Hassan vs Kozhikode
Side-by-side air quality comparison between Hassan and Kozhikode.
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 | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 2.80 | 4.30 |
| PM10(µg/m³) | 4.30 | 9.50 |
| NO₂(µg/m³) | 3.60 | 0.70 |
| SO₂(µg/m³) | 0.70 | 0.30 |
| O₃(µg/m³) | 40.00 | 64.00 |
| CO(µg/m³) | 121.00 | 171.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hassan averaged an AQI of 60 while Kozhikode averaged 78 — a 18-point (30%) gap, with Kozhikode the more polluted and Hassan the cleaner of the two. On 528 days when both cities reported, Kozhikode was cleaner on 274 of them; the average daily gap was 25 AQI points.
Seasonality & days
Hassan peaks in March, while Kozhikode peaks in January. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Kozhikode 83 days.
Year-over-year progress
Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Hassan has better air quality with an AQI of 5 compared to Kozhikode's 10.