Bhilai vs Ujjain
Side-by-side air quality comparison between Bhilai 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 | Bhilai | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 46.40 | 29.30 |
| PM10(µg/m³) | 52.30 | 46.00 |
| NO₂(µg/m³) | 43.70 | 7.60 |
| SO₂(µg/m³) | 70.60 | 16.00 |
| O₃(µg/m³) | 42.00 | 53.00 |
| CO(µg/m³) | 675.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilai averaged an AQI of 73 while Ujjain averaged 116 — a 43-point (59%) gap, with Ujjain the more polluted and Bhilai the cleaner of the two. On 714 days when both cities reported, Bhilai was cleaner on 604 of them; the average daily gap was 48 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Bhilai logged 0% Severe days and 71.6% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Bhilai 119 days, Ujjain 67 days.
Year-over-year progress
Bhilai has worsened by 8 AQI points (12.3%) from 2021 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Bhilai reached AQI 288 at Hathkhoj (CECB) on 2023-12-26; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Bhilai spans 3 CPCB stations with a 25-point spread (min 59, max 84); 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 Bhilai's 78.