Rourkela vs Samastipur
Side-by-side air quality comparison between Rourkela and Samastipur.
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 | Rourkela | Samastipur |
|---|---|---|
| PM2.5(µg/m³) | 107.60 | 118.00 |
| PM10(µg/m³) | 119.70 | 134.60 |
| NO₂(µg/m³) | 48.00 | 61.60 |
| SO₂(µg/m³) | 17.00 | 18.30 |
| O₃(µg/m³) | 26.00 | 5.00 |
| CO(µg/m³) | 365.00 | 837.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Rourkela averaged an AQI of 115 while Samastipur averaged 134 — a 19-point (17%) gap, with Samastipur the more polluted and Rourkela the cleaner of the two. On 308 days when both cities reported, Rourkela was cleaner on 178 of them; the average daily gap was 63 AQI points.
Seasonality & days
Rourkela peaks in November, while Samastipur peaks in January. Rourkela logged 0% Severe days and 32.9% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Rourkela 60 days, Samastipur 9 days.
Year-over-year progress
Rourkela has improved by 112 AQI points (49.3%) from 2022 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Rourkela reached AQI 344 at Raghunathpali (OSPCB) on 2024-01-01; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Rourkela spans 3 CPCB stations with a 29-point spread (min 106, max 135); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).
Verdict
🏆 Rourkela has better air quality with an AQI of 259 compared to Samastipur's 293.