SmogRank / World / China / Liaoning / May 2026

Most polluted cities in Liaoning, China, May 2026

We don't read China's government monitoring network: it publishes only on its own website, and we are building the reader for it. Most cities in China are missing here, not clean. The cities shown are measured by community low-cost sensors, tagged as such. Why.

No city in Liaoning, China had measurements on 70% of the days, so May 2026 has no board for Liaoning, China.

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, May 2026 · All cities in China, May 2026 · Liaoning now