Kochi vs Rourkela
Side-by-side air quality comparison between Kochi and Rourkela.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kochi averaged an AQI of 91 while Rourkela averaged 115 — a 24-point (26%) gap, with Rourkela the more polluted and Kochi the cleaner of the two. On 78 days when both cities reported, Kochi was cleaner on 69 of them; the average daily gap was 73 AQI points.
Seasonality & days
Kochi peaks in January, while Rourkela peaks in November. Kochi logged 0% Severe days and 70.9% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Kochi 80 days, Rourkela 60 days.
Year-over-year progress
Kochi has worsened by 7 AQI points (8.3%) from 2020 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Kochi reached AQI 293 at Vyttila Kochi (PCB) on 2022-12-08; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Kochi spans 1 CPCB stations with a 0-point spread (min 88, max 88); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).