Hajipur vs Muzaffarpur
Side-by-side air quality comparison between Hajipur 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 | Hajipur | Muzaffarpur |
|---|---|---|
| PM2.5(µg/m³) | 97.80 | 120.60 |
| PM10(µg/m³) | 109.40 | 135.00 |
| NO₂(µg/m³) | 40.50 | 48.60 |
| SO₂(µg/m³) | 18.90 | 19.60 |
| O₃(µg/m³) | 52.00 | 54.00 |
| CO(µg/m³) | 725.00 | 873.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hajipur averaged an AQI of 173 while Muzaffarpur averaged 151 — a 22-point (15%) gap, with Hajipur the more polluted and Muzaffarpur the cleaner of the two. On 1592 days when both cities reported, Hajipur was cleaner on 1112 of them; the average daily gap was 58 AQI points.
Seasonality & days
Hajipur peaks in December, while Muzaffarpur peaks in January. Hajipur logged 0.3% Severe days and 36.6% Good-or-Satisfactory days; Muzaffarpur was 4.5% Severe and 30.900000000000002% Good-or-Satisfactory. Longest clean-air streaks: Hajipur 36 days, Muzaffarpur 26 days.
Year-over-year progress
Hajipur has worsened by 74 AQI points (74.7%) from 2020 to 2024; Muzaffarpur has improved by 62 AQI points (29.1%) over the same window. The worst recorded day for Hajipur reached AQI 427 at Industrial Area (BSPCB) on 2024-11-12; Muzaffarpur hit AQI 482 at Collectorate (BSPCB) on 2016-01-01.
Station-level disparity
Hajipur spans 1 CPCB stations with a 0-point spread (min 149, max 149); Muzaffarpur spans 3 stations with a 14-point spread (min 171, max 185).
Verdict
🏆 Hajipur has better air quality with an AQI of 227 compared to Muzaffarpur's 301. That's a significant difference of 74 points.