Science & Technology
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Technical Appendices for RSEI Version 2.1, December 2002
These six Technical Appendices accompany the RSEI User's Manual Version 2.1 and provide additional information on the data used in the model.
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Risk-Screening Environmental Indicators (RSEI) Technical Appendices (July 2013)
Technical appendices for the Risk-Screening Environmental Indicators screening tool
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Technical Appendices for RSEI Version 2.1.2, August 2004
These six technical appendices accompany the RSEI User's Manual Version 2.1.2 and provide additional information on the data used in the model
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Ground-Truthing of the Air Pathway Component of the Risk-Screening Environmental Indicators Model, October 1998
This report evaluates the air pathway component of the Office of Pollution Prevention and Toxics’ (OPPT’s) Risk-Screening Environmental Indicators Model
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Risk-Screening Environmental Indicators (RSEI) Model User's Guide
Risk-Screening Environmental Indicators Model User's Guide
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WPEM-Wall Paint Exposure Model: Version 3.2 User’s Guide
WALL PAINT EXPOSURE MODEL (WPEM): Version 3.2 Manuel
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PFOA Stewardship Program Baseline Summary Tables
Baseline data on participating companies' facility emissions and product content of PFOA and related chemicals.
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Bioassessment and Biocriteria Program Status for Maryland: Streams and Wadeable Rivers
Biocriteria Program Status of Alabama
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Peer Review of the Draft Risk Evaluation for Carbon Tetrachloride
Information on the SACC peer review of the draft risk evaluation for carbon tetrachloride
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Series 830 - Product Properties Test Guidelines
links to series 830 test guidelines in docket
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Rinses from Selected Fluorinated and Non-Fluorinated HDPE Containers
On March 5, 2021, EPA released testing data showing PFAS contamination from the fluorinated HDPE containers used to store and transport a mosquito control pesticide product.
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Meeting Materials for the May 21-23, 2013 Scientific Advisory Panel
Meeting Materials for the May 21-23, 2013 Scientific Advisory Panel on Endocrine Disruptor Screening Program (EDSP) Tier I Assay and Battery Performance
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Final National Level Listed Species Biological Evaluation for Imidacloprid
EPA has drafted Biological Evaluations (BEs) for two additional pilot chemicals: Imidaclopridl. The draft BEs are based on interim methods developed in conjunction with FWS, NMFS and USDA in response to the National Academy of Science report.
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Final National Level Listed Species Biological Evaluation for Thiamethoxam
EPA has drafted Biological Evaluations (BEs) for two additional pilot chemicals: Thiamethoxam. The draft BEs are based on interim methods developed in conjunction with FWS, NMFS and USDA in response to the National Academy of Science report.
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Summary of Reporting Requirement Changes due to the CDR Revisions and Small Manufacturing Definition Update Rules
A brief overview on the development of the CDR/ IUR regulations and general requirements for reporting.
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IRIS Multi-Year Agenda (Dec 2015)
This page includes supporting files to the IRIS Agenda.
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Recommendations for Estimating Transport Between Environmental Compartment (Fugacity) for Existing chemicals, including HPV chemicals
provides recommendations for estimating transport between compartments for chemicals
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Engineering Initiative Webinar Series: New Chemical Review Process
Engineering Initiative Webinar Series: New Chemical Review Process
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EPA Letter Acknowledging Receipt of Section 21 Petition
EPA letter acknowledging receipt of TSCA section 21 petition
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Regulation of Biotechnology under TSCA and FIFRA
This site explains how EPA regulates biotechnology under the Toxic Substances Control act and the Federal Insecticide, Fungicide, and Rodenticide Act and how biotechnology can be used.