Line 3 Replacement Project

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Regulatory Information

The Minnesota Public Utilities Commission (MPUC) is responsible for certifying project need and pipeline routing in Minnesota. The MPUC's Line 3 Replacement Project summary can be found here.

Project Timeline

Date Explanation
October 24, 2014 Enbridge files its Notice Plan with the MPUC
December 2014 Enbridge conducts seven Open House (on Dec. 3,4,10,11) meetings along the proposed route*
*Not required under Minnesota Statute
January 27, 2015 MPUC approves Notice Plan
April 24, 2015 Enbridge files its Certificate of Need (CN) and Route Permit (RP) applications with MPUC
July 1, 2015 MPUC deems the CN and RP applications complete, and therefore commences its regulatory approval processes in both applications
August 11-27, 2015
MPUC and Minnesota Department of Commerce (MDOC) hold public information and environmental analysis scoping meetings along the existing and proposed route
January 11, 2016 MPUC order refers joint CN and RP proceedings to Office of Administrative Hearings (OAH) for an administrative law judge to commence contested case proceedings; orders Environmental Impact Statement (EIS) for project; further orders the completion of the EIS before commencing the CN and RP permitting processes.
February 5, 2016 Enbridge files petition for reconsideration with the MPUC, asking it to reconsider its decision to require the final EIS be issued prior to commencing the CN and RP permitting processes
April 25 to May 11, 2016 The MDOC hosts 12 EAW/EIS Public Scoping meetings
October 28, 2016 MPUC adopts a final EIS scoping document
December 2017 Construction on the $100-million, 13.3-mile Wisconsin segment of the project concludes
May 2018 Wisconsin segment of the project enters service
June 28, 2018 MPUC approves the Line 3 Replacement Project, granting a Certificate of Need and approving Enbridge’s preferred route with minor modifications and certain conditions
October 2018 Enbridge submits permit applications in Minnesota and North Dakota for the project
Feb. 1, 2019 Enbridge receives 401 Water Quality Certification from North Dakota's Department of Health, and has all permits necessary for the state of North Dakota
November 2019 Certifications on all remaining State of Minnesota permits required for the construction of Line 3 to be provided; remaining federal permits are expected to be finalized approximately 30 to 60 days thereafter
TBA Construction in Minnesota and North Dakota will begin concurrently, once all permits and approvals have been received
Second half 2020 Project enters service