Sasaram vs Ulhasnagar
Side-by-side air quality comparison between Sasaram and Ulhasnagar.
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, Sasaram averaged an AQI of 109 while Ulhasnagar averaged 117 — a 8-point (7%) gap, with Ulhasnagar the more polluted and Sasaram the cleaner of the two. On 440 days when both cities reported, Sasaram was cleaner on 277 of them; the average daily gap was 51 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Sasaram logged 0.1% Severe days and 37% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Sasaram 27 days, Ulhasnagar 74 days.
Year-over-year progress
Sasaram has improved by 166 AQI points (60.4%) from 2021 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Sasaram reached AQI 401 at Dada Peer (BSPCB) on 2021-11-28; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Sasaram spans 1 CPCB stations with a 0-point spread (min 148, max 148); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).