Gangtok vs Kozhikode
Side-by-side air quality comparison between Gangtok 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 | Gangtok | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 25.80 | 5.50 |
| PM10(µg/m³) | 32.80 | 12.80 |
| NO₂(µg/m³) | 1.50 | 0.60 |
| SO₂(µg/m³) | 2.70 | 0.40 |
| O₃(µg/m³) | 145.00 | 62.00 |
| CO(µg/m³) | 273.00 | 122.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gangtok averaged an AQI of 48 while Kozhikode averaged 78 — a 30-point (63%) gap, with Kozhikode the more polluted and Gangtok the cleaner of the two. On 186 days when both cities reported, Gangtok was cleaner on 143 of them; the average daily gap was 38 AQI points.
Seasonality & days
Gangtok peaks in March, while Kozhikode peaks in January. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Kozhikode 83 days.
Year-over-year progress
Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Kozhikode has better air quality with an AQI of 13 compared to Gangtok's 43.