Hisar vs Ulhasnagar
Side-by-side air quality comparison between Hisar 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 | Hisar | Ulhasnagar |
|---|---|---|
| PM2.5(µg/m³) | 75.70 | 23.70 |
| PM10(µg/m³) | 224.40 | 40.90 |
| NO₂(µg/m³) | 34.70 | 20.60 |
| SO₂(µg/m³) | 8.30 | 23.00 |
| O₃(µg/m³) | 43.00 | 23.00 |
| CO(µg/m³) | 508.00 | 215.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hisar averaged an AQI of 136 while Ulhasnagar averaged 117 — a 19-point (16%) gap, with Hisar the more polluted and Ulhasnagar the cleaner of the two. On 298 days when both cities reported, Ulhasnagar was cleaner on 179 of them; the average daily gap was 50 AQI points.
Seasonality & days
Hisar peaks in November, while Ulhasnagar peaks in January. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Ulhasnagar 74 days.
Year-over-year progress
Hisar has improved by 39 AQI points (22.3%) from 2019 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); 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 Hisar's 183. That's a significant difference of 142 points.