Kalyān vs Rourkela
Side-by-side air quality comparison between Kalyān 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, Kalyān averaged an AQI of 95 while Rourkela averaged 115 — a 20-point (21%) gap, with Rourkela the more polluted and Kalyān the cleaner of the two. On 387 days when both cities reported, Kalyān was cleaner on 283 of them; the average daily gap was 50 AQI points.
Seasonality & days
Kalyān peaks in January, while Rourkela peaks in November. Kalyān logged 0.1% Severe days and 46.4% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Kalyān 78 days, Rourkela 60 days.
Year-over-year progress
Kalyān has improved by 4 AQI points (4%) from 2019 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Kalyān reached AQI 414 at Khadakpada (MPCB) on 2022-01-24; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Kalyān spans 2 CPCB stations with a 18-point spread (min 98, max 116); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).