Useful Sources
Explore trusted technical guidance, environmental data platforms and standards for indoor air quality, air sensors, HVAC, ventilation and building performance. Each resource overview links to the original organization and explains how to use its information.
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EPA Enhanced Air Sensor Guidebook: From Planning to Interpreting Measurements
EPA’s Enhanced Air Sensor Guidebook is a step-by-step reference for readers designing an air quality sensor project and making sense of the results.
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EPA Quality Assurance for Air Sensors: Planning More Dependable Measurements
Good sensor data requires a plan for how instruments will be installed, checked, maintained and interpreted—not simply turning devices on.
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EPA Guide to Siting and Installing Air Sensors: Placement and Reliability
Correct sensor placement is essential for collecting useful air quality data. EPA’s siting guide explains practical issues that can make a reading unrepresentative.
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EPA Air Sensor Performance Targets and Testing Protocols: Comparing Devices
EPA’s performance targets and testing protocols are designed to help users understand how air sensor measurements compare with reference instruments for defined applications.
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ASHRAE Standard 55: A Technical Reference for Human Thermal Comfort
ASHRAE Standard 55 is a widely used reference for thermal environmental conditions intended to support acceptable comfort for occupants.
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EPA CompTox Chemicals Dashboard: Researching Chemical Properties and Exposure
EPA’s CompTox Chemicals Dashboard is a broad technical resource for looking up chemical identities, properties and associated toxicology or exposure information.
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OpenAQ: Exploring Open Air Quality Data and Global Monitoring
OpenAQ helps make publicly available air quality measurements easier to discover and use for analysis, research and public communication.
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AirNow AQI Basics: How to Read the U.S. Air Quality Index
AirNow explains the U.S. Air Quality Index (AQI), a color-coded way to communicate outdoor air pollution and potential health concern.
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EPA Indoor Air Quality Resources: A Starting Point for Healthier Indoor Spaces
EPA’s Indoor Air Quality resources help homeowners, facility managers and educators understand pollution sources and practical approaches to healthier indoor environments.
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ASHRAE Standards 62.1 and 62.2: Ventilation and Indoor Air Quality References
ASHRAE Standards 62.1 and 62.2 are major technical references for ventilation and acceptable indoor air quality in buildings.
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WHO Global Air Quality Guidelines: Understanding Health-Based Pollutant Levels
WHO’s Global Air Quality Guidelines provide health-based reference levels for major air pollutants and help readers put numerical measurements into context.
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EPA Air Sensor Toolbox: A Practical Resource for Air Sensor Users
The EPA Air Sensor Toolbox is a useful starting point for anyone trying to understand what air sensors can measure, how they perform, and…
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Proposition 65 Warnings: A Useful Resource for Understanding Chemical Exposure Labels
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