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Hydrology Include Training Courses
1 training items found
by:The Swamp School, LLC based inAngier, NORTH CAROLINA (USA)
The Navigable Waters Protection Rule requires that a stream or river, or other surface water channel, must be perennial or intermittent in a typical year to meet the definition of a “tributary.” To make this determination a combination of flow classifications and field data are needed to establish perennial or intermittent flow. The USGS StreamStats web application, including the ...