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A weir is a hydraulic structure designed to partially obstruct an open channel, enabling precise control and measurement of water flow. By forcing water to flow over or through it, a weir allows for accurate determination of discharge rates, making it an essential tool in water resource management. These structures are extensively used in regulating river flows, irrigation systems, and flood control channels.Types of Weirs and Their FeaturesWeirs are categorized primarily into sharp-crested and...
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Harmonized Database of Western U.S. Water Rights (HarDWR) v.1.

Matthew D Lisk1, Danielle S Grogan2, Shan Zuidema2

  • 1Pennsylvania State University, Earth and Environmental Systems Institute, University Park, PA, USA. mdl5548@psu.edu.

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Summary

Water rights data from 11 Western U.S. states were compiled and standardized. This creates a unified digital resource for understanding water allocation and legal disputes in arid regions.

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Area of Science:

  • Environmental Law
  • Natural Resource Management
  • Water Law

Background:

  • Water rights in the Western U.S. are legally documented and managed by state agencies.
  • Access to water is crucial in arid and semi-arid regions.
  • Existing water rights data are often fragmented and lack digital accessibility.

Purpose of the Study:

  • To create a harmonized, digital dataset of water rights from 11 Western U.S. states.
  • To facilitate research and legal understanding of water allocation.
  • To address inconsistencies in data formats and definitions across states.

Main Methods:

  • Collected water rights data from 11 state agencies in the Western U.S.
  • Standardized terminology and definitions for water rights and uses.
  • Formatted data for consistency and georeferenced it with administrative boundaries.

Main Results:

  • A comprehensive, digital water rights dataset for 11 Western U.S. states.
  • Harmonized data enabling cross-state comparisons.
  • A unified shapefile linking water rights to administrative boundaries.

Conclusions:

  • The developed dataset provides a valuable resource for water management and legal research.
  • Standardized data improves accessibility and usability for stakeholders.
  • This initiative enhances the understanding of water rights in the Western U.S.