Science & Technology

2014-2016 Version 7 Air Emissions Modeling Platforms

The 2014-2016 Version 7 emissions modeling platforms are based on 2014 NEIv2.

EPA and Port Everglades Partnership: Emission Inventories and Reduction Strategies

EPA’s Office of Transportation and Air Quality and Port Everglades announced a voluntary partnership to study mobile source emissions. Through this partnership, EPA and PEV agreed to work together to develop baseline and future year emission inventories.

Southern Nevada Perchlorate Cleanup Project

An overview of a perchlorate cleanup project in southern nevada that includes a timeline

Including Energy Efficiency and Renewable Energy Policies in Electricity Demand Projections

Find more information on how state and local air agencies can identify on-the-books EE/RE policies, develop a methodology for projecting a jurisdiction's energy demand, and estimate the change in power sector emissions.

2012 Chemical Data Reporting Training Modules

The following seven training modules were developed to assist those who may be required to submit reports in 2012 in response to the Chemical Data Reporting (CDR) under TSCA.

2016 Chemical Data Reporting Training Modules

The following seven training modules were developed to assist those who may be required to submit reports in 2012 in response to the Chemical Data Reporting (CDR) under TSCA.

TSCA Chemical Data Reporting Fact Sheet: Reporting Manufactured Chemical Substances from Metal Mining and Related Activities

This fact sheet provides guidance on the Chemical Data Reporting (CDR) rule requirements related to the reporting of mined metals, intermediates, and byproducts manufactured during metal mining and related activities.

Essential Principles for Reform of Chemicals Management Legislation

EPA's existing chemicals programs address pollution prevention, risk assessment, hazard and exposure assessment and/or characterization, and risk management for chemicals substances in commercial use.

The Frank R. Lautenberg Chemical Safety for the 21st Century Act: First Year Implementation Plan

Frequent questions for the Frank R. Lautenberg Chemical Safety for the 21st Century Act (TSCA21).

Identifying Existing Chemicals for Prioritization under TSCA

This document describes the general approaches EPA may consider for identifying existing chemicals as potential candidates for prioritization.

Full Text of the Frank R. Lautenberg Chemical Safety for the 21st Century Act

Text of the Frank R. Lautenberg Chemical Safety for the 21st Century Act (TSCA21).

NAFTA Guidance Document for Conducting Terrestrial Field Dissipation Studies

Harmonized guidance for TFD studies that demonstrate transformation, transport and fate of pesticides under representative actual use conditions. Field studies substantiate physicochemical, mobility and biotransformation data from laboratory studies.

T-REX Version 1.5 User's Guide for Calculating Pesticide Residues on Avian and Mammalian Food Items

This document will provide directions on how to use T-REX and will explain how to estimate exposure concentrations and risk quotients for birds and mammals.

STIR Version 1.0 User's Guide for Pesticide Inhalation Risk

STIR estimates inhalation-type exposure based on pesticide-specific information. It also estimates spray droplet exposure using the application method and rate and then compares these exposure estimates to avian and mammalian toxicity data.

Finalization of Guidance on Incorporation of Water Treatment Effects on Pesticide Removal and Transformations in Drinking Water Exposure Assessments

The guidance discusses how EFED considers and uses data on pesticide removal resulting from drinking water treatment processes.