Dewās vs Samastipur
Side-by-side air quality comparison between Dewās and Samastipur.
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 Samastipur averaged 134 — a 36-point (37%) gap, with Samastipur the more polluted and Dewās the cleaner of the two. On 719 days when both cities reported, Dewās was cleaner on 587 of them; the average daily gap was 87 AQI points.
Seasonality & days
Dewās peaks in December, while Samastipur peaks in January. Dewās logged 0% Severe days and 47.7% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Dewās 101 days, Samastipur 9 days.
Year-over-year progress
Dewās has improved by 48 AQI points (32.9%) from 2017 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Dewās reached AQI 327 at Bhopal Chauraha (MPPCB) on 2023-07-01; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Dewās spans 1 CPCB stations with a 0-point spread (min 106, max 106); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).