Gummidipoondi vs Rourkela
Side-by-side air quality comparison between Gummidipoondi 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 | Gummidipoondi | Rourkela |
|---|---|---|
| PM2.5(µg/m³) | 10.50 | 111.80 |
| PM10(µg/m³) | 12.00 | 123.90 |
| NO₂(µg/m³) | 11.90 | 35.70 |
| SO₂(µg/m³) | 6.80 | 23.90 |
| O₃(µg/m³) | 52.00 | 66.00 |
| CO(µg/m³) | 286.00 | 408.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Rourkela averaged 115 — a 8-point (7%) gap, with Rourkela the more polluted and Gummidipoondi the cleaner of the two. On 364 days when both cities reported, Gummidipoondi was cleaner on 222 of them; the average daily gap was 57 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Rourkela was 0% Severe and 32.9% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Rourkela 60 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Rourkela has improved by 112 AQI points (49.3%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Rourkela hit AQI 344 at Raghunathpali (OSPCB) on 2024-01-01.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Rourkela spans 3 stations with a 29-point spread (min 106, max 135).
Verdict
🏆 Gummidipoondi has better air quality with an AQI of 18 compared to Rourkela's 273. That's a significant difference of 255 points.