Ambala vs Kalyān
Side-by-side air quality comparison between Ambala and Kalyān.
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, Ambala averaged an AQI of 94 while Kalyān averaged 95 — a 1-point (1%) gap, with Kalyān the more polluted and Ambala the cleaner of the two. On 1308 days when both cities reported, Kalyān was cleaner on 761 of them; the average daily gap was 61 AQI points.
Seasonality & days
Ambala peaks in November, while Kalyān peaks in January. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Kalyān was 0.1% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Kalyān 78 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Kalyān has improved by 4 AQI points (4%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Kalyān hit AQI 414 at Khadakpada (MPCB) on 2022-01-24.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Kalyān spans 2 stations with a 18-point spread (min 98, max 116).