Charkhi Dādri vs Kannur
Side-by-side air quality comparison between Charkhi Dādri and Kannur.
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 | Charkhi Dādri | Kannur |
|---|---|---|
| PM2.5(µg/m³) | 67.80 | 5.70 |
| PM10(µg/m³) | 219.30 | 11.30 |
| NO₂(µg/m³) | 11.50 | 3.30 |
| SO₂(µg/m³) | 9.90 | 1.10 |
| O₃(µg/m³) | 99.00 | 51.00 |
| CO(µg/m³) | 416.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Charkhi Dādri averaged an AQI of 145 while Kannur averaged 65 — a 80-point (123%) gap, with Charkhi Dādri the more polluted and Kannur the cleaner of the two. On 1207 days when both cities reported, Kannur was cleaner on 1084 of them; the average daily gap was 101 AQI points.
Seasonality & days
Charkhi Dādri peaks in November, while Kannur peaks in February. Charkhi Dādri logged 0.7% Severe days and 28% Good-or-Satisfactory days; Kannur was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Charkhi Dādri 48 days, Kannur 103 days.
Year-over-year progress
Charkhi Dādri has improved by 51 AQI points (26%) from 2020 to 2024; Kannur has worsened by 11 AQI points (20.4%) over the same window. The worst recorded day for Charkhi Dādri reached AQI 470 at Mini Secretariat Charkhi (HSPCB) on 2021-11-12; Kannur hit AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14.
Station-level disparity
Charkhi Dādri spans 1 CPCB stations with a 0-point spread (min 162, max 162); Kannur spans 1 stations with a 0-point spread (min 66, max 66).
Verdict
🏆 Kannur has better air quality with an AQI of 11 compared to Charkhi Dādri's 180. That's a significant difference of 169 points.