Dehradun vs Ghaziabad
Side-by-side air quality comparison between Dehradun 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, Dehradun averaged an AQI of 106 while Ghaziabad averaged 177 — a 71-point (67%) gap, with Ghaziabad the more polluted and Dehradun the cleaner of the two. On 502 days when both cities reported, Dehradun was cleaner on 490 of them; the average daily gap was 115 AQI points.
Seasonality & days
Dehradun peaks in January, while Ghaziabad peaks in November. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Ghaziabad was 12.2% Severe and 13.700000000000001% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Ghaziabad 19 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Ghaziabad has improved by 115 AQI points (39.4%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Ghaziabad hit AQI 500 at Vasundhara (UPPCB) on 2017-12-21.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Ghaziabad spans 4 stations with a 30-point spread (min 198, max 228).