Science & Technology

2002 Report to Congress: Evaluating the Consensus Best Practices Developed through the Howard Hughes Medical Institute’s Collaborative Hazardous Waste Management Demonstration Project

This report discusses a collaborative project initiated by the Howard Hughes Medical Institute (HHMI) to establish and evaluate a performance-based approach to management of hazardous wastes in the laboratories of academic research institutions.

Pre-Incident Planning for Waste Management Poster and Brochure

These documents (poster and brochure) are designed for local communities (including cities, counties, tribes, etc.) who are encouraged to create disaster debris management plans.

Support Documents for Chlorinated Phosphate Ester Cluster Section 21 Petition

Documents supporting the Section 21 petition submitted by Earthjustice.

Support Documents for Prohibiting the Use of Hydrofluoric Acid at Oil Refineries Section 21 Petition

Support Documents for Section 21 Petition to Ban Hydrofluoric Acid

Support Documents for Asbestos Reporting Rule Section 21 Petition

Meteorological Process Overview

Meteorology is an important component to air quality modeling. This pages describe how CMAQ accounts for different meteorological processes, like radiation and cloud transport.

Policy and Technical Guidance

EPA provides information on voluntary mobile source emission reduction policies when innovative strategies are used to reduce air pollution from cars, trucks and other transportation sources.

Ouachita River Study Fact Sheets

EPA scientists worked with stakeholders in Ouachita Parish, Louisiana to explore ways to enhance community resiliency in the face of historic flooding along the Ouachita River.

Nature’s Benefits: The Card Game

Information about Nature's Benefits: The Card Game, including a description of the game, how to download, instructions for playing, and about the teacher planning guide.

About Our Research

The Office of Research and Development is EPA’s research organization, manages its research facilities, and leads the research planning process.

Air Sensor Use and Study Design

Landing page for air sensor use and study information.

How to Use Air Sensors: Air Sensor Guidebook

The air sensor technology market is expanding as more companies make lower-cost portable monitors available to the public.

Past Research Projects Using Air Sensor Technology

Research projects by EPA are highlighted to show the types of studies that have been conducted to develop air sensor technology, evaluate performance and support air quality measurement needs by communities, industry and others.

What Do My Sensor Readings Mean? Sensor Scale Pilot Project

Content to be provided later.

Evaluation of Emerging Air Sensor Performance

This page provides research results of studies to evaluate the performance and accuracy of air sensor techology.

EPA Unmix 6.0 Fundamentals & User Guide

Unmix seeks to solve the general mixture problem where the data are assumed to be a linear combination of an unknown number of sources of unknown composition, which contribute an unknown amount to each sample.

Review of Well Operator Files

EPA conducted a survey of onshore oil and gas wells hydraulically fractured by 9 oil and gas service companies in 2009 and 2010.

Investigation of possible wellbore cement failures during hydraulic fracturing operations

Researchers used the peer-reviewed TOUGH+ geomechanics computational software and simulation system to investigate the possibility of fractures and shear failure along vertical wells during hydraulic fracturing operations.

AQS PEAT

AQS Wind Speed and direction parameter change