Chicago faced an alarming situation as air quality reached hazardous levels, marking the worst possible score of 500 on the AQI. Despite alarming alerts from tech companies, many residents found no immediate danger, causing confusion. The city has been grappling with severe air pollution, particularly related to particle pollution. Experts express that such elevated AQI is usually linked to significant events like wildfires, but there was no clear reason for the violent spike, with calls on social media questioning safety for families amid the uncertainty.
An air quality of 500 or more is typically associated with some acute event, like wildfire smoke or smoke from a burning building.
Residents in the Chicago area took to social media Wednesday afternoon to share what their smartphones were telling them about the conditions outside.
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