Ambala vs Sasaram
Side-by-side air quality comparison between Ambala and Sasaram.
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 Sasaram averaged 109 — a 15-point (16%) gap, with Sasaram the more polluted and Ambala the cleaner of the two. On 845 days when both cities reported, Ambala was cleaner on 464 of them; the average daily gap was 67 AQI points.
Seasonality & days
Ambala peaks in November, while Sasaram peaks in January. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Sasaram 27 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).