Araria vs Gangtok
Side-by-side air quality comparison between Araria 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 | Araria | Gangtok |
|---|---|---|
| PM2.5(µg/m³) | 83.80 | 25.80 |
| PM10(µg/m³) | 96.60 | 32.80 |
| NO₂(µg/m³) | 1.70 | 1.50 |
| SO₂(µg/m³) | 16.90 | 2.70 |
| O₃(µg/m³) | 216.00 | 145.00 |
| CO(µg/m³) | 381.00 | 273.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Araria averaged an AQI of 167 while Gangtok averaged 48 — a 119-point (248%) gap, with Araria the more polluted and Gangtok the cleaner of the two. On 592 days when both cities reported, Gangtok was cleaner on 554 of them; the average daily gap was 125 AQI points.
Seasonality & days
Araria peaks in January, while Gangtok peaks in March. Araria logged 0% Severe days and 28.5% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Araria 14 days, Gangtok 94 days.
Year-over-year progress
Araria has improved by 61 AQI points (26.8%) from 2021 to 2024; Gangtok has worsened by 14 AQI points (41.2%) over the same window. The worst recorded day for Araria reached AQI 399 at Kharahiya Basti (BSPCB) on 2024-01-31; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Araria spans 1 CPCB stations with a 0-point spread (min 173, max 173); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).
Verdict
🏆 Gangtok has better air quality with an AQI of 43 compared to Araria's 180. That's a significant difference of 137 points.