Samastipur vs Sasaram
Side-by-side air quality comparison between Samastipur 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, Samastipur averaged an AQI of 134 while Sasaram averaged 109 — a 25-point (23%) gap, with Samastipur the more polluted and Sasaram the cleaner of the two. On 640 days when both cities reported, Sasaram was cleaner on 471 of them; the average daily gap was 71 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Samastipur logged 1.4% Severe days and 23.400000000000002% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Samastipur 9 days, Sasaram 27 days.
Year-over-year progress
Samastipur has improved by 84 AQI points (38.5%) from 2022 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Samastipur reached AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Samastipur spans 1 CPCB stations with a 0-point spread (min 177, max 177); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).