Chandigarh vs Koppal
Side-by-side air quality comparison between Chandigarh 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 | Chandigarh | Koppal |
|---|---|---|
| PM2.5(µg/m³) | 38.80 | 14.42 |
| PM10(µg/m³) | 100.80 | 27.74 |
| NO₂(µg/m³) | 1.60 | 14.03 |
| SO₂(µg/m³) | 11.10 | 12.99 |
| O₃(µg/m³) | 191.00 | 12.86 |
| CO(µg/m³) | 377.00 | 911.72 |
| NH3(ppb) | — | 10.70 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chandigarh averaged an AQI of 153 while Koppal averaged 65 — a 88-point (135%) gap, with Chandigarh the more polluted and Koppal the cleaner of the two. On 1181 days when both cities reported, Koppal was cleaner on 1036 of them; the average daily gap was 90 AQI points.
Seasonality & days
Chandigarh peaks in January, while Koppal peaks in February. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Koppal was 0% Severe and 85.5% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Koppal 47 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Koppal has improved by 31 AQI points (32.3%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Koppal hit AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); 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 Chandigarh's 102. That's a significant difference of 74 points.