Bhilai vs Kozhikode
Side-by-side air quality comparison between Bhilai 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 | Bhilai | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 44.90 | 4.60 |
| PM10(µg/m³) | 52.30 | 10.30 |
| NO₂(µg/m³) | 45.10 | 0.50 |
| SO₂(µg/m³) | 64.50 | 0.30 |
| O₃(µg/m³) | 35.00 | 64.00 |
| CO(µg/m³) | 664.00 | 217.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilai averaged an AQI of 73 while Kozhikode averaged 78 — a 5-point (7%) gap, with Kozhikode the more polluted and Bhilai the cleaner of the two. On 132 days when both cities reported, Kozhikode was cleaner on 96 of them; the average daily gap was 27 AQI points.
Seasonality & days
Bhilai peaks in November, while Kozhikode peaks in January. Bhilai logged 0% Severe days and 71.6% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Bhilai 119 days, Kozhikode 83 days.
Year-over-year progress
Bhilai has worsened by 8 AQI points (12.3%) from 2021 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Bhilai reached AQI 288 at Hathkhoj (CECB) on 2023-12-26; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Bhilai spans 3 CPCB stations with a 25-point spread (min 59, max 84); 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 Bhilai's 75. That's a significant difference of 65 points.