Kannur vs Muzaffarpur
Side-by-side air quality comparison between Kannur 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 | Kannur | Muzaffarpur |
|---|---|---|
| PM2.5(µg/m³) | 5.00 | 124.30 |
| PM10(µg/m³) | 9.60 | 140.60 |
| NO₂(µg/m³) | 2.80 | 60.50 |
| SO₂(µg/m³) | 1.00 | 18.60 |
| O₃(µg/m³) | 50.00 | 11.00 |
| CO(µg/m³) | 138.00 | 978.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kannur averaged an AQI of 65 while Muzaffarpur averaged 151 — a 86-point (132%) gap, with Muzaffarpur the more polluted and Kannur the cleaner of the two. On 1416 days when both cities reported, Kannur was cleaner on 1317 of them; the average daily gap was 130 AQI points.
Seasonality & days
Kannur peaks in February, while Muzaffarpur peaks in January. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Muzaffarpur was 4.5% Severe and 30.900000000000002% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Muzaffarpur 26 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Muzaffarpur has improved by 62 AQI points (29.1%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Muzaffarpur hit AQI 482 at Collectorate (BSPCB) on 2016-01-01.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Muzaffarpur spans 3 stations with a 14-point spread (min 171, max 185).
Verdict
🏆 Kannur has better air quality with an AQI of 10 compared to Muzaffarpur's 304. That's a significant difference of 294 points.