industry, government, and residents to reduce and manage waste.

The MPCA proposes to adopt the U.S. EPA's 2013 national recommended water quality criteria for ammonia as its Class 2 ammonia water quality standards for the protection of aquatic life.

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.

Profile of John Weiss, a volunteer with the MPCA's Volunteer Water Monitoring Program

Industrial Stormwater Steps to Compliance Step 4: Create SWPPP, choose BMPs

Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…

Forms and guidance for local partners submitting surface water data, QA/QC information and progress reports to MPCA.

A gateway to common regulatory information that affects stationary engines.

The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.

Application fees must be submitted with your permit application. The submittal cover page form will help you add up the points assigned to each type of permit application or request. Multiply the…

Funded projects to remove older diesel buses from service and replace them with new, cleaner models.

Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.

Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.

Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.