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Journal article

Exploring the Water-Energy Nexus in California via an Integrative Modeling Approach

Researchers use a custom water modelling tool unique to planning for the Southwestern United States (SwWEAP) to quantify the relationship between water and energy in various climate scenarios in California.

David Yates, Vishal Mehta, Annette Huber-Lee, David Purkey / Published on 29 September 2021

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Citation

Yates, D., Mehta, V., Huber-Lee, A., McCluskey, A. and Purkey, D. (2021). Exploring the water-energy nexus in California via an integrative modeling approach. Journal of Water Resources Planning and Management, 147(12). http://doi.org/10.1061/(ASCE)WR.1943-5452.0001431

This study demonstrates how a climate-driven approach to modelling the relationship between water and energy systems in the Southwestern United States can help inform policymakers when determining conservation options under various climate scenarios.

Using SEI’s trademark Water Evaluation and Planning (WEAP) tool, researchers created a detailed representation of California’s water supply and demand network. They projected how much energy would be used to supply water under drought and regional warming scenarios, and how these might be affected by water conservation policies.

The state of California already uses WEAP for water allocation and policy planning purposes. Because of that, researchers tested the tool’s ability to measure the water, energy and cost implications of conservation, as well as what level of conservation could stop overdraft of groundwater reserves.

With this data, policymakers can use the tool to quantify what kinds of water policies can help California achieve water and energy conservation targets.

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Open access

SEI authors

Profile picture of David Yates
David Yates

SEI Affiliated Researcher

SEI US

Profile picture of Annette Huber-Lee
Annette Huber-Lee

Senior Scientist

SEI US

David Purkey

Centre Director

SEI Latin America

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