Gummidipoondi vs Surat
Side-by-side air quality comparison between Gummidipoondi and Surat.
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 Surat averaged 83 — a 24-point (29%) gap, with Gummidipoondi the more polluted and Surat the cleaner of the two. On 499 days when both cities reported, Surat was cleaner on 306 of them; the average daily gap was 55 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; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Surat 55 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Surat spans 1 stations with a 0-point spread (min 123, max 123).