Science & Technology
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IRIS Recent Additions: 2013 - 1997
Find notifications of IRIS Summary and Toxicological Review postings to IRIS, Federal Register notices, peer review meetings and other announcements about the IRIS Program and Web site.
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IRIS and the National Academies of Sciences (NAS)
Since the 2011 National Academy of Sciences (NAS) review of the IRIS Program's assessment of Formaldehyde, EPA and NRC have had an ongoing relationship into the improvements of developing the IRIS Assessments.
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Developments in the IRIS Program
This announcement includes the informational materials outlining the enhancements that were made to the 2009 IRIS Process for developing assessments.
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Virginia Underground Injection Control (UIC) permits
Underground Injection Control (UIC) permitted facilities in Virginia
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Basic Information about EPA ExpoBox
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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EPA ExpoBox Unit Conversion Table
This page in the EPA ExpoBox includes a table with unit conversions used for exposure assessments.
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Exposure Assessment Tutorials
This page contains the exposure assessment training modules made publicly available from the EPA RATE program. RATE is used to train EPA staff on performing an EPA Risk Assessment.
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Sulfur Dioxide Designations - Guidance and Technical Information
Guidance and technical information associated with sulfur dioxide designations
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Webinar: Celebrating EPA’s SmartWay Transport Partnership 20th Anniversary and Program Achievements
EPA’s SmartWay program webinar that learn how they’ve used these outputs to drive innovation, improve efficiency and support sustainability goals for their companies.
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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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Innovations in Health Assessments: New Approach Methods and EPA’s Transcriptomics Assessment Product Webinar Archive
This webinar, recorded on August 21, 2024, provided an overview of Agency efforts to use New Approach Methods (NAMs) to inform health assessments, and also introduced the new EPA Transcriptomics Assessment Product (ETAP).
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Hydraulic Fracturing Retrospective Case Study, Marcellus Shale, Washington County, PA
GWERD Quality Assurance Project Plan. TASK No. 26278. QA ID No. G-16403.
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Harmful Algal Blooms & Drinking Water Treatment
Covers harmful algal bloom and cyanobacteria research in relation to drinking water treatment
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Harmful Algal Blooms Mitigation and Treatment Research
Overview of EPA's research on HABs mitigation and treatment
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Environmental Indicators in Aquatic Surveys
This page details the environmental indicators used in National Coastal Condition Surveys and some other aquatic surveys.
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EPA Maps of Radon Zones and Supporting Documents by State
Access to individual EPA state map of radon zones and document for each state that provides background information concerning the development of the Map of Radon Zones.
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Region 8 Quality Management Plan
Region 8 Quality Management Plan effective 2020
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EPA Region 8 Quality Management Plan Review Documents
These documents will be used to review the Quality Management Plans (QMPs), and Quality Assurance Project Plans (QAPP) that are submitted to the Region 8 Quality Assurance Office for review.
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BCP Ingredients Inc. Facility in Verona, Missouri
Addressing ethylene oxide is a priority for EPA, which is reviewing its current air regulations that limit the amount of EtO certain types of industries release to determine whether legal standards for EtO emissions to the air should be strengthened.
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Why You Should Consider Green Stormwater Infrastructure for Your Community
This page provides an overview of the nation's infrastructure needs and cost and the benefits of integrating green infrastructure into projects that typically use "grey" infrastructure, such as roadways, sidewalks and parking lots.