Bihar Sharif vs Ulhasnagar
Side-by-side air quality comparison between Bihar Sharif 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 | Bihar Sharif | Ulhasnagar |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 23.70 |
| PM10(µg/m³) | 79.40 | 40.90 |
| NO₂(µg/m³) | 27.20 | 20.60 |
| SO₂(µg/m³) | 14.60 | 23.00 |
| O₃(µg/m³) | 64.00 | 23.00 |
| CO(µg/m³) | 543.00 | 215.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Ulhasnagar averaged 117 — a 2-point (2%) gap, with Ulhasnagar the more polluted and Bihar Sharif the cleaner of the two. On 422 days when both cities reported, Bihar Sharif was cleaner on 256 of them; the average daily gap was 54 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Ulhasnagar peaks in January. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Ulhasnagar 74 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).
Verdict
🏆 Ulhasnagar has better air quality with an AQI of 41 compared to Bihar Sharif's 140. That's a significant difference of 99 points.