The areas drained by a river or stream and its tributaries.

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Areas defined by a line or narrow tract of land that separates the waters flowing into different rivers, river basins, or seas. For the areas drained by a river system, use "drainage basins."

Table of Contents

  1. 1.   Overview of Watersheds  ← you are here
  2. 2.   Sources for Watersheds (1)

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Date Published
December 12, 2012
Last Updated
April 22, 2021