Cumulative Impacts
Pursuant to a permanent injunction issued by the U.S. District Court for the Western District of Louisiana on August 22, 2024, EPA will not impose or enforce any disparate-impact or cumulative-impact-analysis requirements under Title VI against any entity in the State of Louisiana. Click here for additional and updated information.
Discover information from EPA about cumulative impacts work and research.
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Cumulative Impacts Explained
Learn about EPA's current understanding of Cumulative Impacts.
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Considering Cumulative Impacts at EPA
Learn what EPA is doing to consider Cumulative Impacts in Agency processes.
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Tools and Resources
Discover research and tools related to EPA's understanding of Cumulative Impacts.
Content Related to Cumulative Impacts
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EPA Releases Updated Legal Guidance on Identifying, Addressing Cumulative Impacts to Advance Environmental Justice, Equity
EPA News Release: EPA Releases Updated Legal Guidance on Identifying, Addressing Cumulative Impacts to Advance Environmental Justice, Equity
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Watershed Assessment Research
EPA's research to support aquatic resource monitoring and assessment, characterizing aquatic resource responses to cumulative impacts, and estimating economic benefits of water quality improvements to protect and restore aquatic resources.
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Cross-EPA Panel Convenes for Discussion on Cumulative Impacts Research and Regulatory Activities
Five panelists from across EPA recently gathered for a public discussion moderated to talk about the Agency’s research and regulatory activities on cumulative impacts.
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EPA Researchers Release Cumulative Impacts Report, Prioritizing Environmental Justice in New Research Cycle
A new report defines cumulative impacts and shows the various research areas that can use this evolving concept to address environmental health issues.
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Cumulative Impact Assessment Webinar: Research and Regulatory Activities at EPA
This webinar was a moderated panel of representatives from several EPA offices working to incorporate cumulative impacts into research, policy, law, and decision making.