Science & Technology
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Tracking Nutrient Trends to Emerging HAB Issues via Estuary Data Mapper Webinar Archive
Estuary Data Mapper provides the infrastructure to support nationwide application of EPA data and tools for coastal environmental decision-making, including integration with other federal, regional, state and tribal datasets.
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EPA Dynamically Downscaled Ensemble (EDDE) Webinar Archive
This EPA Tools & Resources webinar, hosted by the EPA’s Office of Research and Development (ORD) and recorded on July 17, 2024, highlighted EPA Dynamically Downscaled Ensemble (EDDE).
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AirNow Fire and Smoke Map: Extension of the U.S.-Wide Correction for PurpleAir PM2.5 Sensors Webinar Archive
This webinar briefly introduces the AirNow Fire and Smoke Map and some of the anticipated new pilot features for 2021 and followed with a discussion of why an extended sensor data correction was needed and how it was developed.
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Incident Waste Decision Support Tool (I-WASTE) Webinar Archive
Document page for the EPA Tools and Resource Training Webinar: Incident Waste Decision Support Tool (I-WASTE), recorded on July 23, 2020.
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Basic Information about the Charles River Buoy
See diagrams of the Water Monitoring buoy in the Charles River outside Boston's Museum of Science. Learn about the data it collects and its uses.
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Exemptions Table
This page describes what happens to a premanufacture or exemption notice that is submitted to the EPA.
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Premanufacture Notices (PMNs) and Significant New Use Notices (SNUNs) Table
This table is a list of PMNs and SNUNs submitted to the EPA.
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Fluoride Risk Assessment and Relative Source Contribution
EPA has completed and peer-reviewed a quantitative dose-response assessment based on the available data for severe dental fluorosis as recommended by National Research Council (NRC).
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2017 National Emissions Inventory (NEI) Plan
The 2017 NEI Plan is prepared at least every three years by the U.S. EPA based primarily upon emissions estimates and emissions model inputs provided by State, Local and Tribal (SLT) air agencies, and supplemented by data developed by the EPA.
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2020 National Emissions Inventory (NEI) Plan
The 2020 NEI Plan is prepared at least every three years by the U.S. EPA based primarily upon emissions estimates and emissions model inputs provided by State, Local and Tribal (SLT) air agencies, and supplemented by data developed by the EPA.
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Basic Information about the Mystic River Buoy
Information and diagrams of the Mystic River buoy in action.
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The Charles River Initiative
Learn about the Charles River initiative, see the report cards on the water quality, and read press releases on the status of the river over the years.
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FOIA Libraries and Repositories
Freedom of Information Act Regional Libraries page contains frequently requested environmental information by region.
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Mercury
Basic information about mercury, how it gets in the air, how people are exposed to it and health effects associated with exposure; what EPA and other organizations are doing to limit exposures; and information about products that contain mercury
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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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Participatory Science for Environmental Protection
Participatory Science is a fast-growing field in which the public does science. Participatory Science can expand scientific knowledge, foster collaboration, raise environmental awareness, and facilitate change.
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National Air Toxics Assessment
NATA is an ongoing thorough evaluation of air toxics in the U.S. Intended as a screening tool, it helps air agencies learn which pollutants, emission sources and places they may wish to study further to better understand possible public health risks.
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Wastewater Technology Fact Sheets
A collection of fact sheets on wastewater technology.
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HAB Tools
Information related to The Harmful Algal Bloom and Hypoxia Research and Control Amendments Act (HABHRCA)
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Nitrogen Dioxide (NO2 Primary) Air Quality Standards - Documents from Review Completed in 2010
NO2 Primary Documents from Review Completed in 2010