Collections and Lists
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Exposure Assessment Tools by Media - Food
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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Researchers at Work
Use this page to find EPA researchers by their research area and learn more about them and their work.
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Section 608 Technician Certification
Overview page with information about certification of technicians who maintain, service, repair, or dispose of equipment that could release ozone depleting refrigerants or, after January 1, 2018, substitute refrigerants into the atmosphere.
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Clean Air Act Permitting in Kentucky
Information on air permitting in Kentucky and EPA's oversight.
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Checklist for Refrigerant Reclaimers Seeking EPA Certification
Provides a list of the items that companies must submit to the EPA Section 608 Recycling Program Manager in order to be listed as an EPA-certified refrigerant reclaimer.
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What EPA Is Doing About Climate Change
Common-sense steps to help address the challenge of climate change.
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Criminal Press Releases - 2025
This is a list of press releases announcing results of EPA criminal cases adjudicated in U.S. courts for 2022.
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OHD004253225 Documents, Photos and Graphics
Highlighted documents for OHD004253225, BWAY PACKAGING CORPORATION, CINCINNATI, OH 45244
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Managing Refrigerant Emissions
Access information on EPA's efforts to address ozone layer depletion by reducing emissions of refrigerants from stationary refrigeration and air conditioning systems and motor vehicle air conditioning systems.
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EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Idaho SIP
EPA approved nonregulatory provisions and quasi-regulatory measures in the Idaho air quality State Implementation Plan (SIP) (40 CFR Part 52.670(e)).
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Drinking Water Models, Tools, and Methods
Comprehensive list of models, tools, and analytical methods for drinking water.
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Drinking Water Treatment Technology Unit Cost Models
This page contains models by which federal laws and executive orders require EPA to estimate compliance costs for new drinking water standards.
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LaPlace, Louisiana - Frequent Questions
Frequent questions related to chloroprene in LaPlace, LA
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Alabama-Coushatta Tribe of Texas Eastside WWTP - NPDES Permit No. TX0052809
Alabama-Coushatta Tribe of Texas Eastside WWTP - NPDES Permit No. TX0052809
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Final National Level Listed Species Biological Evaluation for Carbaryl
EPA has drafted Biological Evaluations (BEs) for two additional pilot chemicals: carbaryl, and methomyl. The draft BEs are based on interim methods developed in conjunction with FWS, NMFS and USDA in response to the National Academy of Science report.
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Final National Level Listed Species Biological Evaluation for Methomyl
EPA has drafted Biological Evaluations (BEs) for two additional pilot chemicals: carbaryl, and methomyl. The draft BEs are based on interim methods developed in conjunction with FWS, NMFS and USDA in response to the National Academy of Science report.
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Abiquiu Mutal Domestic Water & Sewer Works Association - NPDES Permit No. NM0024830
Abiquiu Mutal Domestic Water & Sewer Works Association - NPDES Permit No. NM0024830
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EPA Approved Regulations in the Pennsylvania SIP
Pennsylvania SIP, Chapter 126, Section 126.401 thru 126-451
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Webform Field Elements
Webform elements, a.k.a., "field types," allow you to add capabilities to your web form. There are several field types available, and each field type can be customized to perform a specific task.
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EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the New Jersey SIP
This section sets forth the applicable State Implementation Plan (SIP) for New Jersey under section 110 of the Clean Air Act, as amended, 42 U.S.C. 7401 et seq., and 40 CFR part 51 to meet National Ambient Air Quality Standards.