About EPA
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Region 7 Quality Management Plan
Adherence to EPA Quality Manual for Environmental Programs, CIO 2105-P-01, May 5,
2000, EPA requires each organizational unit to develop a quality management plan per the specifications in EPA Requirements for Quality
Management Plans, EPA QA R-2. -
Investments in Pollution Prevention
Learn about EPA's Infrastructure Investment and Jobs Act funding for pollution prevention.
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EPA Deputy Administrator
Biography of EPA's Deputy Administrator.
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Investments in Electric and Low-emission School Buses
Learn about EPA's Infrastructure Investment and Jobs Act funding for healthier air for school children, including investments in electric and reduced carbon school buses.
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EPA Region 1 (New England)
Links to key issues, environmental information, regional training/workshops, news & contact information for New England.
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Scientific Leadership
EPA's Scientific Leadership programs provide coordination in cross-Agency science and science policy. Program areas include Risk Assessment, Science and Technology Policy, and Human Subjects Research.
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Framework for Ecological Risk Assessment
This is the first step in a long-term effort to develop risk assessment guidelines for ecological effects. Its primary purpose is to offer a simple, flexible structure for conducting and evaluating ecological risk assessment within EPA.
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Guiding Principles for Monte Carlo Analysis
EPA's 1997 policy for using Monte Carlo analysis for analyzing variability and uncertainty in risk assessments.
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Guidelines for Neurotoxicity Risk Assessment
These Guidelines set forth principles and procedures to guide EPA scientists in evaluating environmental contaminants that may pose neurotoxic risks, and inform Agency decision makers and the public about these procedures.
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Guidelines for Ecological Risk Assessment
1998 guidelines are provided to improve the quality and consistency of EPA's ecological risk assessments.
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FAQs About Update of Standard Default Exposure Factors
This guidance supersedes and replaces certain portions of OSWER Directive 9285 .6-03.
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Request for Correction: Herculaneum Lead Smelter Site, Herculaneum, MO
Information received for request for correction submitted on behalf of Herculaneum Lead Smelter Site, Herculaneum, Missouri
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About the Acting Administrator for EPA's Region 9 Office in San Francisco
Biography of Josh F.W. Cook, who serves as the Regional Administrator for the U.S. Environmental Protection Agency’s Region 9 based in San Francisco, California.
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EPA Pacific Southwest (Region 9) Laboratory Regional Science Council (RSC)
EPA Region 9 Laboratory Regional Science Council Contacts.
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Respuesta ante el incendio de baterías de Vistra, Moss Landing: Preguntas frecuentes
Preguntas frecuentes sobre la respuesta ante el incendio de baterías de Vistra, Moss Landing.
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Moss Landing Vistra Battery Fire Response: Frequently Asked Questions
Frequently asked questions about the Moss Landing Vistra Battery Fire Response.
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Respuesta ante el incendio de baterías de Vistra, Moss Landing
Estamos comprometidos a hacer nuestro trabajo con respeto hacia la comunidad y las partes interesadas locales de Moss Landing. La transparencia y la participación comunitaria a lo largo de todo el proceso son fundamentales para nuestro enfoque.
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Legal Settlements in Arizona
Collection of legal settlements related to civil administrative penalty proceedings in Arizona.
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September—October 2021 Newsletter
Check out our newsletter for stories on the EPA Administrator’s visits to Arizona and California, an environmental justice partnership in California, Children’s Health Month, a plan for addressing “forever chemicals” and more!
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Administrator Lee Zeldin Travels to Los Angeles to Survey Wildfire Rebuilding Efforts, View Seizure of Illegal Pesticides, and Highlight Agency Effort to Reduce Food Waste
On Wednesday, June 24, 2026, EPA Administrator Lee Zeldin visited Los Angeles, California, to spotlight agency commitments on reducing food waste, wildfire rebuilding efforts, stopping illegal pesticides, and wastewater reclamation.