6 Jan 2025

Special Public Notice (MNWI SQT release)

Expiration date: 1/6/2030

The U.S. Army Corps of Engineers St. Paul District Regulatory Division (Corps) is announcing the release of version 1.0 of the Minnesota and Wisconsin (MNWI) Stream Quantification Tool (SQT) and Debit Calculator. The MNWI SQT replaces, updates, and merges the Minnesota SQT (MNSQT) version 2.0 and the beta version of Wisconsin SQT (WISQT) to create a single tool for quantifying functional change on streams throughout the two states.

3 Mar 2022

Update on the NWP's for MN and WI

SPECIAL PUBLIC NOTICE: On March 1, 2022, the EPA provided a modification to their October 15, 2021, WQC decision that was applicable to the 34 NWPs (86 FR 73522, 27 DEC 2021) that went into effect on February 25, 2022, in St. Paul District. This modification clarifies the intent of the WQC’s Condition 2. Special Aquatic Sites and is applicable to NWPs 7, 13, and 27. The EPA’s October 15, 2021, Water Quality Certification decision and its March 1, 2022, modification are enclosed with this public notice.

2 Feb 2015

WITHDRAWAL OF CLEAN WATER ACT INTERPRETIVE RULE FOR 404(f)(1)(A)

SPECIAL PUBLIC NOTCE: The U.S. Environmental Protection Agency (EPA) and the U.S. Department of the Army (Army) are announcing the withdrawal of an interpretive rule addressing the exemption from permitting provided under section 404(f)(1)(A) of the Clean Water Act (CWA). The interpretive rule is withdrawn as of January 29, 2015.