Air Quality Data Backed by Research

High-accuracy, low-maintenance insights.

Built for researchers, schools, cities, and industries.

What air quality service do you need?

Personal Monitoring

Monitor your air quality for a healthier home.

View Personal Page

City & County Monitoring

Improve local air with accurate monitors and live data.

Public Health Monitoring

Safety & Industrial Hygiene

Monitor airborne hazards and maintain a safe work environment.

View IH Page

API & Partnerships

Integrate air quality insights into your operations.

View Partner Page

Why TELLUS?

Modular Sensors: Add pollutant types as you go.

Low-Cost, High-Accuracy: No tradeoffs here.

Real-Time Alerts: Act fast when conditions change.

Smart City Ready: Integrates with GIS, IoT & more.

Trusted by Governments & Industry: Proven in the field

Visualize.

Get real-time air quality maps powered by CoreDI. View trends, compare locations, and integrate third-party data — all in one place.

Monitor.

Access live data dashboards, custom alerts, and historical analytics. AirView’s API makes it easy to connect your own sensors, systems, or apps.

Act.

Trigger smart alerts and share localized air quality data with your team or community. Designed for schools, cities, and industries.   

AirU Pro: A Next-gen Air Monitor

The AirU Pro delivers high-accuracy, real-time data for better decision-making in industrial, regulatory, and community applications. Modular, scalable, and cost-effective—perfect for any air quality monitoring need.

Real-time Air Quality Monitoring

Continuously delivers minute-by-minute air pollution data, ensuring timely, high-quality insights for decision-making.

Modular Sensor Design

Expand capabilities with plug-and-play sensor modules, allowing users to customize monitoring based on specific pollutants of concern.

AI-Powered Calibration & Data Processing

Leverages patented calibration models that ensure accuracy and reliability by referencing regulatory-grade instruments.

Cloud-Connected & Remote Management

Seamlessly integrates into smart city and industrial systems, with over-the-air updates to enhance performance and extend sensor lifespan.

Scalability & Cost-Effectiveness

Designed for widespread deployment at a fraction of the cost of reference-grade monitors, making comprehensive monitoring accessible to more industries and communities.

Now Supporting PoE (Power over Ethernet)

A Smarter, More Reliable Way to Power Your Air Quality Network

Why PoE?

  • Fewer Errors, Smoother Installs: No extra outlets or adapters—just plug in and go.
  • Network-Ready: PoE stays online—no dropped connection or messy reboots.
  • Seamless Whitelisting: Easier for IT teams to approve and manage.
  • More Uptime: Over 99% availability—critical for long-term monitoring.
  • Great for Schools & Facilities: Safe, centralized, and scalable.

20+ Years of Research

CoreDI is backed by rigorous validation with support from the NSF and University of Utah. Early deployments in Salt Lake City, Cleveland, and Chattanooga with 50 AirU sensors each laid the foundation for its advanced data modeling.

Your Air Quality Journey Starts Here

Get connected with our team to learn how TELLUS can support your goals — with accurate data, real-time dashboards, and seamless integrations.