Search
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.
The MPCA has released the draft 2025 Minnesota Nutrient Reduction Strategy for public review and comment.
The MPCA is proposing to amend Minnesota Rules governing animal feedlots.
Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.
What's in My Neighborhood provides a wide variety of environmental information about your community. Search for:properties that were previously contaminated and those being investigated for…
Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.
A stormwater system upgrade in Duluth was expanded with the help of an MPCA employee who tapped into available funding. It protects Lake Superior and can serve as an example for other cities and counties.
Excess nitrate remains a long-term challenge to manage. In our lakes, rivers, and streams, it is toxic to fish and other aquatic life. In drinking water, it can pose a risk to human health,…
Forms and guidance for local partners submitting surface water data, QA/QC information and progress reports to MPCA.
Study funded by the $850 million settlement that Minnesota reached with 3M in 2018 focused on the area served by the Valley Branch Watershed District’s Project 1007 rainwater conveyance system in the East Metro.
The MPCA is authorized to develop numeric water quality criteria that apply specifically to a water body or region where the pollutant is found, using data from that water body or region.
The MPCA has important roles in protecting and restoring waters in degraded conditions.
MPCA municipal wastewater permit staff
Allows new and expanding wastewater treatment facilities to receive a discharge permit prior to completion of an applicable phosphorus-related TMDL. Through pre-TMDL phosphorus trading a, a new or expanding facility may increase its phosphorus discharge by purchasing a phosphorus reduction from another source.
Community wastewater treatment facilities and their operators play a critical role in maintaining a health community and preserving and protecting our waters.
State and federal permits and regulations that are designed to protect groundwater and surface water (lakes, rivers, streams, and wetlands) apply to specific facilities and processes that could pose…
The Minnesota Pollution Control Agency is committed to ensuring that every Minnesotan has healthy air, sustainable lands, clean water, and a better climate.
MPCA wastewater staff assigned by county.
Improving water quality in Lake George has required treating phosphorus in the water and filtering pollutants out of urban stormwater.
Chrome-plating facility in St. Louis Park is the alleged source of pollution in local lakes.