SmogRank / Cleaner or dirtier / Romania
Romania: cleaner or dirtier, 2026
In Romania, 9 cities have enough days in both years to compare 2026 so far (1 January to 6 October) with the same days of 2025: 2 got dirtier and 7 cleaner.
The 2 cities that got dirtier, biggest rise first
| # | City | 2025 | 2026 | Change |
|---|---|---|---|---|
| 1 | CraiovaDolj, Romania | 58 | 64 | +3.6 µg/m³+28% |
| 2 | DejCluj County, Romania | 76 | 78 | +0.9 µg/m³+4% |
The 7 cities that got cleaner, biggest fall first
| # | City | 2025 | 2026 | Change |
|---|---|---|---|---|
| 1 | CodleaBrașov County, Romania | 70 | 58 | −6.1 µg/m³−32% |
| 2 | BragadiruIlfov, Romania | 66 | 62 | −2.3 µg/m³−13% |
| 3 | BucharestRomania | 60 | 57 | −1.6 µg/m³−11% |
| 4 | JilavaIlfov, Romania | 62 | 59 | −1.6 µg/m³−11% |
| 5 | HolbocaIași County, Romania | 60 | 58 | −0.9 µg/m³−7% |
| 6 | Cluj-NapocaCluj County, Romania | 61 | 60 | −0.5 µg/m³−3% |
| 7 | IaşiIași County, Romania | 60 | 59 | −0.2 µg/m³−1% |
Means in US AQI over the days a city was measured in both years, the same calendar days each year; a city needs 55% of the days paired, and at least 30. The change is in µg/m³ and per cent. How we compare.
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
Updated 2026-10-07 12:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.