Ariyalur vs Mira-Bhayandar
Side-by-side air quality comparison between Ariyalur and Mira-Bhayandar.
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 Mira-Bhayandar averaged 102 — a 56-point (122%) gap, with Mira-Bhayandar the more polluted and Ariyalur the cleaner of the two. On 276 days when both cities reported, Ariyalur was cleaner on 233 of them; the average daily gap was 57 AQI points.
Seasonality & days
Ariyalur peaks in March, while Mira-Bhayandar peaks in November. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Mira-Bhayandar was 0% Severe and 51.2% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Mira-Bhayandar 41 days.
Year-over-year progress
The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Mira-Bhayandar hit AQI 284 at Bhayandar West (MPCB) on 2024-11-23.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Mira-Bhayandar spans 1 stations with a 0-point spread (min 102, max 102).