Sagar vs Virudhunagar
Side-by-side air quality comparison between Sagar 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, Sagar averaged an AQI of 96 while Virudhunagar averaged 52 — a 44-point (85%) gap, with Sagar the more polluted and Virudhunagar the cleaner of the two. On 195 days when both cities reported, Virudhunagar was cleaner on 185 of them; the average daily gap was 73 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Sagar logged 0% Severe days and 69.9% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Sagar 57 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Sagar reached AQI 347 at Civil Lines (MPPCB) on 2024-12-25; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Sagar spans 2 CPCB stations with a 45-point spread (min 73, max 118); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).