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Groundwater is not a static thing, but moves around in the layers of rock and soil beneath our feet. How does this affect the work to treat contaminated groundwater and protect drinking water?
The MPCA monitors water quality in rivers and streams is several different ways around the state.
New reports detail impairments affecting recreation, and fish and aquatic insect communities in the Redwood River Watershed in southwestern Minnesota.
Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.
The majority of monitored streams and lakes in the Blue Earth River Watershed in south-central Minnesota are not meeting water quality standards.
A project to address excess sediment and turbidity in the Mississippi River, from Fort Snelling at St. Paul to upper Lake Pepin at Red Wing, based on a site-specific standard developed by the MPCA and Wisconsin Department of Natural Resources.
MPCA staff studied the river during this summer's extreme drought conditions to see if tighter limits on phosphorus are protecting aquatic life.
Application forms and instructions for applying for wastewater permits.
The South Fork Crow River watershed covers 818,428 acres. It is located in south-central Minnesota and encompasses parts of Kandiyohi, Renville, Meeker, McLeod, Sibley, Wright, Carver, and Hennepin counties.
Mesabi Metallics is currently constructing a new taconite mine and taconite pellet production facility on the site of the former Butler Taconite Mining Company facility near Nashwauk.
The MPCA developed the Wastewater Nitrogen Reduction and Implementation Strategy to decrease the wastewater sector’s nitrogen loads for the protection and restoration of bodies of water in and downstream of Minnesota.
The Minnesota Pollution Control Agency (MPCA), the Department of Agriculture (MDA), and the Department of Natural Resources (DNR) are launching a new public awareness campaign in May to help protect…
Minnesota's large rivers — the Mississippi, Minnesota, Rainy, Red, and St. Croix — are prized for recreation, and serve as water supplies and engines of commerce. They also connect us to other states…
Mike Hirst Mike Hirst lives in northwest Minnesota, near the border between the U.S. and Canada. Like many locals, Mike likes to fish on Lake of the Woods, which…
Minnesota’s 24-Hour Nitrate Network generates publicly available water quality data on nitrate levels in our surface water.
MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.
The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…
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.
Finding ways to keep stormwater on land and let it soak into the ground can lessen the negative effects on water quality from stormwater.
Findings are the result of state, local and international partners working together to better understand and address excessive algae blooms in this iconic lake.