Bhopal vs Gangtok
Side-by-side air quality comparison between Bhopal 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 | Bhopal | Gangtok |
|---|---|---|
| PM2.5(µg/m³) | 27.90 | 36.20 |
| PM10(µg/m³) | 45.20 | 45.30 |
| NO₂(µg/m³) | 6.80 | 11.20 |
| SO₂(µg/m³) | 5.70 | 2.50 |
| O₃(µg/m³) | 67.00 | 101.00 |
| CO(µg/m³) | 260.00 | 522.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhopal averaged an AQI of 114 while Gangtok averaged 48 — a 66-point (138%) gap, with Bhopal the more polluted and Gangtok the cleaner of the two. On 449 days when both cities reported, Gangtok was cleaner on 438 of them; the average daily gap was 92 AQI points.
Seasonality & days
Bhopal peaks in November, while Gangtok peaks in March. Bhopal logged 0% Severe days and 38.4% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Bhopal 47 days, Gangtok 94 days.
Year-over-year progress
Bhopal has improved by 39 AQI points (25.5%) from 2019 to 2024; Gangtok has worsened by 14 AQI points (41.2%) over the same window. The worst recorded day for Bhopal reached AQI 392 at T T Nagar (MPPCB) on 2022-01-06; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Bhopal spans 3 CPCB stations with a 18-point spread (min 111, max 129); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).
Verdict
🏆 Bhopal has better air quality with an AQI of 47 compared to Gangtok's 61.