Tŏkch’ŏn reports an annual PM2.5 of 23.2 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Compared across North Korea
Tŏkch’ŏn: 23.2 µg/m³. Typical range in North Korea: 18.3–23.2 µg/m³. Low anchor: Changam-ch’on, 16.0 µg/m³. High anchor: Man’gyŏngdae-ri, 30.1 µg/m³.
90 cities tracked