Asansol vs Samastipur
Side-by-side air quality comparison between Asansol 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, Asansol averaged an AQI of 145 while Samastipur averaged 134 — a 11-point (8%) gap, with Asansol the more polluted and Samastipur the cleaner of the two. On 476 days when both cities reported, Asansol was cleaner on 273 of them; the average daily gap was 68 AQI points.
Seasonality & days
Asansol peaks in December, while Samastipur peaks in January. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Samastipur 9 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).