Minnesota 2023 Environmental Compliance Calendar

February 07, 2023

Reporting Requirements(1)

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Pollution Prevention Plan (P2 Plan) Update Jan 1
Air Permit – Compliance Report Jan 30
Air Permit – Semi-Annual Deviation Report Jan 30
NESHAP Annual Compliance Certification Jan. 30
EPCRA – Tier II Reports Mar 1
Greenhouse Gas Reporting (e-GGRT) Mar 31
SWPPP Annual Report(3) Mar 31
Air Emissions Inventory Questionnaire(4) Apr 1
EPCRA – Toxic Release Inventory (TRI) Jul 1
Pollution Prevention Progress Report (P2PR) Jul 1
Air Permit – Semi-Annual Deviation Report Jul 30

Facility requirements should be verified to confirm due dates and other requirements.
(3) Submit electronically through MPCA e-Services.
(4) Minnesota: Submit electronically through MPCA e-Services.

Additional Environmental Requirements

Stormwater: New General Permit was issued on April 1, 2020. Maintain records of quarterly inspections, outfall monitoring, and annual inspections with your SWPPP. Conduct and maintain records of annual training.

Hazardous Waste: Non-metro counties, hazardous waste license renewal due prior to August 15th. Metro area facilities will need to apply for renewal based on county requirements.

Wastewater (NPDES/SDS): Discharge reports are required to be submitted at regular intervals per permit requirements.

SPCC Plan: SPCC Plans are required to be updated every five years or whenever there is a change in oil storage or spill potential.

Air Permit Applications: Individual permits with specific conditions may require additional reports to be submitted.


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Travis Knisley, P.E.

(licensed in MN)

Senior Environmental Chemical Engineer
(763) 489-3103

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