Dehradun vs Kishanganj
Side-by-side air quality comparison between Dehradun and Kishanganj.
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 | Dehradun | Kishanganj |
|---|---|---|
| PM2.5(µg/m³) | 14.40 | 85.40 |
| PM10(µg/m³) | 14.60 | 88.50 |
| NO₂(µg/m³) | 25.40 | 13.00 |
| SO₂(µg/m³) | 4.10 | 11.50 |
| O₃(µg/m³) | 71.00 | 88.00 |
| CO(µg/m³) | 350.00 | 750.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dehradun averaged an AQI of 106 while Kishanganj averaged 144 — a 38-point (36%) gap, with Kishanganj the more polluted and Dehradun the cleaner of the two. On 656 days when both cities reported, Dehradun was cleaner on 449 of them; the average daily gap was 60 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; Kishanganj was 0.2% Severe and 37.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Kishanganj 23 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Kishanganj has improved by 136 AQI points (48.6%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Kishanganj hit AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Kishanganj spans 1 stations with a 0-point spread (min 156, max 156).
Verdict
🏆 Dehradun has better air quality with an AQI of 24 compared to Kishanganj's 185. That's a significant difference of 161 points.