Gummidipoondi vs Silchar
Side-by-side air quality comparison between Gummidipoondi and Silchar.
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 Silchar averaged 52 — a 55-point (106%) gap, with Gummidipoondi the more polluted and Silchar the cleaner of the two. On 613 days when both cities reported, Silchar was cleaner on 591 of them; the average daily gap was 68 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Silchar peaks in February. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Silchar 87 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Silchar spans 1 stations with a 0-point spread (min 47, max 47).