Darbhanga vs Rourkela
Side-by-side air quality comparison between Darbhanga 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 | Darbhanga | Rourkela |
|---|---|---|
| PM2.5(µg/m³) | 100.60 | 111.80 |
| PM10(µg/m³) | 113.20 | 123.90 |
| NO₂(µg/m³) | 27.00 | 35.70 |
| SO₂(µg/m³) | 18.40 | 23.90 |
| O₃(µg/m³) | 114.00 | 66.00 |
| CO(µg/m³) | 651.00 | 408.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Darbhanga averaged an AQI of 365 while Rourkela averaged 115 — a 250-point (217%) gap, with Darbhanga the more polluted and Rourkela the cleaner of the two. On 30 days when both cities reported, Rourkela was cleaner on 30 of them; the average daily gap was 178 AQI points.
Seasonality & days
Darbhanga peaks in December, while Rourkela peaks in November. Darbhanga logged 7.1% Severe days and 26.9% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Rourkela 60 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).
Verdict
🏆 Darbhanga has better air quality with an AQI of 236 compared to Rourkela's 273.