Sonipat vs Virudhunagar
Side-by-side air quality comparison between Sonipat 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Sonipat | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 79.90 | 5.30 |
| PM10(µg/m³) | 152.70 | 6.10 |
| NO₂(µg/m³) | 44.80 | 6.70 |
| SO₂(µg/m³) | 32.00 | 3.00 |
| O₃(µg/m³) | 47.00 | 35.00 |
| CO(µg/m³) | 703.00 | 129.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Sonipat averaged an AQI of 134 while Virudhunagar averaged 52 — a 82-point (158%) gap, with Sonipat the more polluted and Virudhunagar the cleaner of the two. On 152 days when both cities reported, Virudhunagar was cleaner on 142 of them; the average daily gap was 100 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Sonipat logged 0.8% Severe days and 26.5% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Sonipat 21 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Sonipat reached AQI 455 at Murthal (HSPCB) on 2023-11-03; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Sonipat spans 1 CPCB stations with a 0-point spread (min 162, max 162); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Virudhunagar has better air quality with an AQI of 9 compared to Sonipat's 167. That's a significant difference of 158 points.