Science & Technology
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2013/2014 EPA Urban Waters Small Grants Request for Proposals Questions and Answers
2013/2014 EPA Urban Waters Small Grants Request for Proposals Questions and Answers
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Submitting Information on TSCA Work Plan Chemicals to Inform Prioritization and Risk Evaluation
The Work Plan Chemicals Program is part of EPA’s comprehensive approach to enhance the Agency’s existing chemicals management program.
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Collection of Methods
Find the links to multiple approved environmental measurement methods, from both inside and outside the Agency. These links are organized by area of research.
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Challenges in Measuring Perfluorinated Compounds (PFCs)
This page provides links to ASTM methods for measuring PFCs in non-drinking water samples.
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CMAQ Models
The Community Multiscale Air Quality (CMAQ) model is a numerical air quality model that relies on scientific first principles to predict the concentration of airborne gases and particles and the deposition of these pollutants back to Earth’s surface.
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Superfund Analytical Methods (SFAM)
EPA Contract Laboratory Program Statement of Work for Superfund Analytical Methods SFAM01.1 and SFAM02.0
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2018 AirToxScreen
Background information on AirToxScreen
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2017 AirToxScreen: Emissions Update Document
AirToxScreen emissions update document
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2018 AirToxScreen: Emissions Update Document
AirToxScreen emissions update document
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2011 NATA: Explanation of Data Elements
Document describing the data found in the 2011 NATA files
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Surf Your Watershed
A database of more than 2,600 watershed groups for citizens who want to protect and restore their local watershed.
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Hydrography Event Management Tool Factsheet
This factsheet goes over the background, key features, and resources available for the Hydrography Event Management (HEM) Tool.
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Value of Information (VOI) Panel
VOI Panel
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Interagency Testing Committee
The ITC's web site is a dynamic interactive vehicle that enables industry to electronically submit unpublished data and for the public (including industry) to retrieve these data and other information created or reviewed by the ITC.
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Chesapeake Bay TMDL Court Decisions
This page provides information regarding Chesapeake Bay TMDL litigation.
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EPA Final Evaluation of 2018-2019 Milestone Progress and 2020-2021 Milestone Commitments
The full list of milestones from each state and federal agencies
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Draft Guidance for Ozone and Fine Particulate Matter Permit Modeling
Draft Guidance for Ozone and Fine Particulate Matter Permit Modeling
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Former United Zinc and Associated Smelters National Priorities List (NPL) Superfund Site, Iola, Allen County, Kansas - Fact Sheet, July 2024
Free Lead Testing and Cleanup Opportunity for Yards
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Water Research Webinar Series
EPA's Safe and Sustainable Water Resources program hosts monthly webinars to share information on recent research, technology, and tools.
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Past Webinars in the Water Research Series
A collection of past webinar recordings and descriptions for EPA's Water Research Webinar series, which occurs on a quarterly basis.