Gummidipoondi vs Kolār
Side-by-side air quality comparison between Gummidipoondi and Kolār.
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 Kolār averaged 65 — a 42-point (65%) gap, with Gummidipoondi the more polluted and Kolār the cleaner of the two. On 570 days when both cities reported, Kolār was cleaner on 449 of them; the average daily gap was 51 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Kolār peaks in September. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Kolār was 0.9% Severe and 85.30000000000001% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Kolār 17 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Kolār has improved by 56 AQI points (46.3%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Kolār hit AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Kolār spans 1 stations with a 0-point spread (min 71, max 71).