Karur vs Kozhikode
Side-by-side air quality comparison between Karur and Kozhikode.
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 | Karur | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 3.80 | 4.30 |
| PM10(µg/m³) | 4.20 | 9.50 |
| NO₂(µg/m³) | 6.80 | 0.70 |
| SO₂(µg/m³) | 3.00 | 0.30 |
| O₃(µg/m³) | 38.00 | 64.00 |
| CO(µg/m³) | 131.00 | 171.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Karur averaged an AQI of 71 while Kozhikode averaged 78 — a 7-point (10%) gap, with Kozhikode the more polluted and Karur the cleaner of the two.
Seasonality & days
Karur peaks in December, while Kozhikode peaks in January. Karur logged 0% Severe days and 80.3% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Karur 34 days, Kozhikode 83 days.
Year-over-year progress
The worst recorded day for Karur reached AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Karur spans 1 CPCB stations with a 0-point spread (min 71, max 71); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Karur has better air quality with an AQI of 6 compared to Kozhikode's 10.