Science & Technology
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FY 2025 U.S. Chemical Safety and Hazard Investigation Board Management Challenges
At a Glance, December 6, 2023. The OIG is required by statute to prepare an annual report summarizing what the OIG considers the “most serious management and performance challenges facing the agency.”
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Competitiveness Implications of Environmental Regulations: Case Studies (1992- 1997)
This collection of reports is part of a series of case studies designed to examine Michael Porter’s hypothesis that innovative companies responding to environmental regulation can create competitive advantage through lower costs or higher sales.
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Report: U.S. Chemical Safety and Hazard Investigation Board Fiscal Year 2025 Financial Statement Audit
U.S. Chemical Safety and Hazard Investigation Board Fiscal Year 2025 Financial Statement Audit
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Uncertainty and Variability
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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Bronx Harlem Gallery
Bronx Harlem gallery test page
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Urban Waters and the Western Lake Erie Basin near Toledo (Ohio)
This page provides background information on the Western Lake Erie Basin area one of the 18 Designated Urban Waters Locations.
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Program Contacts for Western Lake Erie Basin
This page has the contact information for people working with the Western Lake Erie Basin urban waters partnership location
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AMTIC - Ambient Monitoring Archive for HAPs
This page contains data for the Air Monitoring Archive
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Granite Countertops and Radiation
This overview page provides information about granite countertops and radiation. To reduce your risk of lung cancer, you should test the air in your home for radon.
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Ozone Layer Protection
Science information about Earth's stratospheric ozone layer protecting humans and earth from the sun's ultraviolet (UV) rays
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GHG Emission Factors Hub
This resource provides organizations with an easy-to-use and transparent set of default emission factors for organizational greenhouse gas reporting.
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Urban River: Merrimack River
Information on the efforts of the US EPA, the Commonwealth of Massachusetts, the municipalities within the Merrimack River and nongovernmental organizations to improve the water quality of the Merrimack River.
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Air Emissions Modeling
The site documents and makes available the Agency's latest emissions inventory data formated for use in temporal, spatial, and speciation emissions modeling.
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2017 Emissions Modeling Platform Technical Support Document
This document describes how the emission inventories were prepared for air quality modeling by the U.S. Environmental Protection Agency (EPA) for criteria air pollutants to represent the year of 2017
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Radiological Decontamination Query Tool
Get access to information contained in published technology evaluation reports through the Radiological Decontamination Query Tool.
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Lead Service Line Identification Test Bed
EPA researchers installed a test bed at EPA’s Edison Environmental Center in New Jersey to test emerging and commercially available, minimally invasive lead service line identification technologies.
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EPA Websites with Environmental Test Method and Monitoring Information
EPA websites that include methods and testing information.
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Chronology of EPA Emission Test Methods 2020
Chronology of EPA Emission Test Methods 2020
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Scenario Analysis of the Impact on Drinking Water Intakes from Bromide in the Discharge of Treated Oil and Gas Wastewater
EPA scientists created different scenarios for conventional commercial wastewater treatment plants that treat oil and gas wastewaters to evaluate the impact from bromide in discharges by the CWTP plants.
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Summary of Nevada's Water Reuse Guideline or Regulation for Potable Water Reuse
Nevada (State Regulation) | Source water: Treated municipal wastewater | End use: Potable water reuse