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Wetlands and Streams

Wetlands and Streams

Frequently Asked Questions

Stream Determinations

What are Wetlands? 

Policies, guides and manuals

Find a Surface Water Classification Map  [Use this map to find the Hydrologic Unit Code (HUC) assigned to a particular area.  This map includes 8-digit (subbasins), 10-digit (watersheds), and 12-digit (subwatersheds) HUC levels.]

Find Your HUC  (Use this map to click on a stream line to find the surface water classification assigned to that stream segment.)