Dewās vs Rourkela
Side-by-side air quality comparison between Dewās 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 | Dewās | Rourkela |
|---|---|---|
| PM2.5(µg/m³) | 31.30 | 111.80 |
| PM10(µg/m³) | 47.80 | 123.90 |
| NO₂(µg/m³) | 7.10 | 35.70 |
| SO₂(µg/m³) | 15.10 | 23.90 |
| O₃(µg/m³) | 66.00 | 66.00 |
| CO(µg/m³) | 208.00 | 408.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dewās averaged an AQI of 98 while Rourkela averaged 115 — a 17-point (17%) gap, with Rourkela the more polluted and Dewās the cleaner of the two. On 351 days when both cities reported, Dewās was cleaner on 267 of them; the average daily gap was 63 AQI points.
Seasonality & days
Dewās peaks in December, while Rourkela peaks in November. Dewās logged 0% Severe days and 47.7% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Dewās 101 days, Rourkela 60 days.
Year-over-year progress
Dewās has improved by 48 AQI points (32.9%) from 2017 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Dewās reached AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Dewās spans 1 CPCB stations with a 0-point spread (min 106, max 106); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).
Verdict
🏆 Dewās has better air quality with an AQI of 53 compared to Rourkela's 273. That's a significant difference of 220 points.