Bhubaneswar vs Gangtok
Side-by-side air quality comparison between Bhubaneswar and Gangtok.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Bhubaneswar | Gangtok |
|---|---|---|
| PM2.5(µg/m³) | 34.30 | 30.30 |
| PM10(µg/m³) | 43.40 | 38.60 |
| NO₂(µg/m³) | 1.90 | 1.10 |
| SO₂(µg/m³) | 11.60 | 2.70 |
| O₃(µg/m³) | 175.00 | 150.00 |
| CO(µg/m³) | 263.00 | 264.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhubaneswar averaged an AQI of 115 while Gangtok averaged 48 — a 67-point (140%) gap, with Bhubaneswar the more polluted and Gangtok the cleaner of the two. On 273 days when both cities reported, Gangtok was cleaner on 260 of them; the average daily gap was 82 AQI points.
Seasonality & days
Bhubaneswar peaks in January, while Gangtok peaks in March. Bhubaneswar logged 0% Severe days and 48.8% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Bhubaneswar 27 days, Gangtok 94 days.
Year-over-year progress
The worst recorded day for Bhubaneswar reached AQI 341 at Lingraj Mandir (OSPCB) on 2024-01-09; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Bhubaneswar spans 2 CPCB stations with a 2-point spread (min 114, max 116); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).
Verdict
🏆 Gangtok has better air quality with an AQI of 51 compared to Bhubaneswar's 58.