Kannur vs Kishanganj
Side-by-side air quality comparison between Kannur and Kishanganj.
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 | Kishanganj |
|---|---|---|
| PM2.5(µg/m³) | 5.00 | 99.40 |
| PM10(µg/m³) | 9.60 | 102.00 |
| NO₂(µg/m³) | 2.80 | 19.70 |
| SO₂(µg/m³) | 1.00 | 12.20 |
| O₃(µg/m³) | 50.00 | 59.00 |
| CO(µg/m³) | 138.00 | 768.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kannur averaged an AQI of 65 while Kishanganj averaged 144 — a 79-point (122%) gap, with Kishanganj the more polluted and Kannur the cleaner of the two. On 728 days when both cities reported, Kannur was cleaner on 617 of them; the average daily gap was 105 AQI points.
Seasonality & days
Kannur peaks in February, while Kishanganj peaks in January. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Kishanganj was 0.2% Severe and 37.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Kishanganj 23 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Kishanganj has improved by 136 AQI points (48.6%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Kishanganj hit AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Kishanganj spans 1 stations with a 0-point spread (min 156, max 156).
Verdict
🏆 Kannur has better air quality with an AQI of 10 compared to Kishanganj's 232. That's a significant difference of 222 points.