Bhagalpur vs Rourkela
Side-by-side air quality comparison between Bhagalpur 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Bhagalpur | Rourkela |
|---|---|---|
| PM2.5(µg/m³) | 60.80 | 111.80 |
| PM10(µg/m³) | 65.00 | 123.90 |
| NO₂(µg/m³) | 20.50 | 35.70 |
| SO₂(µg/m³) | 25.00 | 23.90 |
| O₃(µg/m³) | 81.00 | 66.00 |
| CO(µg/m³) | 653.00 | 408.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Rourkela averaged 115 — a 49-point (43%) gap, with Bhagalpur the more polluted and Rourkela the cleaner of the two. On 381 days when both cities reported, Rourkela was cleaner on 266 of them; the average daily gap was 69 AQI points.
Seasonality & days
Bhagalpur peaks in January, while Rourkela peaks in November. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Rourkela 60 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).
Verdict
🏆 Bhagalpur has better air quality with an AQI of 104 compared to Rourkela's 273. That's a significant difference of 169 points.