Karur vs Vijayawada
Side-by-side air quality comparison between Karur and Vijayawada.
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 | Karur | Vijayawada |
|---|---|---|
| PM2.5(µg/m³) | 3.80 | 17.90 |
| PM10(µg/m³) | 4.20 | 19.50 |
| NO₂(µg/m³) | 6.80 | 9.10 |
| SO₂(µg/m³) | 3.00 | 6.90 |
| O₃(µg/m³) | 38.00 | 75.00 |
| CO(µg/m³) | 131.00 | 264.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Karur averaged an AQI of 71 while Vijayawada averaged 64 — a 7-point (11%) gap, with Karur the more polluted and Vijayawada the cleaner of the two. On 69 days when both cities reported, Karur was cleaner on 38 of them; the average daily gap was 30 AQI points.
Seasonality & days
Karur peaks in December, while Vijayawada peaks in February. Karur logged 0% Severe days and 80.3% Good-or-Satisfactory days; Vijayawada was 0.2% Severe and 86.8% Good-or-Satisfactory. Longest clean-air streaks: Karur 34 days, Vijayawada 72 days.
Year-over-year progress
The worst recorded day for Karur reached AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26; Vijayawada hit AQI 500 at Kanuru (APPCB) on 2023-04-04.
Station-level disparity
Karur spans 1 CPCB stations with a 0-point spread (min 71, max 71); Vijayawada spans 5 stations with a 9-point spread (min 65, max 74).
Verdict
🏆 Karur has better air quality with an AQI of 6 compared to Vijayawada's 30.