Begusarai vs Ujjain
Side-by-side air quality comparison between Begusarai 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Begusarai | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 88.90 | 32.40 |
| PM10(µg/m³) | 101.70 | 47.70 |
| NO₂(µg/m³) | 52.20 | 6.80 |
| SO₂(µg/m³) | 16.70 | 13.70 |
| O₃(µg/m³) | 23.00 | 66.00 |
| CO(µg/m³) | 695.00 | 215.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Ujjain averaged 116 — a 12-point (10%) gap, with Begusarai the more polluted and Ujjain the cleaner of the two. On 305 days when both cities reported, Ujjain was cleaner on 231 of them; the average daily gap was 108 AQI points.
Seasonality & days
Begusarai peaks in January, while Ujjain peaks in November. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Ujjain 67 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).
Verdict
🏆 Ujjain has better air quality with an AQI of 55 compared to Begusarai's 196. That's a significant difference of 141 points.