Public comment for Enbridge Line 3

Listen to recordings of the telephone town hall meetings:

Learn more about the project

HTML icon Line 3 Replacement Pipeline Project informational presentation

An overview of the Minnesota Pollution Control Agency's role in Enbridge's Line 3 Replacement Project, and the permits and certifications the MPCA is considering.

Public comment is now closed

The MPCA’s comment period for the draft 401 water quality certification, draft National Pollutant Discharge Elimination System/State Disposal System wastewater permit and draft capped air emission permit application for Enbridge’s Line 3 project ran from March 2, 2020 – April 10, 2020.

Information and fact sheets

Videos about the Enbridge Line 3 replacement project:

Capped air emission permit

401 Certification

Industrial wastewater permit

Construction stormwater permit

Emergency response