Alwar vs Karur
Side-by-side air quality comparison between Alwar and Karur.
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, Alwar averaged an AQI of 88 while Karur averaged 71 — a 17-point (24%) gap, with Alwar the more polluted and Karur the cleaner of the two. On 69 days when both cities reported, Karur was cleaner on 51 of them; the average daily gap was 40 AQI points.
Seasonality & days
Alwar peaks in November, while Karur peaks in December. Alwar logged 0% Severe days and 70.2% Good-or-Satisfactory days; Karur was 0% Severe and 80.3% Good-or-Satisfactory. Longest clean-air streaks: Alwar 97 days, Karur 34 days.
Year-over-year progress
The worst recorded day for Alwar reached AQI 356 at Moti Doongri (RSPCB) on 2017-11-11; Karur hit AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26.
Station-level disparity
Alwar spans 1 CPCB stations with a 0-point spread (min 95, max 95); Karur spans 1 stations with a 0-point spread (min 71, max 71).