Ariyalur vs Pune
Side-by-side air quality comparison between Ariyalur and Pune.
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 Pune averaged 97 — a 51-point (111%) gap, with Pune the more polluted and Ariyalur the cleaner of the two. On 303 days when both cities reported, Ariyalur was cleaner on 299 of them; the average daily gap was 100 AQI points.
Seasonality & days
Ariyalur peaks in March, while Pune peaks in November. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Pune was 0.1% Severe and 44.8% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Pune 92 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Pune has improved by 7 AQI points (6.7%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Pune hit AQI 435 at Alandi (IITM) on 2024-01-29.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Pune spans 12 stations with a 54-point spread (min 68, max 122).