Data and Tools

Solvent Substitutions Reported to TRI

Description of how to use TRI data to help identify opportunities for solvent substitution, including an interactive Qlik table with summary information from TRI comments.

General Conformity Training Module II: Key Concepts

Module II provides how these regulations are applicable to federal actions, the conformity requirements and the review process.

General Conformity Training Module 3.5: Demonstrating Conformity

Module 3.5 describes how a federal demonstrates conformity.

General Conformity Training Module 4.1: State, Tribal, and Local Involvement

Module 4.1 explains houw State, tribal and local air quality agencies have a number of responsibilities under the General Conformity Regulations and what they are.

General Conformity Training Module 2.1: Applicability Process

Module 2.1 explains how emissions from the total action are used to determine if they exceed the de minimis levels.

General Conformity Training Module 1.2: Who and How

Module I provides an overview of the program purpose. 1.2 describes who makes the General Conformity Determination and how it is done.

General Conformity Training Module 3.3: Response to Emergency Events

Module 3.3 provides detailed information on how federal agencies respond to emergencies and allowances under the General Conformity Regulations.

General Conformity Training Module 2.2: Emissions and Review

Module 2.2 provides a definitions for direct and indirect emissions, and how emissions are evaluated under General Conformity Regulations.

EPI Suite™-Estimation Program Interface

EPISuite predicts various physical-chemical properties and environmental fate endpoints and also include models for environmental transport. Running the tool will give the user an indication of the transport and persistence of a chemical

RadTown Radioactive Atom Activity 5: Half-Life

When a radioactive atom decays, it becomes a different element. The amount of time that it takes one half of the atoms present to decay is called “half-life.” Help your students understand half-life with this free classroom activity.