Palwal vs Ulhasnagar
Side-by-side air quality comparison between Palwal 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 | Palwal | Ulhasnagar |
|---|---|---|
| PM2.5(µg/m³) | 58.70 | 22.10 |
| PM10(µg/m³) | 129.50 | 40.40 |
| NO₂(µg/m³) | 23.70 | 23.10 |
| SO₂(µg/m³) | 9.30 | 21.70 |
| O₃(µg/m³) | 51.00 | 19.00 |
| CO(µg/m³) | 502.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Palwal averaged an AQI of 95 while Ulhasnagar averaged 117 — a 22-point (23%) gap, with Ulhasnagar the more polluted and Palwal the cleaner of the two. On 456 days when both cities reported, Palwal was cleaner on 311 of them; the average daily gap was 44 AQI points.
Seasonality & days
Palwal peaks in November, while Ulhasnagar peaks in January. Palwal logged 0.2% Severe days and 47.800000000000004% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Palwal 37 days, Ulhasnagar 74 days.
Year-over-year progress
Palwal has improved by 91 AQI points (48.9%) from 2019 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Palwal reached AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Palwal spans 1 CPCB stations with a 0-point spread (min 120, max 120); 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 Palwal's 120. That's a significant difference of 80 points.