Korba vs Kozhikode
Side-by-side air quality comparison between Korba 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 | Korba | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 48.10 | 4.30 |
| PM10(µg/m³) | 56.60 | 9.50 |
| NO₂(µg/m³) | 15.00 | 0.70 |
| SO₂(µg/m³) | 20.40 | 0.30 |
| O₃(µg/m³) | 86.00 | 64.00 |
| CO(µg/m³) | 325.00 | 171.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Korba averaged an AQI of 67 while Kozhikode averaged 78 — a 11-point (16%) gap, with Kozhikode the more polluted and Korba the cleaner of the two. On 62 days when both cities reported, Kozhikode was cleaner on 46 of them; the average daily gap was 46 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Korba logged 0% Severe days and 78.8% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Korba 83 days, Kozhikode 83 days.
Year-over-year progress
Korba has improved by 19 AQI points (22.1%) from 2022 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Korba reached AQI 313 at Urja Nagar (CECB) on 2023-01-04; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Korba spans 2 CPCB stations with a 13-point spread (min 62, max 75); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Kozhikode has better air quality with an AQI of 10 compared to Korba's 81. That's a significant difference of 71 points.