SmogRank / World / India / Odisha / April 2025

Most polluted cities in Odisha, India, April 2025

9 cities in Odisha, India ranked by their average PM2.5 over the 30 days. Worst: Rourkela at 70.9 µg/m³, #11 of 2,896 cities in the world. Cleanest: Bhubaneswar at 24.6. A city needs measurements on 70% of the days to be ranked.

Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.

← Rourkela 96% 90%0
Every city in Odisha, India ranked for April 2025, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.
  1. 1Rourkela
    96%
  2. 2Angul
    71%
  3. 3Jājang
    67%
  4. 4Keonjhargarh
    52%
  5. 5Koīra
    50%
  6. 6Baripāda
    48%
  7. 7Cuttack
    38%
  8. 8Byasanagar
    33%
  9. 9Bhubaneswar
    13%
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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SmogRank, most polluted cities in Odisha, India, PM2.5, April 2025, smogrank.com/in/region/odisha/history/2025-04 (accessed 6 Oct 2026).

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