Wetlands, Buffers, Stormwater
Compliance and Permitting Unit
Stream Determinations
Staff Contacts ♦ Public Notices ♦ Survey - How are we doing?
Division of Water Quality (DWQ) 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. To schedule an Express stream determination, please download an Express form.
For a list of certified individuals click here.
Stream determinations are made using a standardized methodology developed by DWQ. 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
- Training in the stream methodology is required to effectively and accurately apply it. Current course information is available at the Stream ID Courses webpage.
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