Kochi vs Raipur
Side-by-side air quality comparison between Kochi and Raipur.
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 | Kochi | Raipur |
|---|---|---|
| PM2.5(µg/m³) | 8.80 | 46.40 |
| PM10(µg/m³) | 11.60 | 52.30 |
| NO₂(µg/m³) | 8.90 | 43.70 |
| SO₂(µg/m³) | 2.70 | 70.60 |
| O₃(µg/m³) | 30.00 | 42.00 |
| CO(µg/m³) | 119.00 | 484.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kochi averaged an AQI of 91 while Raipur averaged 74 — a 17-point (23%) gap, with Kochi the more polluted and Raipur the cleaner of the two. On 350 days when both cities reported, Raipur was cleaner on 195 of them; the average daily gap was 29 AQI points.
Seasonality & days
Kochi peaks in January, while Raipur peaks in November. Kochi logged 0% Severe days and 70.9% Good-or-Satisfactory days; Raipur was 0% Severe and 54.3% Good-or-Satisfactory. Longest clean-air streaks: Kochi 80 days, Raipur 70 days.
Year-over-year progress
Kochi has worsened by 7 AQI points (8.3%) from 2020 to 2024; Raipur has improved by 64 AQI points (46.4%) over the same window. The worst recorded day for Kochi reached AQI 293 at Vyttila Kochi (PCB) on 2022-12-08; Raipur hit AQI 226 at AIIMS (CECB) on 2023-12-26.
Station-level disparity
Kochi spans 1 CPCB stations with a 0-point spread (min 88, max 88); Raipur spans 4 stations with a 42-point spread (min 63, max 105).
Verdict
🏆 Kochi has better air quality with an AQI of 15 compared to Raipur's 78. That's a significant difference of 63 points.