Extension of Comment Period for the Definition of “Waters of the United States” Under the Clean Water Act Proposed Rule and Notice of Availability

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The U.S. Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers (Corps) are extending the comment period for the proposed rule "Definition of `Waters of the United States' Under the Clean Water Act" published on April 21, 2014. The agencies are extending the comment period in response to stakeholder requests for an extension and to allow comments on new supporting materials.