401 & Buffer Permitting Unit
Division of Water Resources (DWR) staff determine the presence and location of waters of the State, including streams. To schedule a stream determination, please contact one of our Regional Offices. For stream determinations in counties served by the Raleigh and Washington Regional Offices, please complete and submit a "Stream Origin / Buffer Applicability Determination" form. Click on the appropriate link below to download the form.
To schedule an Express stream determination (in the Washington and Wilmington regions only), please click here to find information regarding Express Review and download an Express form.
For a list of certified individuals click here.
Stream determinations are made using a standardized methodology developed by the Division. The current version is 4.11 effective September 1, 2010. Methods are available through the links below.
Methodology for Identification of Intermittent and Perennial Streams and Their Origins (V.4.11, 2010) -- EFFECTIVE September 1, 2010
Training in the stream methodology is required to effectively and accurately apply it. Current course information is available at the Stream ID Courses webpage.