Gummidipoondi vs Noida
Side-by-side air quality comparison between Gummidipoondi and Noida.
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 | Noida |
|---|---|---|
| PM2.5(µg/m³) | 10.60 | 67.50 |
| PM10(µg/m³) | 11.90 | 134.10 |
| NO₂(µg/m³) | 12.70 | 34.90 |
| SO₂(µg/m³) | 6.00 | 17.50 |
| O₃(µg/m³) | 51.00 | 48.00 |
| CO(µg/m³) | 298.00 | 554.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Noida averaged 182 — a 75-point (70%) gap, with Noida the more polluted and Gummidipoondi the cleaner of the two. On 743 days when both cities reported, Gummidipoondi was cleaner on 660 of them; the average daily gap was 130 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; Noida was 8.9% Severe and 16.5% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Noida 14 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Noida has improved by 79 AQI points (30.3%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Noida hit AQI 500 at Sector-1 (UPPCB) on 2019-11-01.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Noida spans 4 stations with a 15-point spread (min 195, max 210).
Verdict
🏆 Gummidipoondi has better air quality with an AQI of 18 compared to Noida's 126. That's a significant difference of 108 points.