Gummidipoondi vs Thane
Side-by-side air quality comparison between Gummidipoondi and Thane.
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 | Thane |
|---|---|---|
| PM2.5(µg/m³) | 10.50 | 17.50 |
| PM10(µg/m³) | 12.00 | 40.70 |
| NO₂(µg/m³) | 11.90 | 11.00 |
| SO₂(µg/m³) | 6.80 | 12.60 |
| O₃(µg/m³) | 52.00 | 42.00 |
| CO(µg/m³) | 286.00 | 171.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Thane averaged 95 — a 12-point (13%) gap, with Gummidipoondi the more polluted and Thane the cleaner of the two. On 354 days when both cities reported, Thane was cleaner on 199 of them; the average daily gap was 44 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Thane peaks in January. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Thane was 0% Severe and 53.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Thane 99 days.
Year-over-year progress
The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Thane hit AQI 302 at Kasarvadavali (MPCB) on 2024-03-21.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Thane spans 2 stations with a 9-point spread (min 90, max 99).
Verdict
🏆 Gummidipoondi has better air quality with an AQI of 18 compared to Thane's 41.