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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?

BALMM emphasizes land use practices to improve or protect water quality, particularly in the areas of watershed management, aquifer protection and floodplain management.

The MPCA monitors water quality in rivers and streams is several different ways around the state.

In rules, an incorporation by reference states that the contents of another document are part of the rule, even though the text of the referenced document does not appear in the rule itself.

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.

The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.

Heavy metals are an ill-defined group of inorganic chemical hazards that include lead, chromium, arsenic, and cadmium. They may leach into soil and water from industrial sites, mines or…

The Minnesota Nutrient Reduction Strategy (NRS) compiles the latest science, research, and data and recommends the most effective strategies to reduce nutrients in our waters from both point and nonpoint sources.

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

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 chemical 1,4-dioxane, a likely carcinogen, was found in private wells near Bunker Lake Blvd. and Crosstown Blvd.

The chemical 1,4-dioxane, a likely carcinogen, was detected in a private residential well in the Eastbrook Terrace area in Andover.

This Winnebago River consists of a stream and lake system in southern Minnesota that flows into Iowa. The water resources here face several water quality challenges, including high nutrient and bacteria levels.

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…

MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.

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 MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.

Ely Community Resources was recognized for it programs that engage young people in natural resource education and conservation.

We Are Water next visits Ortonville and the Big Stone Lake area March 15 through April 21.