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AirVisual Knowledge Base

IQAir News

These two pollutants frequently reach high levels indoors, and therefore require frequent monitoring. Read More >

Each region & country EPA do great work collecting and publishing the air quality data to the public. Read More >

If you do have location services enabled, but don’t see nearest location, it may have been deleted. Read More >

Locations/stations in the AirVisual app can be deleted or moved up the list. Learn more. Read More >

You can register your device either through the AirVisual app or website. Learn more. Read More >

One part of the AirVisual Pro which can benefit from maintenance is the PM2.5 sensor. Learn more. Read More >

Learn which different data sources AirVisual uses to report air quality for cities and stations, and how to identify them Read More >

There are 3 different API plans, with different levels of data detail, and scaled call limits. Read More >

Outdoor information on the Pro's screen is via Wi-Fi from your nearest official monitoring station. Read More >

There are significant differences between the US AQI and WHO air quality guidelines. Learn more. Read More >

It is possible for a large particle, such as a piece of dust, to get stuck in the sensor chamber. Read More >

The Node/Pro uses a light scattering laser sensor for PM2.5 measurements; an infrared lamp to measure CO2. Read More >