Dehradun vs Imphal
Side-by-side air quality comparison between Dehradun and Imphal.
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 Imphal averaged 110 — a 4-point (4%) gap, with Imphal the more polluted and Dehradun the cleaner of the two. On 434 days when both cities reported, Dehradun was cleaner on 254 of them; the average daily gap was 60 AQI points.
Seasonality & days
Dehradun peaks in January, while Imphal peaks in October. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Imphal was 1.1% Severe and 49.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Imphal 103 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Imphal has worsened by 23 AQI points (26.4%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Imphal hit AQI 500 at University Imphal (PCB) on 2024-10-11.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Imphal spans 2 stations with a 4-point spread (min 97, max 101).