Muzaffarpur vs Silchar
Side-by-side air quality comparison between Muzaffarpur and Silchar.
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 | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 120.10 | 53.70 |
| PM10(µg/m³) | 136.40 | 64.50 |
| NO₂(µg/m³) | 64.00 | 14.10 |
| SO₂(µg/m³) | 18.40 | 7.40 |
| O₃(µg/m³) | 0.00 | 94.00 |
| CO(µg/m³) | 972.00 | 289.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Muzaffarpur averaged an AQI of 151 while Silchar averaged 52 — a 99-point (190%) gap, with Muzaffarpur the more polluted and Silchar the cleaner of the two. On 687 days when both cities reported, Silchar was cleaner on 661 of them; the average daily gap was 145 AQI points.
Seasonality & days
Muzaffarpur peaks in January, while Silchar peaks in February. Muzaffarpur logged 4.5% Severe days and 30.900000000000002% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Muzaffarpur 26 days, Silchar 87 days.
Year-over-year progress
Muzaffarpur has improved by 62 AQI points (29.1%) from 2016 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Muzaffarpur reached AQI 482 at Collectorate (BSPCB) on 2016-01-01; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Muzaffarpur spans 3 CPCB stations with a 14-point spread (min 171, max 185); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Silchar has better air quality with an AQI of 90 compared to Muzaffarpur's 301. That's a significant difference of 211 points.