Shivamogga vs Virudhunagar
Side-by-side air quality comparison between Shivamogga 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 | Shivamogga | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 7.00 | 5.30 |
| PM10(µg/m³) | 9.10 | 6.30 |
| NO₂(µg/m³) | 5.90 | 7.50 |
| SO₂(µg/m³) | 1.70 | 2.90 |
| O₃(µg/m³) | 32.00 | 34.00 |
| CO(µg/m³) | 140.00 | 128.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Shivamogga averaged an AQI of 55 while Virudhunagar averaged 52 — a 3-point (6%) gap, with Shivamogga the more polluted and Virudhunagar the cleaner of the two. On 189 days when both cities reported, Virudhunagar was cleaner on 129 of them; the average daily gap was 19 AQI points.
Seasonality & days
Shivamogga peaks in February, while Virudhunagar peaks in November. Shivamogga logged 0% Severe days and 97.5% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Shivamogga 233 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Shivamogga reached AQI 202 at Vinoba Nagara (KSPCB) on 2021-08-04; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Shivamogga spans 1 CPCB stations with a 0-point spread (min 56, max 56); 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 Shivamogga's 12.