Chandigarh vs Khanna
Side-by-side air quality comparison between Chandigarh 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 | Chandigarh | Khanna |
|---|---|---|
| PM2.5(µg/m³) | 46.30 | 57.60 |
| PM10(µg/m³) | 63.60 | 86.80 |
| NO₂(µg/m³) | 30.10 | 25.80 |
| SO₂(µg/m³) | 10.30 | 15.90 |
| O₃(µg/m³) | 64.00 | 75.00 |
| CO(µg/m³) | 602.00 | 753.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chandigarh averaged an AQI of 153 while Khanna averaged 102 — a 51-point (50%) gap, with Chandigarh the more polluted and Khanna the cleaner of the two. On 711 days when both cities reported, Khanna was cleaner on 621 of them; the average daily gap was 71 AQI points.
Seasonality & days
Chandigarh peaks in January, while Khanna peaks in November. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Khanna was 0% Severe and 61.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Khanna 60 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Khanna has worsened by 4 AQI points (4.1%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Khanna hit AQI 297 at Kalal Majra (PPCB) on 2023-11-09.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); Khanna spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Chandigarh has better air quality with an AQI of 78 compared to Khanna's 96.