Dehradun vs Firozabad
Side-by-side air quality comparison between Dehradun and Firozabad.
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 Firozabad averaged 73 — a 33-point (45%) gap, with Dehradun the more polluted and Firozabad the cleaner of the two. On 479 days when both cities reported, Firozabad was cleaner on 251 of them; the average daily gap was 48 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Firozabad was 0.6% Severe and 56.6% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Firozabad 68 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Firozabad has improved by 70 AQI points (49%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Firozabad hit AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Firozabad spans 2 stations with a 19-point spread (min 88, max 107).