Ariyalur vs Mahād
Side-by-side air quality comparison between Ariyalur and Mahād.
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 Mahād averaged 90 — a 44-point (96%) gap, with Mahād the more polluted and Ariyalur the cleaner of the two. On 408 days when both cities reported, Ariyalur was cleaner on 337 of them; the average daily gap was 49 AQI points.
Seasonality & days
Ariyalur peaks in March, while Mahād peaks in November. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Mahād was 0% Severe and 63.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Mahād 49 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Mahād has worsened by 6 AQI points (7.1%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Mahād hit AQI 242 at Kamble Tarf Birwadi (MPCB) on 2023-11-19.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Mahād spans 1 stations with a 0-point spread (min 88, max 88).