About EPA
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EPA Releases Preliminary 2024 TRI Data
LIstserv announcing preliminary 2024 TRI data
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Get Started With Web Content
Resources to introduce you to content development principles and guidance, including checklists and content approval, to Drupal WebCMS where all www content is created and maintained, and the Static Web Server which is only for legacy www3 content.
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EPA Settles Alleged Lead-Based Paint Violations with St. Louis Renovation Companies
EPA Settles Alleged Lead-Based Paint Violations with St. Louis Renovation Companies
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January—March 2025 Newsletter
January—March 2025 Newsletter: Fires in California, A New Leader Tours the Pacific Southwest, and More.
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EPA Grants Arizona Primacy to Protect Underground Water Resources
EPA announced a final rule approving the State of Arizona’s request to administer all classes of underground injection wells under the Safe Drinking Water Act (SDWA).
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National Estuary Program Success Stories
This document contains numerous examples of National Estuary Program Success Stories.
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Library Services for the Public
EPA Library services for employees and the public.
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About the EPA National Library Network
About the Library Network
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EPA Announces Settlement with St. Paul Brass for Alleged Violations of the Clean Air Act in Minnesota
Today, U.S. Environmental Protection Agency (EPA) announced a settlement with the St. Paul Brass Foundry Co. for alleged violations of the Clean Air Act in March 2023 at a facility at 954 Minnehaha Ave. in the Frogtown neighborhood of St. Paul, Minnesota.
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ICYMI: EPA Launches Successful Feed It Onward Initiative to Fight Food Waste at Scott Air Force Base
EPA Administrator Lee Zeldin announced the launch of Feed It Onward, a new national initiative aimed to limit food waste by partnering food donors with communities across the country and help America’s farmers, service members and business owners.
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Publishing Information about Conferences, Including Registration Information
You have different options for how and where you post registration and other information about conferences, whether attendees must submit credit card information or not.
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EPA Superfund: Electronic Data Submission for Multi-Regions, EDD
Access information about standardized electronic data deliverables for five EPA regions.
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How Superfund Cleans Up Sediment Sites
Learn how the Superfund program cleans up sediment sites through Investigation, Remedy Selection, Remediation and Follow Up.
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Community Advisory Groups at Superfund Sites: Quick Reference Page (Spanish-Puerto Rican Translation)
Learn about Community Advisory Groups in Spanish-Puerto Rican. La intención es proveer un foro público para que miembros de la comunidad puedan presentar sus puntos de vista y discutir sus necesidades relativas al proceso de decisión del Superfondo.
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Community Advisory Groups at Superfund Sites: Quick Reference Page (Spanish-Mexican Translation)
Learn about Community Advisory Groups in Spanish-Mexican. La intención es proveer un foro público para que miembros de la comunidad puedan presentar sus puntos de interés y discutir sus necesidades relativas al proceso de decisión del Superfondo.
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Technical Guide For Addressing Petroleum Vapor Intrusion At Leaking Underground Storage Tank Sites
This document is intended for use at any site subject to petroleum contamination from underground storage tanks where vapor intrusion may be of potential concern. It is applicable to both residential and non-residential settings.
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EPA Spreadsheet for Modeling Subsurface Vapor Intrusion
Johnson and Ettinger model
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Background Indoor Air Concentrations of Volatile Organic Compounds in North American Residences (1990 – 2005): A Compilation of Statistics for Assessing Vapor Intrusion
This technical report presents a summary of indoor air studies that measured background concentrations of VOCs in the indoor air of thousands of North American residences and an evaluation and compilation of their reported statistical information.
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Conceptual Model Scenarios for the Vapor Intrusion Pathway
This report provides simplified simulation examples to illustrate graphically how subsurface conditions and building-specific characteristics determine the distribution chemical distribution and indoor air concentration relative to a source concentration.
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Indoor Air Vapor Intrusion Mitigation Approaches
The National Risk Management Research Laboratory has developed a technology transfer document regarding management and treatment of vapor intrusion into building structures. This document describes the range of mitigation technologies available.