Section 401 Water Quality Certification

Validates the U.S. Army Corps of Engineers 404 Permit by certifying that a project will not impact Maryland water quality standards. Required if you intend to alter a floodplain, waterway, tidal, or nontidal wetland. Agricultural activities that may require this approval include ponds, spring developments, and livestock crossings.

Issuing Agency
Maryland Department of the Environment
Water Management Administration
Wetland and Waterway Program
1800 Washington Blvd
Baltimore, MD 21230
1-800-633-6101, Ext. 3772