Bihar Sharif vs Ujjain
Side-by-side air quality comparison between Bihar Sharif 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 | Bihar Sharif | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 29.30 |
| PM10(µg/m³) | 79.40 | 46.00 |
| NO₂(µg/m³) | 27.20 | 7.60 |
| SO₂(µg/m³) | 14.60 | 16.00 |
| O₃(µg/m³) | 64.00 | 53.00 |
| CO(µg/m³) | 543.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Ujjain averaged 116 — a 1-point (1%) gap, with Ujjain the more polluted and Bihar Sharif the cleaner of the two. On 816 days when both cities reported, Ujjain was cleaner on 432 of them; the average daily gap was 72 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Ujjain peaks in November. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Ujjain 67 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).
Verdict
🏆 Ujjain has better air quality with an AQI of 49 compared to Bihar Sharif's 140. That's a significant difference of 91 points.