Ariyalur vs Kārwār
Side-by-side air quality comparison between Ariyalur and Kārwār.
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 Kārwār averaged 55 — a 9-point (20%) gap, with Kārwār the more polluted and Ariyalur the cleaner of the two. On 221 days when both cities reported, Ariyalur was cleaner on 116 of them; the average daily gap was 23 AQI points.
Seasonality & days
Ariyalur peaks in March, while Kārwār peaks in January. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Kārwār was 0% Severe and 92.7% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Kārwār 34 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Kārwār has improved by 72 AQI points (56.7%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Kārwār hit AQI 222 at KHB Colony (KSPCB) on 2023-12-21.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Kārwār spans 1 stations with a 0-point spread (min 58, max 58).