Dehradun vs Koppal
Side-by-side air quality comparison between Dehradun and Koppal.
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 | Koppal |
|---|---|---|
| PM2.5(µg/m³) | 34.00 | 14.42 |
| PM10(µg/m³) | 110.40 | 27.74 |
| NO₂(µg/m³) | 0.80 | 14.03 |
| SO₂(µg/m³) | 7.90 | 12.99 |
| O₃(µg/m³) | 168.00 | 12.86 |
| CO(µg/m³) | 263.00 | 911.72 |
| NH3(ppb) | — | 10.70 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dehradun averaged an AQI of 106 while Koppal averaged 65 — a 41-point (63%) gap, with Dehradun the more polluted and Koppal the cleaner of the two. On 612 days when both cities reported, Koppal was cleaner on 427 of them; the average daily gap was 46 AQI points.
Seasonality & days
Dehradun peaks in January, while Koppal peaks in February. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Koppal was 0% Severe and 85.5% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Koppal 47 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Koppal has improved by 31 AQI points (32.3%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Koppal hit AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Koppal spans 1 stations with a 0-point spread (min 70, max 70).
Verdict
🏆 Koppal has better air quality with an AQI of 28 compared to Dehradun's 108. That's a significant difference of 80 points.