Cuddalore vs Vijayawada
Side-by-side air quality comparison between Cuddalore 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 | Cuddalore | Vijayawada |
|---|---|---|
| PM2.5(µg/m³) | 15.00 | 17.90 |
| PM10(µg/m³) | 18.20 | 19.50 |
| NO₂(µg/m³) | 15.90 | 9.10 |
| SO₂(µg/m³) | 10.00 | 6.90 |
| O₃(µg/m³) | 39.00 | 75.00 |
| CO(µg/m³) | 353.00 | 264.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Cuddalore averaged an AQI of 52 while Vijayawada averaged 64 — a 12-point (23%) gap, with Vijayawada the more polluted and Cuddalore the cleaner of the two. On 282 days when both cities reported, Cuddalore was cleaner on 224 of them; the average daily gap was 35 AQI points.
Seasonality & days
Cuddalore peaks in January, while Vijayawada peaks in February. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Vijayawada was 0.2% Severe and 86.8% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Vijayawada 72 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Vijayawada hit AQI 500 at Kanuru (APPCB) on 2023-04-04.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Vijayawada spans 5 stations with a 9-point spread (min 65, max 74).
Verdict
🏆 Cuddalore has better air quality with an AQI of 25 compared to Vijayawada's 30.