Science & Technology

TracMyAir Web Application for Researchers

The TracMyAir is a web application that predicts near real-time individual air pollution exposure and dose. The primary users for the web app are scientists conducting epidemiologic and field studies of air pollution.

Peer Review of the EPA TSCA Screening Level Approach for Assessing Ambient Air and Water Exposures to Fenceline Communities

TSCA SACC Fenceline Meeting Announcement

TracMyAir

TracMyAir is a web application air pollution exposure model that estimates a person’s daily exposure to outdoor-generated fine particulate matter (PM2.5) and ozone. The TracMyAir web app is an efficient and cost-effective tool for researchers.

Greenhouse Gas Equivalencies Calculator - Revision History

Describes the updates made to the Greenhouse Gas Equivalencies Calculator since it was first posted on EPA’s website in February 2008.

Lead Performance Evaluation Program (Pb-PEP)

Documents for the Pb-PEP program

Air Toxics Monitoring National Program Reports

This page contains links to associated documents linked to on main Air Toxics monitoring page.

CSN - Shipping and Handling Quality Assurance Project Plans (QAPPs) and Standard Operating Procedures (SOPs)

Quality Assurance Project Plan (QAPP) and Standard Operating Procedures (SOPs)

Quality Assurance Project Plan (QAPP) for the Analysis of Chemical Speciation Network (CSN) Samples

Quality Assurance Project Plan for CSN

MOFAT: A Two-Dimensional Finite Element Program for Multiphase Flow and Multicomponent Transport

MOFAT is a two-dimensional, finite element model for simulating coupled multiphase flow and multi-component transport in planar or radically symmetric vertical sections.

Understanding PFAS in the Environment

Per- and polyfluoroalkyl substances, or PFAS, are a large group of manufactured chemical compounds that are used in many valuable consumer and industrial products.

SeqAPASS Version 4.0 Adds New Interactive Help Menus and Interoperability with Other Online EPA Tools

EPA scientists have recently released version 4.0 of the Sequence Alignment to Predict Across Species Susceptibility (SeqAPASS) tool.

Protecting Communities with Safe, Sustainable Materials Management

Construction and demolition debris (CDD)—or the solid waste generated by construction and demolition projects—represents a signiﬁcant portion of total solid waste ﬂow in the United States.

Meet EPA Researcher Stuart Willison, Ph.D.

EPA researcher Stuart Willison characterizes chemical contamination for a wide range of chemicals, including Chemical Warfare Agents and unregulated chemicals.

South Florida Ecosystem Assessment: Everglades Water Management, Soil Loss, Eutrophication and Habitat - EPA 904-R-00-003, September 2000

Documents 1993 to 1996 baseline conditions in the Everglades and Big Cypress prior to ecosystem restoration efforts.

Hydrocarbon Spill Screening Model (HSSM) en Español

HSSM simula el flujo de la fase LNAPL (líquidos livianos en fase no acuosa) y el transporte de un componente químico por estos líquidos desde la superficie hasta las napas freáticas.

Structured Decision Making: Increasing Community Resilience

This Structured Decision Making StoryMap explains the six-step SDM process and provides guidance for its use. Each section of the StoryMap provides details about a different step of the SDM process, supported by case study examples from across the U.S.

Community Case Studies: Practical Applications of Ecosystem Services and Structured Decision Making

Community Case Studies: Practical Applications of Ecosystem Services and Structured Decision Making tells the story of communities across the U.S. that have worked with EPA to address diverse community challenges using SDM concepts. This StoryMap uses maps