Ariyalur vs Vijayawada
Side-by-side air quality comparison between Ariyalur 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 | Ariyalur | Vijayawada |
|---|---|---|
| PM2.5(µg/m³) | 7.50 | 19.80 |
| PM10(µg/m³) | 9.90 | 22.10 |
| NO₂(µg/m³) | 8.40 | 8.80 |
| SO₂(µg/m³) | 5.00 | 5.80 |
| O₃(µg/m³) | 42.00 | 81.00 |
| CO(µg/m³) | 137.00 | 273.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ariyalur averaged an AQI of 46 while Vijayawada averaged 64 — a 18-point (39%) gap, with Vijayawada the more polluted and Ariyalur the cleaner of the two. On 468 days when both cities reported, Ariyalur was cleaner on 415 of them; the average daily gap was 43 AQI points.
Seasonality & days
Ariyalur peaks in March, while Vijayawada peaks in February. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Vijayawada was 0.2% Severe and 86.8% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Vijayawada 72 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Vijayawada has improved by 21 AQI points (24.7%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Vijayawada hit AQI 500 at Kanuru (APPCB) on 2023-04-04.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Vijayawada spans 5 stations with a 9-point spread (min 65, max 74).
Verdict
🏆 Ariyalur has better air quality with an AQI of 13 compared to Vijayawada's 33.