Dehradun vs Khanna
Side-by-side air quality comparison between Dehradun and Khanna.
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 | Khanna |
|---|---|---|
| PM2.5(µg/m³) | 14.40 | 57.60 |
| PM10(µg/m³) | 14.60 | 86.80 |
| NO₂(µg/m³) | 25.40 | 25.80 |
| SO₂(µg/m³) | 4.10 | 15.90 |
| O₃(µg/m³) | 71.00 | 75.00 |
| CO(µg/m³) | 350.00 | 753.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dehradun averaged an AQI of 106 while Khanna averaged 102 — a 4-point (4%) gap, with Dehradun the more polluted and Khanna the cleaner of the two. On 625 days when both cities reported, Dehradun was cleaner on 332 of them; the average daily gap was 39 AQI points.
Seasonality & days
Dehradun peaks in January, while Khanna peaks in November. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Khanna was 0% Severe and 61.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Khanna 60 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Khanna has worsened by 4 AQI points (4.1%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Khanna hit AQI 297 at Kalal Majra (PPCB) on 2023-11-09.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Khanna spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Dehradun has better air quality with an AQI of 24 compared to Khanna's 96. That's a significant difference of 72 points.