Dewās vs Sasaram
Side-by-side air quality comparison between Dewās 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, Dewās averaged an AQI of 98 while Sasaram averaged 109 — a 11-point (11%) gap, with Sasaram the more polluted and Dewās the cleaner of the two. On 853 days when both cities reported, Dewās was cleaner on 573 of them; the average daily gap was 68 AQI points.
Seasonality & days
Dewās peaks in December, while Sasaram peaks in January. Dewās logged 0% Severe days and 47.7% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Dewās 101 days, Sasaram 27 days.
Year-over-year progress
Dewās has improved by 48 AQI points (32.9%) from 2017 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Dewās reached AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Dewās spans 1 CPCB stations with a 0-point spread (min 106, max 106); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).