Asansol vs Virudhunagar
Side-by-side air quality comparison between Asansol and Virudhunagar.
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 Virudhunagar averaged 52 — a 93-point (179%) gap, with Asansol the more polluted and Virudhunagar the cleaner of the two. On 195 days when both cities reported, Virudhunagar was cleaner on 191 of them; the average daily gap was 138 AQI points.
Seasonality & days
Asansol peaks in December, while Virudhunagar peaks in November. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).