Science & Technology
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PVIScreen
PVIScreen extends the concepts of a prior model (BioVapor), which accounted for oxygen-driven biodegradation of multiple constituents of petroleum in the soil above the water table. Typically, the model is run 1000 times using various factors.
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WOW Cart Emergency Deployments
EPA & WaterStep continue to provide clean drinking water in the aftermath of multiple disasters of all types & help communities solve real environmental challenges. Below are real-world applications of the Water-on-Wheels Mobile Water Treatment System.
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Wildfire Impacts on Water Infrastructure
EPA's ORD offers free public webinars on recent research results. Watch a pre-recorded webinar on EPA's emergency response efforts to the Maui wildfires and ongoing research to further understand contamination of water infrastructure.
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Battery Collection in Action Case Study: Community Connections Drive Battery Collection at the Trinidad Rancheria
Learn the type of management tools you can use for assessment is sustainable electronics.
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Risk-Screening Environmental Indicators (RSEI) Technical Appendices Version 2.3.5
Technical appendices for the Risk-Screening Environmental Indicators screening tool version 2.3.5
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Risk-Screening Environmental Indicators (RSEI) Data Dictionary V2.3.5
document describing all of the data tables and fields used in the RSEI model and results datasets
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Documentation for Risk-Screening Environmental Indicators (RSEI) Geographic Microdata (RSEI-GM) V2.3.5
information on the RSEI Geographic Microdata, which are a unique dataset that provides detailed air model results from the RSEI model at a level of 810 meter square grid cells
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Risk-Screening Environmental Indicators (RSEI) Methodology Version 2.3.6
the document for Risk-Screening Environmental Indicators (RSEI) Methodology Version 2.3.6, January 2018
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Risk-Screening Environmental Indicators (RSEI) Data Dictionary Version 2.3.6
document describing all of the data tables and fields used in the RSEI model and results datasets
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Risk-Screening Environmental Indicators (RSEI) Technical Appendices Version 2.3.6
Technical appendices for the Risk-Screening Environmental Indicators screening tool version 2.3.6
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Risk Evaluation for o-Dichlorobenzene
EPA designated o-dichlorobenzene as a high priority chemical in December 2019 and the chemical is currently undergoing risk evaluation.
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Studies of Fish Tissue Contamination
This page contains information about and links to Fish Tissue Contamination Studies performed by EPA and other agencies.
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Verified Technologies for SmartWay and Clean Diesel
Diesel Technology Assessment Center evaluates and verifies the emission reduction capabilities and durability of emission reduction technologies
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Clean School Bus Program
The Bipartisan Infrastructure Deal provides $5 billion in funding for a Clean School Bus Program. Provides information on technologies, resources, benefits, educational events and funding opportunities.
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Ultra-Low Sulfur Gasoline Emissions Study
Understanding the effects of gasoline sulfur level on the in-use fleet is important for assessing emissions inventories and impacts of future policy decisions. Test fuels were two non-ethanol gasolines with properties typical of certification fuel.
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Biodiesel Emissions Analysis Program
Using existing data, the EPA's biodiesel emissions analysis program sought to quantify the air pollution emission effects of biodiesel for diesel engines that have not been specifically modified to operate on biodiesel.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2014
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2014.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2013
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2013.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2012
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2012.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2011
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2011.