Learn the Issues
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National Aquatic Resource Surveys
EPA reports information on the condition of our nation's waters using probabilistic surveys. The National Aquatic Resource Surveys assess the status of and changes in water quality of the nation's coastal waters, lakes, rivers and streams, and wetlands.
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Climate Adaptation and Contaminated Site Management
EPA programs work with communities to ensure the proper management of hazardous and non-hazardous wastes now and in the future.
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Air Quality Dispersion Modeling - Related Model Support Programs
Programs and utilities that are used in support of some of the dispersion models listed here. Note that utilities designed for use with particular models will be found with those models.
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EPA Makes it Easier to Find Information on Pesticide Registration Review Actions
To increase transparency and ensure information is easily accessible, EPA has created a new web-based table of the most recent pesticide registration review actions.
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Air Quality Dispersion Modeling - Screening Models
Models that are often applied before applying a refined air quality model to determine if refined modeling is needed.
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Pesticide Environmental Stewardship Program Grants
Overview of new Pesticide Environmental Stewardship Program Grants
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EPA Proposes Registration of Products Containing Bacillus velezensis strain RTI301 and Bacillus subtilis strain RTI477, New Microbial Active Ingredients
EPA is proposing to register five biopesticide products containing Bacillus velezensis strain RTI301 and/or Bacillus subtilis strain RTI477, two new microbial active ingredients
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Pesticide Environmental Stewardship Program (PESP)
PESP is an EPA partnership program that works with the nation's pesticide-user community to promote IPM practices. Pesticide users can reduce the risks from pests and pesticides. Members include organizations and companies in the pesticide-user community.
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Kwik Trip, Inc. d/b/a Kwik Star #1293 - Clean Water Act Public Notice
The EPA is providing notice of a proposed Administrative Penalty Assessment in the form of an Expedited Settlement Agreement against Kwik Trip, Inc. d/b/a Kwik Star #1293 for alleged violations at the Sioux City, Iowa facility.
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EPA Response to RFR 16002A; issued 06/08/2023
This page contains the Agency's response to Request for Reconsideration 16002A
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Community Involvement
The goal of Superfund community involvement is to advocate and strengthen early and meaningful community participation during Superfund cleanups.
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Documents provided in the October 21, 2021 Union Pacific response to EPA
Read Union Pacific Railroad’s response and the documents they provided to EPA on October 21, 2021
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Emergency Response Alternatives
Based on the National Contingency Plan, EPA defines the following types: classic emergencies, requiring on-site activities within minutes/hours; time-critical actions, which must occur within 6 months; and non-time-critical actions, which can take longer.
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The Federal Emergency Management Agency's National Incident Management System
The NIMS provides an integrated framework defining the roles and responsibilities of federal, state and local first responders, developed with responders from different jurisdictions and disciplines, to better work together during emergency events.
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Emergency Planning and Response Authorities
The federal government's responsibilities for emergency response are established by statute and by executive orders issued by the President.
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National Response System
The NRS, a multi-layered system of individuals and teams, routinely and effectively responds to a wide range of oil and hazardous substance releases. The National Contingency Plan (NCP) provides the framework for NRS and establishes how it works.
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National Response Framework (NRF)
The NRF establishes a single, comprehensive approach to domestic incident management to prevent, prepare for, respond to, and recover from terrorist attacks, major disasters, and other emergencies. Built on the National Incident Management System template.
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EPA's On-Scene Coordinators (OSCs)
These are the federal officials responsible for monitoring or directing responses to all oil spills and hazardous substance releases reported to the government. They are responsible for assessment, monitoring, response assistance, and evaluation.
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Program 3 applicability and NAICS code determination
A covered process that is ineligible for Program 1 will be subject to Program 3 requirements if the process is in one of ten specified North American Industrial Classification System (NAICS) codes, or is subject to the OSHA Process Safety Management (PSM) standard (40 CFR Part 68.10(d)). When determining Program…
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What does "same industrial group" mean?
Operations at a site that belong to the same three-digit North American Industry Classification System (NAICS) code prefix (which has replaced the old SIC codes) belong to the “same industrial group. In addition, where one or more operations at the site serve primarily as support facilities for the main operation…