Ambala vs Hapur
Side-by-side air quality comparison between Ambala and Hapur.
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 Hapur averaged 142 — a 48-point (51%) gap, with Hapur the more polluted and Ambala the cleaner of the two. On 1797 days when both cities reported, Ambala was cleaner on 1086 of them; the average daily gap was 53 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Hapur was 1.9% Severe and 36.2% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Hapur 55 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Hapur has improved by 197 AQI points (58.1%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Hapur hit AQI 477 at Anand Vihar (UPPCB) on 2019-10-31.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Hapur spans 1 stations with a 0-point spread (min 159, max 159).