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Air Sensor Toolbox

  • Our Enhanced Air Sensor Guidebook is now in Spanish!

    Explore the Spanish Guidebook

  • Explore Air Sensors!

    Check out the latest science on the performance, operation and use of air sensors.

  • Interested in evaluating your air quality sensor?

    There may be collocation opportunities near you, including collocation shelters at regulatory air monitoring sites. Design plans to build a collocation shelter are also available! 

    Learn about air sensor collocation opportunities

  • Working with air sensor data?

    Find out about free and open-sourced tools that make it easier to work with large datasets.

    Explore Air Sensor Data Tools

Air sensor monitors that are lower in cost, portable and generally easier to operate than regulatory-grade monitors are widely used in the United States to understand air quality conditions. This website provides the latest science on the performance, operation and use of air sensor monitoring systems for technology developers, air quality managers, participatory scientists and the public. The EPA is involved in the advancement of air sensor technology, including performance evaluations of sensor devices and best practices for effectively using sensors. The information can help the public learn more about air quality in their communities.

Air Sensor Toolbox Resources in Spanish

  • Sensor Use and Study Design

    Cover image of the Enhanced Air Sensor Guidebook showing an illustration of people in a neighborhood environment with a hand holding a mobile phone with air sensor data in the foreground.

    Guiding users on best practices, current knowledge, and recommendations on using sensors.

    Explore Air Sensor Use and Study Design
  • Sensor Performance and Evaluation

    Photo of air sensors being evaluated in the EPA RTP laboratory.

    Resources and tools for examining how sensors perform compared to reference monitors and providing performance targets and protocols for manufacturers and users.

    Explore Air Sensor Performance and Evaluation
  • Sensor Collocation

    Comparing sensors and reference monitors to understand the accuracy of the data produced.

    Explore Air Sensor Collocation
  • Understanding Sensor Data

    Two Reports Published on Air Sensor Performance Targets and Testing Protocols

    Resources to support managing, visualizing, and interpreting sensor data.

    Understand Your Air Sensor Data
  • Research and Reports

    EPA researchers Andrea Clements and Karoline Barkjohn at the RTP AIRS site in 2024.

    Publications, collaborative agreements, and research funding and grants.

    Explore Air Sensor Research and Reports
  • Outreach and Resources

    Photo of a session of the 2024 Air Sensor Workshop.

    Frequently asked questions, educational resources, meeting summaries, sensor loan programs and news.

    Explore Sensor Outreach and Resources

More Resources

  • Start Here: Enhanced Air Sensor Guidebook (También disponible en español)
  • Air Sensor Toolbox Resources in Spanish

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Last updated on May 1, 2025
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