Nārnaul vs Rourkela
Side-by-side air quality comparison between Nārnaul 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 | Nārnaul | Rourkela |
|---|---|---|
| PM2.5(µg/m³) | 45.40 | 111.80 |
| PM10(µg/m³) | 126.20 | 123.90 |
| NO₂(µg/m³) | 12.40 | 35.70 |
| SO₂(µg/m³) | 7.70 | 23.90 |
| O₃(µg/m³) | 86.00 | 66.00 |
| CO(µg/m³) | 365.00 | 408.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nārnaul averaged an AQI of 94 while Rourkela averaged 115 — a 21-point (22%) gap, with Rourkela the more polluted and Nārnaul the cleaner of the two. On 340 days when both cities reported, Nārnaul was cleaner on 249 of them; the average daily gap was 61 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Nārnaul logged 0.1% Severe days and 40.8% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Nārnaul 63 days, Rourkela 60 days.
Year-over-year progress
Nārnaul has improved by 37 AQI points (28.2%) from 2019 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Nārnaul reached AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Nārnaul spans 1 CPCB stations with a 0-point spread (min 130, max 130); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).
Verdict
🏆 Nārnaul has better air quality with an AQI of 118 compared to Rourkela's 273. That's a significant difference of 155 points.