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MPCA keeps its public data easily accessible for convenient use.

Pollutant and runoff maps and data for major watersheds; watershed monitoring and assessment reports.

The TMDL is based on 62 impairments for turbidity and total suspended solids along the Minnesota River and its tributaries and in the Greater Blue Earth River basin.

Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.

Image Air quality is expected to reach the red AQI category, which is unhealthy for everyone, in northwest MinnesotaThe Minnesota Pollution Control…

The Red River of the North - Marsh River Watershed is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.

The Minnesota portion of the Roseau River watershed covers 774,197 acres; an additional 594,560 acres are across the U.S. border in Canada.

The Pine River Watershed is approximately 502,400 acres in size. The watershed drainage for the Pine River contains parts of Aitkin, Cass, Crow Wing and Hubbard counties. Pine River and Crosslake are the major cities in the watershed.

The Rock River watershed covers more than 1 million acres in Rock, Nobles, Pipestone and Murray counties in southwestern Minnesota. It is the largest of the four watersheds in Minnesota that are part of the Missouri River Basin, extending south into Iowa.

The Nemadji River Watershed spans the Minnesota-Wisconsin border and covers nearly 1.2 million acres.

A new planning effort in northwest Minnesota takes a basin-wide approach to reducing the state's phosphorous contributions to the Red River, and to Canada's Lake Winnipeg.

The Cannon River Watershed is located south of the Twin Cities and encompasses areas of Dakota, Goodhue, Le Sueur, Steele, Rice and Waseca counties.

The Kettle River Watershed covers 672,235 acres in northeast Minnesota, covering parts of Aitkin, Carlton, Kanabec, and Pine counties.

The Minnesota River - Yellow Medicine River Watershed (1.3 million acres) has traditionally been managed as two separate watersheds, the Hawk Creek Watershed to the north of the Minnesota River and the Yellow Medicine River Watershed to the south.

The Two Rivers Watershed is part of the Red River Basin in northwestern Minnesota. Two Rivers actually consists of three branches: the North, Middle, and South Branch.

The Vermilion River Watershed, located within northern St. Louis County, covers 662,427 acres, or 1,035 square miles.

The Thief River begins its course in Marshall County at Thief Lake, flowing south/southwest to converge with the Red Lake River.

The Rum River Watershed covers 997,060 acres in east-central Minnesota, covering parts of Aitkin, Crow Wing, Morrison, Mille Lacs, Kanabec, Benton, Isanti, Chisago, Sherburne, and Anoka counties.

The Sauk River Watershed covers 667,200 acres (1,043 square miles) and extends from the Mississippi River near St. Cloud to within 3 miles of Alexandria.

MPCA established a network of long-term biological monitoring stations that represent a variety of stream types in their most natural condition.