Science & Technology
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Chemistry Assistance Manual for Premanufacture Notification Submitters under TSCA
The purpose of this book is to assist submitters in the technical aspects of Premanufacture Notice preparation.
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Non-confidential List of TSCA New Chemical Exposure Limits, (updated March 2018)
The table on this page is intended to reflect legal requirements contained in TSCA section 5(e) Orders and/or section 5(a)(2) Significant New Use Rules (SNURs).
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Significant New Use Rules on Certain Chemical Substances
Document page for pre-pub.
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AgSTAR Webinar: Federal Financing Resources for Anaerobic Digesters
Presentations from the webinar
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Exposure Assessment Tools by Approaches - Direct Measurement (Point-of-Contact Measurement)
EPA ExpoBox 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, mode
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Exposure Assessment Tools by Chemical Classes - Nanomaterials
EPA ExpoBox 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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Exposure Assessment Tools by Chemical Classes - Other Organics
EPA ExpoBox 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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Exposure Assessment Tools by Media - Soil and Dust
EPA ExpoBox 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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Generating High-Quality Turbidity Data in Drinking Water Treatment Plants to Support System Optimization and Monitoring
Best practices for water treatment facility staff using data from continuous reading turbidimeters to determine compliance with drinking water regulatory requirements.
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Lead Modeling Peer Review
The focus of the peer review will be on gathering expert scientific input on the use of draft modeling approaches for developing health-based benchmarks for lead in drinking water.
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Lead and Copper Rule Revisions White Paper
The Lead and Copper Rule (LCR) Revisions White Paper provides examples of regulatory options to improve the existing rule. The paper highlights key challenges, opportunities, and analytical issues presented by these options.
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Perchlorate Peer Reviews
Describes the perchlorate model peer review process and outcome.
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Science Advisory Board Evaluation of the Effectiveness of Partial Lead Service Line Replacements
Report of the Science Advisory Board (SAB) to evaluate the current scientific data to determine the effectiveness of partial lead service line replacements (PLSLR) in reducing drinking water lead levels.
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Drinking Water Contaminant Candidate List (CCL) and Regulatory Determination
Learn about EPA's drinking water Contaminant Candidate List and Regulatory Determinations.
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Fluoride in Drinking Water
EPA is expeditiously reviewing new scientific information on potential health risks of fluoride in drinking water
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Research in Environmental Economics - NCEE Working Paper Series
environmental economics working paper series
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Lists of EPA-Compliant Alternative Fuel Conversion Systems
The conversion systems on these lists have been certified by EPA as meeting applicable emission standards and are exempt from the Clean Air Act tampering prohibition.
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Practical Considerations When Using Wildfire Smoke Data in Economic Analyses
Working paper titled "Practical Considerations When Using Wildfire Smoke Data in Economic Analyses"
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Tailings Dam Failures and Natural Hazards in the US
Working paper titled "Tailings Dam Failures and Natural Hazards in the US"
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EPA Research to Support States
EPA research supports states working on the front lines of protecting public health and the environment. By partnering with ORD, states have full access to EPA research, including science-based tools, approaches and methods, technical support and training.