Kozhikode vs Noida
Side-by-side air quality comparison between Kozhikode and Noida.
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 | Kozhikode | Noida |
|---|---|---|
| PM2.5(µg/m³) | 4.30 | 69.60 |
| PM10(µg/m³) | 9.50 | 137.40 |
| NO₂(µg/m³) | 0.70 | 30.10 |
| SO₂(µg/m³) | 0.30 | 17.90 |
| O₃(µg/m³) | 64.00 | 65.00 |
| CO(µg/m³) | 171.00 | 562.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Kozhikode averaged an AQI of 78 while Noida averaged 182 — a 104-point (133%) gap, with Noida the more polluted and Kozhikode the cleaner of the two. On 943 days when both cities reported, Kozhikode was cleaner on 932 of them; the average daily gap was 162 AQI points.
Seasonality & days
Kozhikode peaks in January, while Noida peaks in November. Kozhikode logged 0.1% Severe days and 99% Good-or-Satisfactory days; Noida was 8.9% Severe and 16.5% Good-or-Satisfactory. Longest clean-air streaks: Kozhikode 83 days, Noida 14 days.
Year-over-year progress
Kozhikode has worsened by 29 AQI points (59.2%) from 2020 to 2023; Noida has improved by 79 AQI points (30.3%) over the same window. The worst recorded day for Kozhikode reached AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25; Noida hit AQI 500 at Sector-1 (UPPCB) on 2019-11-01.
Station-level disparity
Kozhikode spans 1 CPCB stations with a 0-point spread (min 59, max 59); Noida spans 4 stations with a 15-point spread (min 195, max 210).
Verdict
🏆 Kozhikode has better air quality with an AQI of 10 compared to Noida's 133. That's a significant difference of 123 points.