Bhopal vs Kochi
Side-by-side air quality comparison between Bhopal and Kochi.
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 | Bhopal | Kochi |
|---|---|---|
| PM2.5(µg/m³) | 31.50 | 8.80 |
| PM10(µg/m³) | 53.20 | 11.60 |
| NO₂(µg/m³) | 3.80 | 8.90 |
| SO₂(µg/m³) | 8.10 | 2.70 |
| O₃(µg/m³) | 96.00 | 30.00 |
| CO(µg/m³) | 273.00 | 119.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhopal averaged an AQI of 114 while Kochi averaged 91 — a 23-point (25%) gap, with Bhopal the more polluted and Kochi the cleaner of the two. On 870 days when both cities reported, Kochi was cleaner on 614 of them; the average daily gap was 53 AQI points.
Seasonality & days
Bhopal peaks in November, while Kochi peaks in January. Bhopal logged 0% Severe days and 38.4% Good-or-Satisfactory days; Kochi was 0% Severe and 70.9% Good-or-Satisfactory. Longest clean-air streaks: Bhopal 47 days, Kochi 80 days.
Year-over-year progress
Bhopal has improved by 39 AQI points (25.5%) from 2019 to 2024; Kochi has worsened by 7 AQI points (8.3%) over the same window. The worst recorded day for Bhopal reached AQI 392 at T T Nagar (MPPCB) on 2022-01-06; Kochi hit AQI 293 at Vyttila Kochi (PCB) on 2022-12-08.
Station-level disparity
Bhopal spans 3 CPCB stations with a 18-point spread (min 111, max 129); Kochi spans 1 stations with a 0-point spread (min 88, max 88).
Verdict
🏆 Kochi has better air quality with an AQI of 15 compared to Bhopal's 54.