Gangtok vs Ghaziabad
Side-by-side air quality comparison between Gangtok and Ghaziabad.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gangtok averaged an AQI of 48 while Ghaziabad averaged 177 — a 129-point (269%) gap, with Ghaziabad the more polluted and Gangtok the cleaner of the two. On 457 days when both cities reported, Gangtok was cleaner on 456 of them; the average daily gap was 183 AQI points.
Seasonality & days
Gangtok peaks in March, while Ghaziabad peaks in November. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Ghaziabad was 12.2% Severe and 13.700000000000001% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Ghaziabad 19 days.
Year-over-year progress
Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Ghaziabad has improved by 115 AQI points (39.4%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Ghaziabad hit AQI 500 at Vasundhara (UPPCB) on 2017-12-21.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Ghaziabad spans 4 stations with a 30-point spread (min 198, max 228).