Sasaram vs Virudhunagar
Side-by-side air quality comparison between Sasaram 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, Sasaram averaged an AQI of 109 while Virudhunagar averaged 52 — a 57-point (110%) gap, with Sasaram the more polluted and Virudhunagar the cleaner of the two. On 175 days when both cities reported, Virudhunagar was cleaner on 163 of them; the average daily gap was 69 AQI points.
Seasonality & days
Sasaram peaks in January, while Virudhunagar peaks in November. Sasaram logged 0.1% Severe days and 37% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Sasaram 27 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Sasaram reached AQI 401 at Dada Peer (BSPCB) on 2021-11-28; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Sasaram spans 1 CPCB stations with a 0-point spread (min 148, max 148); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).