Gummidipoondi vs Mumbai
Side-by-side air quality comparison between Gummidipoondi and Mumbai.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Mumbai averaged 93 — a 14-point (15%) gap, with Gummidipoondi the more polluted and Mumbai the cleaner of the two. On 744 days when both cities reported, Gummidipoondi was cleaner on 656 of them; the average daily gap was 107 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Mumbai peaks in December. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Mumbai 58 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).