Ujjain vs Ulhasnagar
Side-by-side air quality comparison between Ujjain and Ulhasnagar.
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 | Ujjain | Ulhasnagar |
|---|---|---|
| PM2.5(µg/m³) | 32.40 | 22.10 |
| PM10(µg/m³) | 47.70 | 40.40 |
| NO₂(µg/m³) | 6.80 | 23.10 |
| SO₂(µg/m³) | 13.70 | 21.70 |
| O₃(µg/m³) | 66.00 | 19.00 |
| CO(µg/m³) | 215.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ujjain averaged an AQI of 116 while Ulhasnagar averaged 117 — a 1-point (1%) gap, with Ulhasnagar the more polluted and Ujjain the cleaner of the two. On 462 days when both cities reported, Ulhasnagar was cleaner on 250 of them; the average daily gap was 36 AQI points.
Seasonality & days
Ujjain peaks in November, while Ulhasnagar peaks in January. Ujjain logged 0.1% Severe days and 33.800000000000004% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Ujjain 67 days, Ulhasnagar 74 days.
Year-over-year progress
Ujjain has improved by 71 AQI points (38%) from 2017 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Ujjain reached AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Ujjain spans 1 CPCB stations with a 0-point spread (min 131, max 131); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).
Verdict
🏆 Ulhasnagar has better air quality with an AQI of 40 compared to Ujjain's 55.