Karur vs Ludhiana
Side-by-side air quality comparison between Karur and Ludhiana.
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, Karur averaged an AQI of 71 while Ludhiana averaged 117 — a 46-point (65%) gap, with Ludhiana the more polluted and Karur the cleaner of the two.
Seasonality & days
Karur peaks in December, while Ludhiana peaks in November. Karur logged 0% Severe days and 80.3% Good-or-Satisfactory days; Ludhiana was 0.3% Severe and 53.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Karur 34 days, Ludhiana 53 days.
Year-over-year progress
The worst recorded day for Karur reached AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26; Ludhiana hit AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14.
Station-level disparity
Karur spans 1 CPCB stations with a 0-point spread (min 71, max 71); Ludhiana spans 1 stations with a 0-point spread (min 118, max 118).