Science & Technology
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Region 4 Virtual Reading Room - LCP Chemicals Site, Brunswick, GA
Frequently requested region 4 FOIA related documentation about the LCP Chemicals Site in Brunswick, GA
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Regulatory Determination 1 Support Documents for Sulfate
Sulfate Support Documents
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Regulatory Determination 2 Support Document for MTBE
Learn about the support document for MTBE.
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Regulatory Determination 1 Support Documents for Sodium
Sodium Support Document
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EPA Region 4 Air Sensor Loan Programs
EPA R4 now loans portable fine particulate matter (PM2.5) sensors to the public. The program helps drive positive change and improve public health by collecting non-regulatory outdoor air quality data.
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Report: Results of Site Visit to the Wyckoff/Eagle Harbor Superfund Site on Bainbridge Island, Washington
Report: Results of Site Visit to the Wyckoff/Eagle Harbor Superfund Site on Bainbridge Island, Washington
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EPA Response to Request for Reconsideration 12004A, Regarding Drinking Water: Regulatory Determination on Perchlorate
EPA Response to RFR (03/27/2014)
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Electric Vehicle Myths
Facts and myths about electric vehicles.
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How to Cite CMAQ
These publications document the algorithms and performance of the CMAQ model. Publications recommended for citation are grouped according to topic and model version.
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CRACMM
The Community Regional Atmospheric Chemistry Multiphase Mechanism
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U.S. Coral Reefs
Coral reefs are among the most biologically diverse and valuable ecosystems on Earth. This web site describes the importance of coral reefs, threats to them, and ongoing efforts to protect them.
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Guidance Specifying Management Measures for Sources of Nonpoint Pollution in Coastal Waters
EPA publication EPA 840-B-92-002 January 1993 This "management measures" guidance addresses nonpoint pollution in coastal water.
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EPA EcoBox Tools by Exposure Pathways - Soil
Eco-Box is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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EPA EcoBox Tools by Exposure Pathways - Air
Eco-Box is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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EPA EcoBox Tools by Receptors - Habitats and Ecosystems
Eco-Box is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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EPA Scientists Develop Interactive Tool that Provides Water Quality Information about U.S. Freshwater Resources
To help U.S. communities understand national and local water quality issues, our scientists developed Freshwater Explorer.
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EPA Researchers Analyze 30 Years of Data to Understand How Warming Temperatures Will Affect Harmful Algal Blooms in Reservoirs
EPA scientists collaborated with U.S. Army Corps of Engineers to compile and analyze over 30 years of monitoring data from 20 U.S. reservoirs located in Indiana, Kentucky, and Ohio.
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Helping Preserve and Promote the Cultural Significance of Kingsbury Bay and Grassy Point
EPA researchers conducted an HIA assessment on the St Louis River area of concern
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Finding Beneficial Uses for Sediment Dredged from Waterways
EPA researchers developed a tool that helps state and federal agencies and port authorities make decisions for managing dredged material.
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2016 Science Matters Stories
Find links to read EPA Science Matters newsletter stories from 2016 on this page.