Indore vs Virudhunagar
Side-by-side air quality comparison between Indore 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 | Indore | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 31.30 | 5.30 |
| PM10(µg/m³) | 47.80 | 6.10 |
| NO₂(µg/m³) | 7.10 | 6.70 |
| SO₂(µg/m³) | 15.10 | 3.00 |
| O₃(µg/m³) | 66.00 | 35.00 |
| CO(µg/m³) | 251.00 | 129.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Indore averaged an AQI of 84 while Virudhunagar averaged 52 — a 32-point (62%) gap, with Indore the more polluted and Virudhunagar the cleaner of the two. On 195 days when both cities reported, Virudhunagar was cleaner on 188 of them; the average daily gap was 91 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Indore logged 0% Severe days and 45.099999999999994% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Indore 65 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Indore reached AQI 359 at Maguda Nagar (IMC) on 2024-09-18; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Indore spans 6 CPCB stations with a 69-point spread (min 52, max 121); 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 Indore's 53.