Muzaffarpur vs Nalbāri
Side-by-side air quality comparison between Muzaffarpur and Nalbāri.
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 | Muzaffarpur | Nalbāri |
|---|---|---|
| PM2.5(µg/m³) | 120.60 | 54.50 |
| PM10(µg/m³) | 135.00 | 61.20 |
| NO₂(µg/m³) | 48.60 | 6.50 |
| SO₂(µg/m³) | 19.60 | 5.80 |
| O₃(µg/m³) | 54.00 | 123.00 |
| CO(µg/m³) | 873.00 | 407.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Muzaffarpur averaged an AQI of 151 while Nalbāri averaged 129 — a 22-point (17%) gap, with Muzaffarpur the more polluted and Nalbāri the cleaner of the two. On 665 days when both cities reported, Nalbāri was cleaner on 521 of them; the average daily gap was 87 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Muzaffarpur logged 4.5% Severe days and 30.900000000000002% Good-or-Satisfactory days; Nalbāri was 0% Severe and 41% Good-or-Satisfactory. Longest clean-air streaks: Muzaffarpur 26 days, Nalbāri 18 days.
Year-over-year progress
Muzaffarpur has improved by 62 AQI points (29.1%) from 2016 to 2024; Nalbāri has improved by 72 AQI points (35.8%) over the same window. The worst recorded day for Muzaffarpur reached AQI 482 at Collectorate (BSPCB) on 2016-01-01; Nalbāri hit AQI 384 at Bata Chowk (PCBA) on 2024-01-08.
Station-level disparity
Muzaffarpur spans 3 CPCB stations with a 14-point spread (min 171, max 185); Nalbāri spans 1 stations with a 0-point spread (min 141, max 141).
Verdict
🏆 Nalbāri has better air quality with an AQI of 91 compared to Muzaffarpur's 301. That's a significant difference of 210 points.