Bhagalpur vs Hassan
Side-by-side air quality comparison between Bhagalpur and Hassan.
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 | Bhagalpur | Hassan |
|---|---|---|
| PM2.5(µg/m³) | 56.20 | 2.80 |
| PM10(µg/m³) | 62.60 | 4.30 |
| NO₂(µg/m³) | 14.10 | 3.60 |
| SO₂(µg/m³) | 24.00 | 0.70 |
| O₃(µg/m³) | 121.00 | 40.00 |
| CO(µg/m³) | 527.00 | 121.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Hassan averaged 60 — a 104-point (173%) gap, with Bhagalpur the more polluted and Hassan the cleaner of the two. On 793 days when both cities reported, Hassan was cleaner on 765 of them; the average daily gap was 135 AQI points.
Seasonality & days
Bhagalpur peaks in January, while Hassan peaks in March. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Hassan was 0% Severe and 92.5% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Hassan 51 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Hassan has improved by 4 AQI points (6.2%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Hassan hit AQI 212 at BKatihalli (KSPCB) on 2024-05-11.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Hassan spans 1 stations with a 0-point spread (min 63, max 63).
Verdict
🏆 Hassan has better air quality with an AQI of 5 compared to Bhagalpur's 94. That's a significant difference of 89 points.