Hapur vs Muzaffarpur
Side-by-side air quality comparison between Hapur 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 | Hapur | Muzaffarpur |
|---|---|---|
| PM2.5(µg/m³) | 69.60 | 120.60 |
| PM10(µg/m³) | 96.40 | 135.00 |
| NO₂(µg/m³) | 27.40 | 48.60 |
| SO₂(µg/m³) | 11.00 | 19.60 |
| O₃(µg/m³) | 65.00 | 54.00 |
| CO(µg/m³) | 548.00 | 873.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hapur averaged an AQI of 142 while Muzaffarpur averaged 151 — a 9-point (6%) gap, with Muzaffarpur the more polluted and Hapur the cleaner of the two. On 1974 days when both cities reported, Hapur was cleaner on 1266 of them; the average daily gap was 86 AQI points.
Seasonality & days
Hapur peaks in November, while Muzaffarpur peaks in January. Hapur logged 1.9% Severe days and 36.2% Good-or-Satisfactory days; Muzaffarpur was 4.5% Severe and 30.900000000000002% Good-or-Satisfactory. Longest clean-air streaks: Hapur 55 days, Muzaffarpur 26 days.
Year-over-year progress
Hapur has improved by 197 AQI points (58.1%) from 2018 to 2024; Muzaffarpur has improved by 62 AQI points (29.1%) over the same window. The worst recorded day for Hapur reached AQI 477 at Anand Vihar (UPPCB) on 2019-10-31; Muzaffarpur hit AQI 482 at Collectorate (BSPCB) on 2016-01-01.
Station-level disparity
Hapur spans 1 CPCB stations with a 0-point spread (min 159, max 159); Muzaffarpur spans 3 stations with a 14-point spread (min 171, max 185).
Verdict
🏆 Hapur has better air quality with an AQI of 133 compared to Muzaffarpur's 301. That's a significant difference of 168 points.