Amarāvati vs Virudhunagar
Side-by-side air quality comparison between Amarāvati 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 | Amarāvati | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 21.70 | 2.90 |
| PM10(µg/m³) | 32.40 | 3.70 |
| NO₂(µg/m³) | 1.10 | 1.20 |
| SO₂(µg/m³) | 7.40 | 1.10 |
| O₃(µg/m³) | 145.00 | 80.00 |
| CO(µg/m³) | 186.00 | 117.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Amarāvati averaged an AQI of 63 while Virudhunagar averaged 52 — a 11-point (21%) gap, with Amarāvati the more polluted and Virudhunagar the cleaner of the two. On 184 days when both cities reported, Virudhunagar was cleaner on 125 of them; the average daily gap was 26 AQI points.
Seasonality & days
Amarāvati peaks in December, while Virudhunagar peaks in November. Amarāvati logged 0% Severe days and 78.5% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Amarāvati 92 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Amarāvati reached AQI 307 at Secretariat (APPCB) on 2020-12-28; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Amarāvati spans 1 CPCB stations with a 0-point spread (min 74, max 74); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Virudhunagar has better air quality with an AQI of 5 compared to Amarāvati's 36.