Begusarai vs Hassan
Side-by-side air quality comparison between Begusarai 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 | Begusarai | Hassan |
|---|---|---|
| PM2.5(µg/m³) | 95.90 | 2.70 |
| PM10(µg/m³) | 109.00 | 4.00 |
| NO₂(µg/m³) | 51.40 | 4.10 |
| SO₂(µg/m³) | 17.30 | 0.60 |
| O₃(µg/m³) | 29.00 | 37.00 |
| CO(µg/m³) | 672.00 | 120.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Hassan averaged 60 — a 68-point (113%) gap, with Begusarai the more polluted and Hassan the cleaner of the two. On 253 days when both cities reported, Hassan was cleaner on 235 of them; the average daily gap was 152 AQI points.
Seasonality & days
Begusarai peaks in January, while Hassan peaks in March. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Hassan was 0% Severe and 92.5% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Hassan 51 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Hassan has improved by 4 AQI points (6.2%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Hassan hit AQI 212 at BKatihalli (KSPCB) on 2024-05-11.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); 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 Begusarai's 220. That's a significant difference of 215 points.