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A water quality variance is a temporary change in a state's water quality standard for a specific pollutant and its relevant criteria, allowing deviation from meeting a water quality-based effluent limit for a particular discharger.
States are responsible for developing a Regional Haze State Implementation Plan (SIP) that addresses regional haze in each Class I area located within the state and in each Class I area located…
Communities facing the impacts of air pollution will soon have new resources to understand and improve the air quality in their neighborhoods after the MPCA awarded $…
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…
The MPCA regulates waste, recycling, and disposal activities in Minnesota. MPCA permits are required for the design, construction, and operation of solid waste management facilities where storage, collection, transportation, processing or reuse, conversion, or disposal of solid waste occurs.
Create an editable spreadsheet with the information indicated below. Each step in your calculations needs to be clear and easy to follow.Facility informationProvide the facility ID, file number, and…
Investments in electric vehicle charging stations around Minnesota.
Environmental information and resources for the biochar industry.
Important details to help make your e-Service submittal go as smoothly as possible.
Clean heavy-duty off-road equipment grants fund the replacement of older, more polluting diesel equipment with newer, cleaner technology.
Owners/operators of construction activity must complete several steps before completing a permit application and beginning construction. These steps also help owners/operators determine their eligibility for coverage under the general permit.
Important details to help make your e-Service administrative submittal go as smoothly as possible.
The MPCA recognized 236 wastewater facilities for outstanding operations in 2024.
MPCA recognized 253 municipal and industrial wastewater treatment plants for outstanding operations in 2023.