Gummidipoondi vs Kannur
Side-by-side air quality comparison between Gummidipoondi 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 | Gummidipoondi | Kannur |
|---|---|---|
| PM2.5(µg/m³) | 10.60 | 5.00 |
| PM10(µg/m³) | 11.90 | 9.60 |
| NO₂(µg/m³) | 12.70 | 2.80 |
| SO₂(µg/m³) | 6.00 | 1.00 |
| O₃(µg/m³) | 51.00 | 50.00 |
| CO(µg/m³) | 298.00 | 138.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Kannur averaged 65 — a 42-point (65%) gap, with Gummidipoondi the more polluted and Kannur the cleaner of the two. On 786 days when both cities reported, Kannur was cleaner on 522 of them; the average daily gap was 48 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Kannur peaks in February. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Kannur was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Kannur 103 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Kannur has worsened by 11 AQI points (20.4%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Kannur hit AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Kannur spans 1 stations with a 0-point spread (min 66, max 66).
Verdict
🏆 Kannur has better air quality with an AQI of 10 compared to Gummidipoondi's 18.