Gummidipoondi vs Kanchipuram
Side-by-side air quality comparison between Gummidipoondi and Kanchipuram.
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 Kanchipuram averaged 51 — a 56-point (110%) gap, with Gummidipoondi the more polluted and Kanchipuram the cleaner of the two. On 262 days when both cities reported, Kanchipuram was cleaner on 254 of them; the average daily gap was 72 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Kanchipuram peaks in February. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Kanchipuram 18 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).