Ariyalur vs Bidar
Side-by-side air quality comparison between Ariyalur and Bidar.
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 Bidar averaged 85 — a 39-point (85%) gap, with Bidar the more polluted and Ariyalur the cleaner of the two. On 404 days when both cities reported, Ariyalur was cleaner on 331 of them; the average daily gap was 42 AQI points.
Seasonality & days
Ariyalur peaks in March, while Bidar peaks in January. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Bidar was 0.1% Severe and 72.5% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Bidar 24 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Bidar has worsened by 1 AQI points (1.2%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Bidar hit AQI 437 at Naubad (KSPCB) on 2022-01-25.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Bidar spans 1 stations with a 0-point spread (min 84, max 84).