Science & Technology
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A Message to Our Stakeholders
We welcome ideas from the public about how to obtain additional perspectives on the complex scientific issues that are discussed at IRIS bimonthly public science meetings.
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Regional Human Health Risk Assessment Supplemental Guidance
This supplemental guidance specific to Region 4 Human Health Risk Assessments provides direction and does not constitute rulemaking by the Agency.
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Regional Ecological Risk Assessment (ERA) Supplemental Guidance
This supplemental guidance specific to Region 4 Ecological assessments provides direction and does not constitute rulemaking by the Agency.
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Tire Crumb Research: Public and Stakeholder Engagement Resources
Links to public and stakeholder engagement resources regarding tire crumb research for playing fields and playgrounds can be found here.
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Voluntary School and Child Care Lead Testing and Reduction Grant Program Summary Data
3Ts - Lead Testing in Schools and Child Cares - Program Summary Dashboard
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Virgin Islands Water and Power Authority - Unit 22, at the Krum Bay Facility St. Thomas, VI
A new resource recovery facility capable of generating 77 MW
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Energy Answers Arecibo, LLC/Energy Answers Arecibo Puerto Rico Renewable Energy Project, PR
A new resource recovery facility capable of generating 77 MW
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Trigen–Nassau Energy Corporation Uniondale, NY
A new resource recovery facility capable of generating 77 MW
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Hovensa, LLC Christiansted, VI (SCR Project)
A new resource recovery facility capable of generating 77 MW
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Hovensa, LLC Christiansted, VI (Ultra Low NOx Project)
A new resource recovery facility capable of generating 77 MW
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Hovensa, LLC Christiansted, VI (Low Sulfur Fuel Project)
A new resource recovery facility capable of generating 77 MW
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BEIS References
These documents describe the Biogenic Emission Inventory System (BEIS), which estimates volatile organic compound (VOC) emissions from vegetation and nitric oxide (NO) emissions from soils.
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Biosolids
Explore key documents and learn about the scientific basis for biosolids management, including application to soils.
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Environmental Modeling
EPA's modeling community is working to gain insights into certain parts of a physical, biological, economic, or social system by conducting environmental assessments for Agency decision making to complex environmental issues.
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Frequent Questions about Estuary Data Mapper (EDM)
Frequent questions on Estuary Data Mapper, a tool for geospatial data discovery, visualization, and data download for any of the approximately 2,000 estuaries and associated watersheds in along the five US coastal regions
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Hovensa, LLC Christiansted, VI (FCCU)
A new resource recovery facility capable of generating 77 MW
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Hovensa, LLC Christiansted, VI (Lower NOx Emissions Project)
A new resource recovery facility capable of generating 77 MW
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Hovensa St. Croix, VI
A new resource recovery facility capable of generating 77 MW
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American Re-Fuel Company of Hempstead Westbury, NY
A new resource recovery facility capable of generating 77 MW
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Additional Resources
Additional Resources