Kalyān vs Ludhiana
Side-by-side air quality comparison between Kalyān 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, Kalyān averaged an AQI of 95 while Ludhiana averaged 117 — a 22-point (23%) gap, with Ludhiana the more polluted and Kalyān the cleaner of the two. On 722 days when both cities reported, Kalyān was cleaner on 383 of them; the average daily gap was 65 AQI points.
Seasonality & days
Kalyān peaks in January, while Ludhiana peaks in November. Kalyān logged 0.1% Severe days and 46.4% Good-or-Satisfactory days; Ludhiana was 0.3% Severe and 53.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Kalyān 78 days, Ludhiana 53 days.
Year-over-year progress
Kalyān has improved by 4 AQI points (4%) from 2019 to 2024; Ludhiana has improved by 79 AQI points (40.3%) over the same window. The worst recorded day for Kalyān reached AQI 414 at Khadakpada (MPCB) on 2022-01-24; Ludhiana hit AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14.
Station-level disparity
Kalyān spans 2 CPCB stations with a 18-point spread (min 98, max 116); Ludhiana spans 1 stations with a 0-point spread (min 118, max 118).