Samastipur vs Ujjain
Side-by-side air quality comparison between Samastipur and Ujjain.
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 Ujjain averaged 116 — a 18-point (16%) gap, with Samastipur the more polluted and Ujjain the cleaner of the two. On 698 days when both cities reported, Ujjain was cleaner on 507 of them; the average daily gap was 78 AQI points.
Seasonality & days
Samastipur peaks in January, while Ujjain peaks in November. Samastipur logged 1.4% Severe days and 23.400000000000002% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Samastipur 9 days, Ujjain 67 days.
Year-over-year progress
Samastipur has improved by 84 AQI points (38.5%) from 2022 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Samastipur reached AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Samastipur spans 1 CPCB stations with a 0-point spread (min 177, max 177); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).