Hassan vs Ludhiana
Side-by-side air quality comparison between Hassan and Ludhiana.
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 | Hassan | Ludhiana |
|---|---|---|
| PM2.5(µg/m³) | 2.60 | 81.70 |
| PM10(µg/m³) | 3.70 | 109.20 |
| NO₂(µg/m³) | 5.10 | 40.40 |
| SO₂(µg/m³) | 0.50 | 15.20 |
| O₃(µg/m³) | 34.00 | 35.00 |
| CO(µg/m³) | 117.00 | 797.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hassan averaged an AQI of 60 while Ludhiana averaged 117 — a 57-point (95%) gap, with Ludhiana the more polluted and Hassan the cleaner of the two. On 227 days when both cities reported, Hassan was cleaner on 175 of them; the average daily gap was 62 AQI points.
Seasonality & days
Hassan peaks in March, while Ludhiana peaks in November. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Ludhiana was 0.3% Severe and 53.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Ludhiana 53 days.
Year-over-year progress
Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Ludhiana has improved by 79 AQI points (40.3%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Ludhiana hit AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14.
Station-level disparity
Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Ludhiana spans 1 stations with a 0-point spread (min 118, max 118).
Verdict
🏆 Hassan has better air quality with an AQI of 4 compared to Ludhiana's 173. That's a significant difference of 169 points.