Chapra vs Rourkela
Side-by-side air quality comparison between Chapra 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, Chapra averaged an AQI of 149 while Rourkela averaged 115 — a 34-point (30%) gap, with Chapra the more polluted and Rourkela the cleaner of the two. On 316 days when both cities reported, Rourkela was cleaner on 168 of them; the average daily gap was 64 AQI points.
Seasonality & days
Chapra peaks in January, while Rourkela peaks in November. Chapra logged 2.4% Severe days and 26.8% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Chapra 14 days, Rourkela 60 days.
Year-over-year progress
Chapra has improved by 181 AQI points (54.8%) from 2021 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Chapra reached AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Chapra spans 1 CPCB stations with a 0-point spread (min 195, max 195); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).