Seoul vs Cheongju

Live AQI Comparison

Updated 32m ago · Data from OpenAQ

Seoul

South Korea

137

Unhealthy for Sensitive Groups

PM2.550 µg/m³

PM1065 µg/m³

Cheongju

South Korea

115

Unhealthy for Sensitive Groups

PM2.541 µg/m³

PM1077 µg/m³

Verdict

Seoul currently has worse air quality than Cheongju (AQI 22 points higher). Sensitive groups in Seoul should limit outdoor activity.

Seoul vs Cheongju Air Quality Analysis

Based on the latest measurements, Seoul has an AQI of 137 compared to Cheongju's AQI of 115. The World Health Organization (WHO) recommends annual PM2.5 levels below 15 µg/m³ and 24-hour levels below 45 µg/m³.

Current PM2.5 levels exceed the EPA "Moderate" threshold of 35.4 µg/m³. People with respiratory conditions, children, and the elderly should consider reducing prolonged outdoor exposure.

Air quality can change rapidly due to weather patterns, traffic, and industrial activity. Check back hourly for the latest comparison between Seoul and Cheongju.

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Frequently Asked Questions

Which city has worse air quality today, Seoul or Cheongju?

Seoul currently has worse air quality with an AQI of 137 compared to Cheongju's AQI of 115. This data is updated hourly from government monitoring stations.

Is it safer to be in Seoul or Cheongju right now?

Based on current AQI levels, Cheongju (AQI 115) has safer air quality than Seoul (AQI 137). People in Seoul should consider limiting outdoor activities.

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