Science & Technology

Clean Air Technology Center Products

The Clean Air Technology Center provides resources for emerging and existing air pollution prevention and control technologies and provides public access to data and information on their use, effectiveness and cost.

Cornell Mixing Zone Expert System

This page provides an overview Cornell Mixing Zone Expert System water quality modeling and decision support system designed for environmental impact assessment of mixing zones resulting from wastewater discharge from point sources

Links Related to Anacostia Watershed (Washington, DC/Maryland)

Anacostia Watershed (Washington, DC/Maryland) of the Urban Waters Federal Partnership (UWFP) reconnects urban communities with their waterways by improving coordination among federal agencies and collaborating with community-led efforts.

Reinvesting in the Baltimore Region and its Urban Waters

This document provides background information on the Baltimore region, which was selected for help from the nation’s new Urban Waters Federal Partnership.

Documents and Related Links

Documents issued by ISCORS and links to technical resources.

Technical Support for DFLOW

This page contains common technical support questions related to DFLOW as well as a contact for further questions.

DFLOW

A page containing the basic information and resources for DFLOW 3.1, a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality standards.

Applications and Uses for DFLOW

This page talks about a DFLOW case study and the ability of the EPA and states to evaluate alternative flow statistics.

HAWQS (Hydrologic and Water Quality System)

A water quantity and quality modeling system to evaluate the impacts of management alternatives, pollution control scenarios, and climate change scenarios on the quantity and quality of water at a national scale.

Factsheet: Recommended Binational Phosphorus Targets to Combat Lake Erie Algal Blooms

Great Lakes Water Quality Agreement Nutrients Annex Subcommittee

Definition and Characteristics of Low Flows from DFLOW

This page provides background information on the definition and characteristics of low flows, the relationship between low flows and aquatic life criteria and design flows.

Register for EPA’s Webinar for Building Code Officials on Lead-Based Paint Regulations

EPA is holding a public webinar for building code officials on Thursday, October 16, 2025, from 2-3:30 p.m. ET to provide information on lead-based paint regulations.

Presidential Green Chemistry Challenge: 2005 Academic Award

Presidential Green Chemistry Challenge 2005 award winner, Professor Robin D. Rogers, used ionic liquids to dissolve and process cellulose from wood, cloth, or paper to make new biorenewable or biocompatible materials.

EPA Adds Additional PFAS to the Toxics Release Inventory

EPA announced the automatic addition of a per- and polyfluoroalkyl substance (PFAS) to the list of chemicals covered by the Toxics Release Inventory (TRI).

Regional Removal Management Levels (RMLs) for Chemical Contaminants

The generic regional removal management levels for chemicals are available from this site for download in MS Excel and PDF format.

BenMAP Manual and Supporting Documentation

Read the user manuals and appendices for web-based BenMAP to find an overview of the program, installation instruction and answers to frequently asked questions.

Initiatives and Partnerships for Technologies for Cleaning Up Contaminated Sites

A page about the patnerships and initiatives the Technology Innovation and Field Services Division has created and participated in.

Liberty Utilities Methane Challenge Partner Profile

Partner profile that provides an overview of the company and summary information about its involvement in EPA's voluntary methane programs.

eCDRweb User Guide–Primary Support

This document presents the user guide for the Office of Pollution Prevention and Toxics’ (OPPT) e-CDR web tool. E-CDRweb is the electronic, web-based tool provided by the Environmental Protection Agency (EPA) for the submission of Chemical Data Reporting (CDR) information. This document is the user guide for the Primary Support user of the e-CDRweb tool.

Meeting Information for the June 11-14, 2019 Scientific Advisory Panel