Begusarai vs Virudhunagar
Side-by-side air quality comparison between Begusarai 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 | Begusarai | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 95.90 | 5.00 |
| PM10(µg/m³) | 109.00 | 6.00 |
| NO₂(µg/m³) | 51.40 | 7.30 |
| SO₂(µg/m³) | 17.30 | 3.00 |
| O₃(µg/m³) | 29.00 | 33.00 |
| CO(µg/m³) | 672.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Virudhunagar averaged 52 — a 76-point (146%) gap, with Begusarai the more polluted and Virudhunagar the cleaner of the two. On 97 days when both cities reported, Virudhunagar was cleaner on 96 of them; the average daily gap was 76 AQI points.
Seasonality & days
Begusarai peaks in January, while Virudhunagar peaks in November. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Virudhunagar has better air quality with an AQI of 8 compared to Begusarai's 220. That's a significant difference of 212 points.