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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.
A TMDL addressing excess bacteria in 22 stream reaches and protection strategies for 29 stream and river reaches in the Upper Mississippi River watershed.
The 2015 Legislature directed the MPCA to simplify the regulation and administration of work on building sewers connected to septic systems.
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.
Environmental information and resources for the aggregate industry.
Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.
Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
Image The goal of the MPCA's regulatory programs covering hazardous substances and solid waste is to prevent contamination of land, water, and air by…
Details for solid waste management facility permit issuance and reissuance.
The MPCA works with industry, government, and residents to reduce and manage waste.
Healthy recycling markets divert materials from the waste stream, convert the materials into commodities, and supply them to manufacturers for the production of new products. The businesses that…
Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.
State agencies support Minnesota's sustainable purchasing efforts by using state contracts.
Projects to prioritize environmental justice areas
The MPCA uses the EQuIS database to store and manage monitoring data and associated laboratory results from streams, lakes, groundwater, ambient air, soil, sediment, and gas, collected through MPCA programs and partnerships.
There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…
MPCA staff studied the river during this summer's extreme drought conditions to see if tighter limits on phosphorus are protecting aquatic life.
Minnesota's law relating to the collection and recycling of video display devices ("televisions" and "computer monitors") sold to households/consumers was signed into law in May 2007.