Asansol vs Gummidipoondi
Side-by-side air quality comparison between Asansol and Gummidipoondi.
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, Asansol averaged an AQI of 145 while Gummidipoondi averaged 107 — a 38-point (36%) gap, with Asansol the more polluted and Gummidipoondi the cleaner of the two. On 709 days when both cities reported, Gummidipoondi was cleaner on 535 of them; the average daily gap was 76 AQI points.
Seasonality & days
Asansol peaks in December, while Gummidipoondi peaks in November. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Gummidipoondi was 0% Severe and 59.1% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Gummidipoondi 49 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Gummidipoondi has worsened by 8 AQI points (8.1%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Gummidipoondi hit AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Gummidipoondi spans 1 stations with a 0-point spread (min 99, max 99).