Ariyalur vs Tirupati
Side-by-side air quality comparison between Ariyalur and Tirupati.
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, Ariyalur averaged an AQI of 46 while Tirupati averaged 75 — a 29-point (63%) gap, with Tirupati the more polluted and Ariyalur the cleaner of the two. On 376 days when both cities reported, Ariyalur was cleaner on 277 of them; the average daily gap was 33 AQI points.
Seasonality & days
Ariyalur peaks in March, while Tirupati peaks in April. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Tirupati 36 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).