Hassan vs Samastipur
Side-by-side air quality comparison between Hassan 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, Hassan averaged an AQI of 60 while Samastipur averaged 134 — a 74-point (123%) gap, with Samastipur the more polluted and Hassan the cleaner of the two. On 577 days when both cities reported, Hassan was cleaner on 554 of them; the average daily gap was 123 AQI points.
Seasonality & days
Hassan peaks in March, while Samastipur peaks in January. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Samastipur 9 days.
Year-over-year progress
Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).