Bhagalpur vs Muzaffarpur
Side-by-side air quality comparison between Bhagalpur and Muzaffarpur.
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 | Muzaffarpur |
|---|---|---|
| PM2.5(µg/m³) | 60.80 | 120.60 |
| PM10(µg/m³) | 65.00 | 135.00 |
| NO₂(µg/m³) | 20.50 | 48.60 |
| SO₂(µg/m³) | 25.00 | 19.60 |
| O₃(µg/m³) | 81.00 | 54.00 |
| CO(µg/m³) | 653.00 | 873.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Muzaffarpur averaged 151 — a 13-point (9%) gap, with Bhagalpur the more polluted and Muzaffarpur the cleaner of the two. On 1093 days when both cities reported, Bhagalpur was cleaner on 582 of them; the average daily gap was 49 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Muzaffarpur was 4.5% Severe and 30.900000000000002% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Muzaffarpur 26 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Muzaffarpur has improved by 62 AQI points (29.1%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Muzaffarpur hit AQI 482 at Collectorate (BSPCB) on 2016-01-01.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Muzaffarpur spans 3 stations with a 14-point spread (min 171, max 185).
Verdict
🏆 Bhagalpur has better air quality with an AQI of 104 compared to Muzaffarpur's 301. That's a significant difference of 197 points.