Science & Technology
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Guide for Data Developers
The purpose of this document is to inform the research community about the content and quality considerations of data so that the EPA can consider community-developed data for inclusion in SPECI
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SPECIATE
SPECIATE is the EPA’s repository of volatile organic gas and particulate matter (PM) speciation profiles of air pollution sources
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2014 Version 7.1 Technical Support Document (TSD)
The 2014 Version 7.1 document describes the processing of emission inventories into inputs for an air quality model for use in the 2014 National Air Toxics Assessment (NATA) modeling.
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Science Review of the Published Study of Thyroid Adaptation to Chronic Tetraglycine Hydroperiodide Water Purification Tablet Use
This study is labeled qualitative as it is outside the parameters for a normal guideline study. It does provide useful information on the effects of excess iodine in humans.
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Peer Review Handbook 4th Edition, 2015
4th Edition Peer Review Handbook and Addendum
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Data Management Tools for Emergency Response Webinar Archive
This webinar, recorded August 10, explores the critical role of effective data management in disaster response, particularly in the context of environmental sampling and contamination incidents.
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Strategies for Effective Health Risk Communication during Wildfire Smoke Webinar Archive
Archive page for the EPA webinar on health risk communication during wildfire smoke
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Nitrogen Dioxide (NO2 Primary) Air Quality Standards - Documents from Review Completed in 2018
NO2 Primary Documents from Review Completed in 2010
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Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2) Secondary Standards - Planning Documents from Current Review
Scientific and technical planning documents used to review and develop the Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2) Secondary national ambient air quality standards.
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Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2) Secondary Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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Carbon Monoxide (CO) Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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Ozone (O3) Air Quality Standards
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for six pollutants considered harmful to public health and the environment
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EPA Multiple-Path Particle Dosimetry Model
The EPA Multiple-Path Particle Dosimetry Model (MPPD) was developed to modernize inhalation dosimetry in human health risk assessments. The MPPD is used to translate inhalation particle exposures for prediction of internal dose in the respiratory tract.
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State Monitoring Agency Annual Air Monitoring Plans and Network Assessments
This page contains links the State Annual Monitoring Plans.
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State and Tribal Wetland Program Plans
Information about Wetland Program Plans (WPPs) developed and implemented by state agencies and tribes.
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Recent Activities for the New Chemicals Program under the Toxic Substances Control Act
This page lists recent announcements concerning the EPA's New Chemicals Program going back to July 2012.
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Water Reuse Action Plan 2.0: Summer Update
Latest WRAP Quarterly Update
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Charles River
Information on the efforts of the US EPA, the Commonwealth of Massachusetts, the municipalities within the Charles River Watershed and nongovernmental organizations to improve the water quality of the Charles River.
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WhAEM2000 BBM Files - Ashtabula, Pennsylvania
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Ashtabula Quadrangle, Pennsylvania. Files serve as geographic basis for groundwater modeling.
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WhAEM2000 BBM Files - Allentown, Pennsylvania
WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Allentown Quadrangle, Pennsylvania. Files serve as geographic basis for groundwater modeling.