Amarāvati vs Ariyalur
Side-by-side air quality comparison between Amarāvati and Ariyalur.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Amarāvati averaged an AQI of 63 while Ariyalur averaged 46 — a 17-point (37%) gap, with Amarāvati the more polluted and Ariyalur the cleaner of the two. On 565 days when both cities reported, Ariyalur was cleaner on 415 of them; the average daily gap was 30 AQI points.
Seasonality & days
Amarāvati peaks in December, while Ariyalur peaks in March. Amarāvati logged 0% Severe days and 78.5% Good-or-Satisfactory days; Ariyalur was 0% Severe and 93.8% Good-or-Satisfactory. Longest clean-air streaks: Amarāvati 92 days, Ariyalur 57 days.
Year-over-year progress
Amarāvati has improved by 126 AQI points (66.7%) from 2017 to 2024; Ariyalur has improved by 35 AQI points (43.2%) over the same window. The worst recorded day for Amarāvati reached AQI 307 at Secretariat (APPCB) on 2020-12-28; Ariyalur hit AQI 221 at Keelapalur (TNPCB) on 2024-04-07.
Station-level disparity
Amarāvati spans 1 CPCB stations with a 0-point spread (min 74, max 74); Ariyalur spans 1 stations with a 0-point spread (min 51, max 51).