SmogRank / World / Romania / Bihor County / 2025
Most polluted cities in Bihor County, Romania, 2025
No city in Bihor County, Romania had measurements on 70% of the days, so 2025 has no board for Bihor County, Romania.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+
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
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