Hassan vs Kanchipuram
Side-by-side air quality comparison between Hassan and Kanchipuram.
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 | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 2.80 | 9.40 |
| PM10(µg/m³) | 4.30 | 11.10 |
| NO₂(µg/m³) | 3.60 | 10.40 |
| SO₂(µg/m³) | 0.70 | 4.60 |
| O₃(µg/m³) | 40.00 | 44.00 |
| CO(µg/m³) | 121.00 | 243.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hassan averaged an AQI of 60 while Kanchipuram averaged 51 — a 9-point (18%) gap, with Hassan the more polluted and Kanchipuram the cleaner of the two. On 249 days when both cities reported, Kanchipuram was cleaner on 145 of them; the average daily gap was 21 AQI points.
Seasonality & days
Hassan peaks in March, while Kanchipuram peaks in February. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Kanchipuram 18 days.
Year-over-year progress
Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).
Verdict
🏆 Hassan has better air quality with an AQI of 5 compared to Kanchipuram's 16.