Chandigarh vs Palwal
Side-by-side air quality comparison between Chandigarh and Palwal.
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 | Palwal |
|---|---|---|
| PM2.5(µg/m³) | 49.00 | 58.70 |
| PM10(µg/m³) | 64.70 | 129.50 |
| NO₂(µg/m³) | 40.20 | 23.70 |
| SO₂(µg/m³) | 8.40 | 9.30 |
| O₃(µg/m³) | 23.00 | 51.00 |
| CO(µg/m³) | 678.00 | 502.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chandigarh averaged an AQI of 153 while Palwal averaged 95 — a 58-point (61%) gap, with Chandigarh the more polluted and Palwal the cleaner of the two. On 1725 days when both cities reported, Palwal was cleaner on 1037 of them; the average daily gap was 70 AQI points.
Seasonality & days
Chandigarh peaks in January, while Palwal peaks in November. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Palwal was 0.2% Severe and 47.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Palwal 37 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Palwal has improved by 91 AQI points (48.9%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Palwal hit AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); Palwal spans 1 stations with a 0-point spread (min 120, max 120).
Verdict
🏆 Chandigarh has better air quality with an AQI of 82 compared to Palwal's 120.