Gummidipoondi vs Guwahati
Side-by-side air quality comparison between Gummidipoondi and Guwahati.
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 Guwahati averaged 123 — a 16-point (15%) gap, with Guwahati the more polluted and Gummidipoondi the cleaner of the two. On 1032 days when both cities reported, Gummidipoondi was cleaner on 744 of them; the average daily gap was 73 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Guwahati peaks in January. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Guwahati was 0.1% Severe and 44.9% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Guwahati 105 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Guwahati has worsened by 14 AQI points (12.8%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Guwahati hit AQI 420 at Railway Colony (PCBA) on 2023-01-15.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Guwahati spans 4 stations with a 26-point spread (min 118, max 144).