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3 training found
This is a complete training package of our three most popular Waters of the US workshops. Bundle Now and Save!
On April 21 2020, the U.S. Environmental Protection Agency (EPA) and the Department of the Army (Army) published in the Federal Register the Navigable Waters Protection Rule that defines “waters of the United States” (WOTUS). This 340-page rule outlines what is and what is not a jurisdictional waterbody. It replaces all previous WOTUS definitions and becomes effective on June 22, 2020.
The 2020 Navigable Waters Protection Rule is the latest update to the definition of what is a jurisdictional Waters of the US. A significant part of this definition requires the user to limit their wetland delineation work to typical rainfall years. This presents several immediate problems.
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 Probability of Streamflow Permanence (PROSPER) tool allows...
