Hapur vs Virudhunagar
Side-by-side air quality comparison between Hapur 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, Hapur averaged an AQI of 142 while Virudhunagar averaged 52 — a 90-point (173%) gap, with Hapur the more polluted and Virudhunagar the cleaner of the two. On 186 days when both cities reported, Virudhunagar was cleaner on 171 of them; the average daily gap was 115 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Hapur logged 1.9% Severe days and 36.2% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Hapur 55 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Hapur reached AQI 477 at Anand Vihar (UPPCB) on 2019-10-31; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Hapur spans 1 CPCB stations with a 0-point spread (min 159, max 159); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).