Learn the Issues
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About the Fuel Releases at the Red Hill Bulk Fuel Storage Facility
Information about the 2021 and 2014 fuel releases at the Red Hill Bulk Fuel Storage facility in Hawai'i and their environmental Impacts.
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Maui Wildfires
Information about EPA’s response, cleanup and recovery efforts on Maui after the August 8, 2023 wildfires in Lāhainā, Upper Kula, Upper Makawao, and Olinda on the island of Maui.
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What Are the Challenges in the San Francisco Bay Delta?
Challenges facing the San Francisco Bay Delta Watershed, including population growth, increasing water demand, water exports, loss of habitat, climate change, and water pollution.
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Tribal Green Building Toolkit
This Tribal Green Building Toolkit (Toolkit) is designed to help Tribal officials, community members, planners, developers, and architects develop and adopt building codes to support green building practices. Anyone can use this toolkit!
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Lead Service Line Replacement Program
Assist federally recognized tribes within EPA Region 9 (CA, NV, AZ) to address lead service line replacement projects and associated activities directly connected to the identification, planning, design, and replacement of lead service lines.
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CAA Permitting Tools & Related Resources
Resources that support Clean Air Act permitting activities.
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About the Clean Air Technology Center
The Clean Air Technology Center provides resources for emerging and existing air pollution prevention and control technologies and provides public access to data and information on their use, effectiveness and cost.
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Elkhorn Mining District Site
EPA is assessing contamination near the Elkhorn Mining District. EPA is currently conducting an expanded site inspection in the area and reaching out to the community.
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Preventing Wasted Food At Home
Discusses the benefits of reducing food waste and its impact on the environment
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EPA Flooded Homes Research Partnership
Partnership organizations that helped EPA develop the Flooded Homes website tools and resources.
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Doing it Yourself
Information detailing on how to clean up a flooded home, including video guidance for removing standing water, drywall, and flooring that has been flooded.
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SmartWay
SmartWay is an EPA program that helps the freight transportation sector improve supply chain efficiency. SmartWay reduces transportation-related emissions, environmental risks for companies and increases global energy security.
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Stay Updated, Get Involved - Lower Neponset River, Boston/Milton, MA
Learn more about events, meetings, and updates for the Lower Neponset River, Boston/Milton, MA.
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SmartWay High Performers: Shippers
This page describes high performing SmartWay shipper, logistics and multi-modal carrier partners.
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SmartWay High Performers: Dray Truck Carriers, Particulate Matter and Nitrogen Oxides Metrics
This page contains a list of the companies and organizations that are recognized as SmartWay Carrier High Performers for all pollutants including CO2, NOx and PM.
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SmartWay High Performers: Truck Carriers, All Metrics
This page contains a list of the companies and organizations that are recognized as high performers in the top 20% of SmartWay Carriers for all pollutants including CO2, NOx and PM.
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SmartWay High Performers: Truck Carriers, Equally-Weighted Metrics
This page describes high performing SmartWay Truck carrier partners using equally weighted metrics.
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SmartWay Global Freight Supply Chain Programs
Many countries have adopted elements of SmartWay or are looking for ways to implement SmartWay programs in their countries.
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SmartWay Partner List
This page contains a comprehensive list of the companies and organizations that have joined the SmartWay Transport Partnership as SmartWay Partners.
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Under section 80.1405, the standard for biomass based diesel (BBD) is calculated via a fraction, the numerator of which is equal to the RFV for BBD in compliance year i times 1.5. For 2010 only, would you agree that, using the example of the calculation f
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. The percentage standard for biomass-based diesel in years 2011 and beyond will be based upon the volumes specified in CAA 211(o)(2)(B)(i)(IV), unless some portion of that volume is waived per CAA 211(o)(7)(E). For 2010, the numerator of the fraction…