Bulandshahr vs Samastipur
Side-by-side air quality comparison between Bulandshahr 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, Bulandshahr averaged an AQI of 142 while Samastipur averaged 134 — a 8-point (6%) gap, with Bulandshahr the more polluted and Samastipur the cleaner of the two. On 787 days when both cities reported, Bulandshahr was cleaner on 482 of them; the average daily gap was 73 AQI points.
Seasonality & days
Bulandshahr peaks in November, while Samastipur peaks in January. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Samastipur 9 days.
Year-over-year progress
Bulandshahr has improved by 82 AQI points (36.6%) from 2018 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).