Learn the Issues

Clean Air Markets API Portal

Clean Air Markets Application Programming Interface (API) developer documentation

CDX Registration for EASEY

This page provides a guide to the CDX registration process for the EASEY program service for access to CBS and ECMPS 2.0.

Power Sector Data

List of the major power sector emissions data, tools, and resources used by the Clean Air Markets Programs.

Overview of the CCL 6 Approach

Contains a brief summary of the three-step process used to select CCL 5 contaminants.

April 21 Community Meeting for Chevron Questa Mine Superfund Site

EPA, with NMED and NMEMNRD, will provide an update on current site activities and future cleanup work at the Questa Mine.

Date: April 21, 2026

Building Bridges: EPA’s First Visit to the Lumbee Tribe Connects Senior Leaders with Chairman John Lowery

Release Date: April 2, 2026

Photos of Lakes Before and After Algal Blooms

Nutrient pollution can cause algal blooms that are sometimes toxic and always unsightly. The photos on this page show lakes and ponds around the country that have been impacted by this environmental problem.

US EPA SmartWay License Agreement

This SmartWay Tractor and Trailer trademark license agreement is for manufacturers who intend to display the SmartWay designated logo (brand) in the interior of eligible trucks and trailers (e.g. having met the SmartWay specifications established by EPA).

Learn about SmartWay Tractors and Trailers

Companies that lease or purchase tractors or trailers that meet EPA's "designated SmartWay" standards are using more efficient equipment and may be eligible to put the SmartWay logo on the exterior of their equipment.

Learn about SmartWay Verified Technologies

Companies that carry freight with trucks can purchase EPA-verified SmartWay technologies to improve fuel efficiency of tractors and trailers.

SmartWay Banner Graphics File

Use this file to print the SmartWay banner to display in your building.

Communications Guidelines: Manufacturers of EPA SmartWay Verified Technologies

This document outlines communications guidelines for manufacturers of EPA SmartWay verified technologies.

Reflects Well Advertisement Print File

View an advertisement that promotes the benefits of SmartWay Designated Tractors and Trailers.

SmartWay Tractor and Trailer Logo Usage Instructions

View a presentation provides guidelines for SmartWay Partners on tractor and trailer logo usage, including SmartWay designated technical specifications and requirements, importance of logo display, how to obtain the logo, and logo placement.

The Business Case for Becoming a SmartWay Shipper

This EPA presentation provides information on the SmartWay Partnership Program; what it is, how it works, benefits of becoming a SW registered shipper, why freight sustainability matters, and achieving sustainability goals throughout the supply chain.