Durgapur vs Gangtok
Side-by-side air quality comparison between Durgapur 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 | Durgapur | Gangtok |
|---|---|---|
| PM2.5(µg/m³) | 118.70 | 35.70 |
| PM10(µg/m³) | 123.40 | 45.20 |
| NO₂(µg/m³) | 52.30 | 8.70 |
| SO₂(µg/m³) | 93.90 | 2.60 |
| O₃(µg/m³) | 49.00 | 112.00 |
| CO(µg/m³) | 963.00 | 461.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Durgapur averaged an AQI of 174 while Gangtok averaged 48 — a 126-point (263%) gap, with Durgapur the more polluted and Gangtok the cleaner of the two. On 153 days when both cities reported, Gangtok was cleaner on 153 of them; the average daily gap was 112 AQI points.
Seasonality & days
Durgapur peaks in December, while Gangtok peaks in March. Durgapur logged 1.3% Severe days and 30.3% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Durgapur 6 days, Gangtok 94 days.
Year-over-year progress
The worst recorded day for Durgapur reached AQI 413 at PCBL Residential Complex (WBPCB) on 2024-12-10; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Durgapur spans 2 CPCB stations with a 31-point spread (min 164, max 195); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).
Verdict
🏆 Gangtok has better air quality with an AQI of 60 compared to Durgapur's 296. That's a significant difference of 236 points.