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Chippewa Valley Ethanol Expansion

CompleteAgriculture·Lead: MPCA·Benson, MN
Milestones
8/8
completed
Statutory Deadline
Passed
January 10, 2026
Subd. 6(b): 18-month EAW deadline
Days in Review
326
since CPP request
Timeline Extensions
0%
0 modified milestones

Project Description

Expansion of existing dry-mill ethanol plant from 50M to 80M gallons/year capacity. Includes new fermentation tanks, upgraded distillation column, and corn oil extraction system. Air emission modifications required Title V permit amendment.

Applicant
Chippewa Valley Ethanol Cooperative
Estimated Cost
$95,000,000
CPP Requested
June 1, 2024
CPP Prepared
July 28, 2024
County
Swift
Requires EIS
No

Permitting Timetable

Today
EAW Submitted
Jun 24
EAW Deemed Complete
Jul 24
CPP Prepared
Jul 24
EIS Need Decision (No EIS)
Sep 24
Air Permit Amendment Filed
Oct 24
Air Permit Amendment Issued
Apr 25
Water Appropriation Permit
Mar 25
All Permits Issued
Apr 25
Complete
On Track
At Risk
Overdue
Upcoming

Participating Agencies(Subd. 5(a)(1))

MPCAMinnesota Pollution Control Agency
Lead agency for environmental review and air/water permitting
DNRDepartment of Natural Resources
Lead agency for environmental review; water appropriation, mining permits
MDHMinnesota Department of Health
Health impact assessment and drinking water protection

Public Meetings(Subd. 5(a)(2))

EAW CommentAugust 15, 2024
Benson City Hall
Public comment meeting for EAW
PermitMarch 10, 2025
Benson City Hall
Public hearing on air permit amendment

Statutory Notifications

All permits issuedTriggered

Project completed ahead of statutory deadline. All milestones met on time.

Apr 22, 2025

Documents

Environmental Assessment Worksheet
MPCA · Jun 1, 2024
Final
Coordinated Project Plan
MPCA · Jul 28, 2024
Final
Negative EIS Declaration
MPCA · Sep 25, 2024
Final
Title V Air Permit Amendment
MPCA · Apr 22, 2025
Final
Water Appropriation Permit
DNR · Mar 28, 2025
Final
Annual Permitting Report (Subd. 8)
MPCA · Jun 30, 2025
Final

Permitting Milestones

EAW SubmittedComplete
MPCA · Completed Jun 1, 2024
EAW Deemed CompleteComplete
MPCA · Completed Jul 10, 2024
CPP PreparedComplete
MPCA · Completed Jul 28, 2024
EIS Need Decision (No EIS)Complete
MPCA · Completed Sep 25, 2024
Air Permit Amendment FiledComplete
MPCA · Completed Oct 30, 2024
Air Permit Amendment IssuedComplete
MPCA · Completed Apr 22, 2025
Water Appropriation PermitComplete
DNR · Completed Mar 28, 2025
All Permits IssuedComplete
MPCA · Completed Apr 22, 2025

Quarterly Updates(Subd. 5(b))

Q3 2024September 30, 2024

CPP prepared early. EAW review complete. No EIS required. Air permit amendment application in preparation.

Q4 2024December 31, 2024

Air permit amendment filed. Public hearing scheduled. Water appropriation permit under review.

Q1 2025March 31, 2025

Water appropriation permit issued. Air permit amendment nearing completion. All deadlines met.

Q2 2025June 30, 2025

All permits issued. Project completed ahead of schedule. Construction commenced.