Busan vs Cheongju

Live AQI Comparison

Updated 44m ago · Data from OpenAQ

Busan

South Korea

Moderate

PM2.523 µg/m³

PM1045 µg/m³

Cheongju

South Korea

119

Unhealthy for Sensitive Groups

PM2.543 µg/m³

PM1063 µg/m³

Verdict

Cheongju currently has worse air quality than Busan (AQI 45 points higher). Sensitive groups in Cheongju should limit outdoor activity.

Busan vs Cheongju Air Quality Analysis

Based on the latest measurements, Cheongju has an AQI of 119 compared to Busan's AQI of 74. 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 Busan and Cheongju.

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Frequently Asked Questions

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

Cheongju currently has worse air quality with an AQI of 119 compared to Busan's AQI of 74. This data is updated hourly from government monitoring stations.

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

Based on current AQI levels, Busan (AQI 74) has safer air quality than Cheongju (AQI 119). People in Cheongju should consider limiting outdoor activities.

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