Kozhikode vs Visakhapatnam
Side-by-side air quality comparison between Kozhikode and Visakhapatnam.
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 | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 4.30 | 33.60 |
| PM10(µg/m³) | 9.50 | 38.90 |
| NO₂(µg/m³) | 0.70 | 23.30 |
| SO₂(µg/m³) | 0.30 | 49.40 |
| O₃(µg/m³) | 64.00 | 95.00 |
| CO(µg/m³) | 171.00 | 516.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Kozhikode averaged an AQI of 78 while Visakhapatnam averaged 110 — a 32-point (41%) gap, with Visakhapatnam the more polluted and Kozhikode the cleaner of the two. On 939 days when both cities reported, Kozhikode was cleaner on 805 of them; the average daily gap was 55 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Kozhikode logged 0.1% Severe days and 99% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Kozhikode 83 days, Visakhapatnam 27 days.
Year-over-year progress
Kozhikode has worsened by 29 AQI points (59.2%) from 2020 to 2023; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Kozhikode reached AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Kozhikode spans 1 CPCB stations with a 0-point spread (min 59, max 59); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Kozhikode has better air quality with an AQI of 10 compared to Visakhapatnam's 57.