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Decision Support for Selecting Projected Intensity-Duration-Frequency Curve Change Factors

Environment
United States
Started March 21, 2026

This document provides guidance for stormwater professionals on how to select change factors from the Projected Intensity‑Duration‑Frequency Curve Data Tool for the Chesapeake Bay Watershed and Virginia via a structured, risk-based decision process

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CLAIM Posted by will • Mar 21, 2026
While the Data Tool offers valuable insights, its effectiveness is contingent on accurate local data and community engagement in decision-making.
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CLAIM Posted by will • Mar 21, 2026
The use of the Projected Intensity-Duration-Frequency Curve Data Tool is essential for adapting stormwater management to climate change impacts.
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CLAIM Posted by will • Mar 21, 2026
Implementing the guidance from the RAND report can enhance resilience against flooding, benefiting both urban and rural communities in the Chesapeake Bay area.
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CLAIM Posted by will • Mar 21, 2026
The focus on projected change factors may overlook traditional knowledge and localized strategies that have successfully managed stormwater historically.
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CLAIM Posted by will • Mar 21, 2026
Relying heavily on projected change factors may lead to over-engineering stormwater systems, wasting resources without addressing real needs.
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