Ludhiana vs Rohtak
Side-by-side air quality comparison between Ludhiana and Rohtak.
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 2021, Ludhiana averaged an AQI of 117 while Rohtak averaged 148 — a 31-point (26%) gap, with Rohtak the more polluted and Ludhiana the cleaner of the two. On 1384 days when both cities reported, Ludhiana was cleaner on 1013 of them; the average daily gap was 65 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ludhiana logged 0.3% Severe days and 53.599999999999994% Good-or-Satisfactory days; Rohtak was 1.1% Severe and 36.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Ludhiana 53 days, Rohtak 45 days.
Year-over-year progress
Ludhiana has improved by 79 AQI points (40.3%) from 2017 to 2021; Rohtak has improved by 123 AQI points (45.4%) over the same window. The worst recorded day for Ludhiana reached AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14; Rohtak hit AQI 498 at MD University (HSPCB) on 2019-11-03.
Station-level disparity
Ludhiana spans 1 CPCB stations with a 0-point spread (min 118, max 118); Rohtak spans 1 stations with a 0-point spread (min 159, max 159).