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EPA Region 9 tool models 'escaped trash' density; group requests more documentation and validation

California Water Quality Monitoring Council · October 24, 2025
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

An EPA Region 9 representative introduced a new national mapping tool — the 'escaped trash risk map' — developed with the University of Georgia. Participants praised the model’s potential but asked for technical documentation, on‑the‑ground validation and a webinar to explain methods and assumptions.

An EPA Region 9 participant identified as Bridal described a new mapping tool developed with the University of Georgia that models estimated escaped‑trash density across the United States. "It displays modeled estimate of escape trash density across The US," Bridal said.

Participants noted the model uses Bayesian mixed models and predictors such as…

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