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Science & Technology

Notification: EPA's Fiscal Year 2021 Financial Statements

Project #OA-FY21-0170, May 14, 2021. The OIG plans to begin our audit of the U.S. Environmental Protection Agency’s fiscal year 2021 financial statements in May 2021.
Leading with Green Infrastructure in Louisville

The Louisville Metropolitan Sewer District developed a plan including green and gray infrastructure to meet the requirements of their 2005 consent decree and 2009 amended version.
Report: The EPA Needs to Further Refine and Implement Guidance to Address Cumulative Impacts and Disproportionate Health Effects Across Environmental Programs

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CEM-Consumer Exposure Model Download and Install Instructions

CEM contains a combination of models and default parameters which are used to estimate inhalation, dermal, and oral exposures to consumer products and articles for a wide variety of product and article use categories.
Report: The EPA Lacks Complete Guidance for the New Chemicals Program to Ensure Consistency and Transparency in Decisions

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Dioxin in Art Studio Ball Clay

An overview of a study that evaluated dioxin exposure through ball art clay in ceramic art studios.
Dioxin at Superfund Sites

This page contains information to help assessors on hazardous waste sites characterize soil contaminated with dioxins.
PFAS Air Emissions Measurement Methods Webinar Archive

This webinar, recorded on October 16, 2024, presented Other Test Method (OTM)-45 and OTM-50, two PFAS source emissions measurement methods that have been developed in collaboration with EPA’s Office of Air Quality Planning and Standards.
Data Standards

Describes EPA data standards and links to other topics related to data standards. TRIBES and related federal standards included.
Regional Highlight - Alaska Lakes Study

NLA 2012 Highlight - Alaska Lakes Study
Addressing Combined Sewer Overflows Using Green Infrastructure

Many communities with combined sewer systems are installing green infrastructure in addition to gray infrastructure projects to more effectively meet their Clean Water Act (CWA) requirements.
Water Quality Standards Regulations: Arizona

Water Quality Standards for Arizona that are EPA-approved or in effect for Clean Water Act purposes.
One Health Webinar Archive

This webinar provides a brief overview of One Health and more information on how EPA is collaborating with our state partners to educate, inform and share best practices on One Health.
Cumulative Impacts: EPA’s Environmental Quality Index (EQI) Webinar Archive

This webinar, recorded August 16th, provided an overview of the Environmental Quality Index methodology, including information on rural/urban differences, as well as a summary of the health outcome research that has been conducted to date.
Cyanobacteria Assessment Network Mobile Application Webinar Archive

Archive page for CyAN mobile application training webinar.
How's My Waterway December Webcast Flyer

Flyer for the December Special Webcast: How's My Waterway
AQS Manuals and Guides

AQS Manuals and Guides
CCL 4 Microbial Contaminants

Learn what microbial contaminants are on the draft CCL 4
CCL 4 Chemical Contaminants

Learn what chemical contaminants are on the CCL 4
EPA’s Registered Antimicrobial Products Effective Against Candida auris [List P]

Search EPA’s list of registered disinfectants for use against SARS-CoV-2, the virus that causes the novel coronavirus (COVID-19).

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